Packet Pushers Podcast Archives - NetworkingNexus.net: Recent Episodes
None
Scott Robohn sits down with guests Lenny Giuliano and Russ White to examine whether generative AI will affect internet traffic patterns. Together they explore the role of CDNs, the importance of latency, and the potential for a shift toward edge-based inference. They also discuss the impact of data sovereignty on infrastructure and the potential return... Read more »The post TNO067: The Impact of AI on Internet Traffic appeared first on NetworkingNexus.net.
As more applications and services rely on AI inferencing, that means more traffic on the WAN. Yes, bandwidth can solve a lot of problems, it’s not unlimited and AI inference traffic still has to share pipes with other flows. That means things like WAN latency, determinism, security, and traffic engineering are just as important as... Read more »The post HN836: Optimize AI Traffic on the WAN with Ciena’s Integrated IP Networking (Sponsored) appeared first on NetworkingNexus.net.
Jason Gooley is a longtime member of the Cisco community and author of the latest edition of the CCNA book. Jason joins the show to share his unconventional path from a challenging childhood to technical evangelist and author at Cisco. Together they discuss the importance of community, mental health, and resilience in navigating technical career... Read more »The post LIU019: Jason Gooley: The Godfather of Programmability appeared first on NetworkingNexus.net.
Today, several members of our Packet Pushers podcast team assemble to discuss whether the grass is greener on the NetOps or DevOps side of the telemetry fence. William of The Cloud Gambit, Scott of Total Network Operations, and Ned and Kyler of Day Two DevOps discuss the difficulties and differences of getting telemetry and state... Read more »The post D2DO309: Packet Pushers Assemble! Bridging the Telemetry Divide appeared first on NetworkingNexus.net.
There’s always been a gap between the discovery of a security issue and the time it takes to remediate. Now AI models can autonomously find weak points and chain together actions to exploit them. How does AI change the notion of “fast enough” for network defense? On today’s sponsored episode we dig into how FireMon... Read more »The post PP119: Automating Firewall Ops To Stay Ahead of AI Threats (Sponsored) appeared first on NetworkingNexus.net.
Jake Snyder joins Keith Parsons to explain the mechanics of spatial reuse in Wi-Fi. They discuss practical implementation, the trade-offs involved in increasing signal detection thresholds, and why effective RF design remains the primary method for optimizing network performance. Episode Links: Jake Snyder’s WebsiteThe post HW084: Spatial Reuse in Wi-Fi appeared first on NetworkingNexus.net.
Take a Network Break! Scott Robohn steps in for Johna this week. We start with some followup on 3M and then tackle the news. Arista catches up to the rest of the market on a “branch in a box” approach with new security capabilities in its VeloCloud SD-WAN, Cisco announces the Antares family of Small... Read more »The post NB584: OpenAI Agents Mug Hugging Face; Fortinet Picks Intel for Custom Silicon appeared first on NetworkingNexus.net.
Shortest Path Bridging (SPB) remains an intriguing and reliable fabric technology, offering a unique approach to Ethernet that differs from more widely deployed fabrics such as EVPN/VXLAN. Jeff Wilson joins Ethan and Drew to share his experience designing and managing SPB-based fabrics. Together they discuss how SPB simplifies multicast, essential hardware design considerations for scaling,... Read more »The post HN835: The Pros and Cons of Shortest Path Bridging (SPB) appeared first on NetworkingNexus.net.
Andrew Palardy joins the hosts to discuss how Tayga, the open-source NAT64 daemon for Linux, is being updated to ensure it is up to date with all the current RFCs. Andrew explains how recent RFC compliance and UDP checksum fixes help resolve connectivity issues and how the new eBPF CLAT support arriving in NetworkManager promises... Read more »The post IPB204: Tayga and IPv6 Translation appeared first on NetworkingNexus.net.
Have you ever wondered how data actually travels through a Wi-Fi network? Holly and Ethan break down the fundamentals of wireless networking, including radio frequencies and channel planning. They also address the complexities of roaming, how the Wi-Fi space has changed over the years, and share advice on how to design and maintain a home... Read more »The post N4N060: Your First Wi-Fi Network Part 1 appeared first on NetworkingNexus.net.
What if your MCP server shipped with its own manual? Angie Jones, VP of Developer Experience at the Agentic AI Foundation, joins William and Eyvonne to break down the Skills Over MCP working group effort, which delivers Agent Skills through MCP’s existing resources primitive (think voice over IP, not skills versus MCP). Angie shares her... Read more »The post TCG080: Skills Over MCP and More appeared first on NetworkingNexus.net.
Eric Chou welcomes Florian Lohden, a NetDevOps engineer and co-founder of the NetAuto Group, to discuss his community-building efforts and his latest adventures in network automation. Together they explore how adopting software development practices can help with network automation, and the importance of sharing knowledge within networking communities. Florian also talks about how he balances... Read more »The post NAN127: Scaling Network Automation Communities appeared first on NetworkingNexus.net.
In this sponsored episode, Jonah Kowall from Spacelift joins the show to unpack the findings of the 2026 Infrastructure Automation Report. The discussion covers the “governance paradox”, where organizations have confidence in their AI oversight despite a lack of formal policies. Ned and Jonah provide actionable insights on bridging the gap between automation and the... Read more »The post D2DO308: Exploring the AI Governance Paradox (Sponsored) appeared first on NetworkingNexus.net.
Some enterprises are finding reasons to pull back from a cloud-first IT strategy and run workloads in on-premises data centers. John and Johna dig into why companies are making the change, including cost and AI security. They also discuss and the strategic implications for IT, and what organizations stand to gain—and lose—from repatriation. Episode Links:... Read more »The post HS138: When “One Cloud To Rule Them All” Is NOT the Answer: Repatriation for AI and more appeared first on NetworkingNexus.net.
Unless you’ve intentionally migrated to all-IPv6, you’re operating in a dual-stack environment. And if you haven’t accounted for v6 in your monitoring and security, you leave yourself open to risks. Today we dig into some of those risks, including VPN breakouts and how attackers can use unmanaged v6 to bypass security tools. Our guest is... Read more »The post PP118: IPv6 Risks In Dual-Stack Environments (i.e. Most Environments) appeared first on NetworkingNexus.net.
Take a Network Break! In this week’s episode our red alert highlights two critical vulnerabilities in RabbitMQ, and we dig into listener follow-up about data centers in space. This week’s news coverage considers Apple’s $30 billion spending pledge to Broadcom, TSCM promising another $100 billion to build even more chip fabs in the US, and... Read more »The post NB583: TSMC Chips In Another $100 Billion for US Fabs; Can Data Centers Make It In New York? appeared first on NetworkingNexus.net.
In this sponsored episode, HPE’s Sunalini Sankhavaram and Jose Tellado discuss the architectural evolution toward self-driving networks. Together with Ethan and Drew, they break down how integrating agentic AI enables an autonomous architecture capable of being proactive and not just reactive. They also discuss the importance of maintaining human trust in autonomous systems and how... Read more »The post HN834: HPE Self-Driving Networks: The Next Evolution of Network Automation (Sponsored) appeared first on NetworkingNexus.net.
Tom Hollingsworth joins Scott Robohn to share his professional journey from a hands-on network engineer and CCIE to his current role leading events at Tech Field Day. He talks about the cyclical nature of networking hype, and advocates for specialized, subject-specific tech models over broad AI solutions. They also discuss the delicate art of facilitating... Read more »The post TNO066: Tom Hollingsworth Before Tech Field Day appeared first on NetworkingNexus.net.
Alexis and Kevin talk about their experiences attending Cisco Live alongside return guest Melina Bertholf. They offer different perspectives about the event while highlighting the importance of building professional relationships and community through in-person gatherings. They also share personal anecdotes and advice for those looking to maximize their social and professional networking efforts at tech... Read more »The post LIU018: Why You Should Attend Tech Conferences appeared first on NetworkingNexus.net.
Ned and Kyler welcome Andrew Brown, co-founder of ExamPro, to discuss how AI is reshaping the IT education and training landscape. They discuss why foundational technical knowledge remains vital, how AI-generated answers can make mistakes at scale, and the importance of learning how to troubleshoot when automated tools hit their limits. Episode Links: Watch this... Read more »The post D2DO307: Why AI Can’t Replace DevOps Fundamentals appeared first on NetworkingNexus.net.
Take a Network Break! We start with some red alerts for Cisco ISE, Zyxel, Microsoft, and a Web manager suite called WeGIA. US senators and security experts sound the alarm about DOGE employees introducing security and stability risks in sensitive US government systems, security researchers demonstrate the effectiveness of supply chain attacks that start with... Read more »The post NB513: UK Demands Apple Backdoor; AI Spending: Can’t Stop, Won’t Stop appeared first on NetworkingNexus.net.
Today on the Tech Bytes podcast we dive into Digital Experience Monitoring and Internet Performance Monitoring with sponsor Catchpoint. As more users rely on SaaS and cloud for applications, the Internet has essentially become a business-critical network. But how can you, a network engineer, be expected to manage the Internet? Enter Internet Performance Monitoring, or... Read more »The post Tech Bytes: When the Internet Is Your Network, Catchpoint IPM Provides Critical Visibility (Sponsored) appeared first on NetworkingNexus.net.
Unless you’re building out AI infrastructure at a hyperscaler, you probably don’t have unlimited dollars. On today’s Heavy Networking we talk with guest Frank Seesink about how to build and operate networks effectively when money’s tight. We look at free and open source tools, talk about the trade-offs that come with free software, and how... Read more »The post HN767: Effective Networking on the Cheap appeared first on NetworkingNexus.net.
Today’s episode with guest Joan Garcia provides valuable insights into the complexities of modern network operations at a telco, the importance of collaboration across technical domains, and the strategic decisions that drive innovation in the telecom industry. Joan’s experiences and perspectives offer ideas for navigating the challenges of integrating different layers of network architecture while... Read more »The post TNO015: Revolutionizing Telecom with NetOps Automation and Collaboration appeared first on NetworkingNexus.net.
Want to know how an IPv6-only wireless network was deployed at a conference with 18,000 attendees? Join us as we talk through the technical details with Tom Costello, a senior network engineer at Argonne National Laboratory. Tom volunteers at the International Conference for High Performance Computing, Networking, Storage and Analysis (SC for short) to help... Read more »The post IPB168: Deploying IPv6-Only Wi-Fi at the SC24 Conference appeared first on NetworkingNexus.net.
Why do we need network models such as OSI? Network architect and author Russ White joins Holly and Ethan to talk about how network models can help engineers ask intelligent questions and understand networking problems. And OSI isn’t your only option–Russ digs into the RINA model and how it compares to OSI (which we covered... Read more »The post N4N012: Russ White On Why We Need Network Models appeared first on NetworkingNexus.net.
Serverless is mature enough now to be a mainstream choice for application development. But that doesn’t mean interesting things aren’t happening. Benjamen Pyle joins Kyler and Ned on Day Two DevOps to talk about the potential for small vendors and startups to develop high-quality services purpose-built to solve specific problems. They also discuss the benefits... Read more »The post D2DO264: Serverless Goes Mainstream appeared first on NetworkingNexus.net.
JJ and Drew catch you up on cybersecurity news including new research that uncovers a host of 5G/LTE vulnerabilities, the chain of breaches in a BeyondTrust attack that led to infiltration of the US Treasury Dept., and a lawsuit against LinkedIn alleging that data from paying customers was used to train AI models. Researchers unpack... Read more »The post PP048: News Roundup – 5G Vulnerabilities Abound, CSRB Disbanded, Magic Packets Target Juniper Routers, and More appeared first on NetworkingNexus.net.
Wi-Fi Explorer Pro is a popular wireless scanner. On today’s show we dive into the tool with its creator, Adrian Granados. We also talk about the launch of the new book Wi-Fi Explorer Pro 3 – The Definitive User Guide, written by Granados and co-author Nigel Bowden. We delve into the history and features of... Read more »The post HW045: A Comprehensive Guide to Wi-Fi Explorer Pro 3: Features, Insights, and More! appeared first on NetworkingNexus.net.
Take a Network Break! The US Justice Department blocks the HPE-Juniper merger with a surprise lawsuit, DeepSeek shakes up the AI world, and Broadcom rolls out quantum-safe Fibre Channel controllers. Sweden seizes a vessel suspected of tampering with a subsea cable, a code update could make Linux significantly more power-efficient, and the WLAN market gets... Read more »The post NB512: US Objects to HPE-Juniper Wedding; Cheeky DeepSeek Freaks VCs appeared first on NetworkingNexus.net.
On today’s show, we’re discussing the complexities of network design for AI computing at the edge. We’re not talking about AIOps, although that might come up in this conversation. Instead, we’re focusing on how to effectively cope with the network traffic patterns happening on your network as a result of AI computing workloads. Our subject... Read more »The post HN 766: Ensuring QoE for Agentic AI With Broadcom VeloRAIN (Sponsored) appeared first on NetworkingNexus.net.
Today we get an education on what a high speed cable assembly really is from guest Ryan Harris from today’s sponsor, The Siemon Company. Ryan shares the evolution of high-speed pluggable cable assemblies from 64kbps ISDN B channels to 800 gigabit connections, and describes how they work. We discuss the Siemon Company’s history and its... Read more »The post TNO014: Beneath the Cable Color – A Look at The Siemon Company’s High Speed Cable Assemblies (Sponsored) appeared first on NetworkingNexus.net.
In today’s episode, we address listener Kieren’s question about the differences between LAG, MLAG, MC-LAG, and stacking. We tackle the nuances of Link Aggregation (LAG) and the Link Aggregation Control Protocol (LACP), and explain their roles in redundancy and bandwidth efficiency. We also discuss the complexities and differences among vendors and overall benefits of Multi-Chassis... Read more »The post N4N011: What’s the Difference Between LAG, MLAG, MC-LAG, and Stacking? appeared first on NetworkingNexus.net.
Are you ready to go from zero to hero in GitNops? On today’s podcast, we talk with Tom McGonagle, who shares and explains git, CI/CD and DevOps and how that all fits into network engineering. The conversation also covers the evolution of containerization and Kubernetes, highlighting their roles in modern network automation. Tom also encourages... Read more »The post NAN084: From GitNops Zero to Hero appeared first on NetworkingNexus.net.
Don’t underestimate the value of packet analysis in your security strategy. And if you’re analyzing packets, the open-source Wireshark software is a go-to tool. On today’s episode, we talk with Chris Greer, a Wireshark trainer and consultant specializing in packet analysis. Chris explains the critical role of packet analysis in cybersecurity, particularly in threat hunting... Read more »The post PP047: Why Packet Analysis (and Wireshark) Should Be In Your Security Toolkit appeared first on NetworkingNexus.net.
Take a Network Break! We start with critical vulnerabilities affecting the Android OS, Cisco Meeting Management, and SonicWall, and then discuss a report that tens of thousands of Fortinet security appliances still haven’t been patched despite active exploits. Palo Alto Networks releases an open API to make it easier for developers to access Quantum Random... Read more »The post NB511: Cisco Sells Security Blanket for AI Nightmares; Stratoshark Captures System Calls appeared first on NetworkingNexus.net.
Billy Joel had it right: It’s a matter of trust. Too often Operations, Engineering, and Architecture teams don’t trust one another–and nobody trusts leadership (and vice versa!). Special guest (and PacketPushers host) Scott Robohn joins us to talk about how to build trust, and the special role of an Operations Architect. Episode Guest: Scott Robohn, ... Read more »The post HS093: Strategic Trust-Building Among Ops, Engineering, Architecture – and Leadership appeared first on NetworkingNexus.net.
NETGEAR is known for consumer networking products, but it also offers a robust porfolio of wireless and wired networking products designed for the enterprise. On today’s Heavy Wireless, sponsored by NETGEAR, we take a close look at the hardware, software, and services that NETGEAR offers to enterprise customers. That includes Wi-Fi 7 APs, a full... Read more »The post HW044: Unpacking NETGEAR’s Enterprise Wireless and Wired Portfolio (Sponsored) appeared first on NetworkingNexus.net.
CNAPP, or Cloud Native Application Protection Platform, is an integrated suite of tools for cloud-native apps that aims to help organizations manage cloud app risks and identify and respond to threats. Today on the Tech Bytes podcast we talk with sponsor Fortinet about its Lacework FortiCNAPP offering and how it integrates CNAPP for unified security... Read more »The post Tech Bytes: Unifying Cloud, On-Prem Security with Lacework FortiCNAPP (Sponsored) appeared first on NetworkingNexus.net.
Many of us have had network design discussions relating to natural disasters. What if a fire comes through? Or a flood? For most of us, those discussions don’t feel overly worthy of our attention. Yes, we should think about it. Yes, we should plan for it. If we’re really serious, we’ll even dust off the... Read more »The post HN765: Telecom In the Bahamas: Lessons In Resiliency appeared first on NetworkingNexus.net.
Once you get past a handful of Python scripts, network automation can be…daunting. If you want to make network automation process-driven, repeatable, reliable, and something that doesn’t just rely on your scripts and the knowledge inside your head, there’s an entire landscape that opens up before you. Have you thought about network discovery? How about... Read more »The post HN762: A Network Automation Roadmap appeared first on NetworkingNexus.net.
In this end of-the-year episode of IPv6 Buzz, we review the significant developments in IPv6 throughout 2024 and share projections for 2025. We discuss the introduction of a new documentation prefix, analyze IPv6 usage statistics, and review No NAT November. For 2025, we explore the possibilities of updates to RFC 6724 and global adoption of... Read more »The post IPB166: Reflections and Projections for IPv6 in 2024 and 2025 appeared first on NetworkingNexus.net.
On today’s episode, we’re going to talk Python. Host Eric Chou is joined by Michael Kennedy, the founder of Talk Python Training and host of the Talk Python To Me podcast. The discussion covers the evolution of Michael’s podcast and training business, the impact of platforms like TikTok on learning, and the importance of community... Read more »The post NAN081: We’re Going To Talk Python To You appeared first on NetworkingNexus.net.
Join us today for a look back at this year’s developments in cloud security and DevOps. We ask if serverless computing has peaked, why Kubernetes continues to be so hard, whether cloud repatriation is a real trend, and whether the DevOps role has become too darn big. We also explore the future of cloud computing,... Read more »The post D2DO261: Year in Review: Peak Serverless, K8s Complexity, DevOps Sprawl (and What’s Next) appeared first on NetworkingNexus.net.
Recent events have driven home a simple fact: neither your devices nor your network services can be trusted totally, and they could all be turned against you, possibly fatally. Join us as we discuss the harsh realities of the evolving cybersecurity space, and how enterprise leaders in and out of IT need to change their... Read more »The post HS091: The Game Has Changed: Security Strategy After Salt Typhoon and the Pager-Bomb Hack appeared first on NetworkingNexus.net.
Autonomous Digital Experience Management, or ADEM, measures network and application performance from the user perspective and gives network and IT teams visibility into the entire data path—including the home user network, first mile and last mile, and the WAN. On today’s Packet Protector, we learn how ADEM can complement your network and security efforts with... Read more »The post PP044: Optimizing Security and Performance with ADEM and App Acceleration (Sponsored) appeared first on NetworkingNexus.net.
Take a Network Break! This is our final show for 2024. We start with critical vulnerabilities in Ivanti and OpenWrt, and then discuss what effect a proposed bill from US Senator Ron Wyden would have on telecom security (short answer: more paperwork but unlikely to improve protection). Extreme Networks announces a new AI platform that... Read more »The post NB508: Google Serves Up Custom AI and Quantum Chips; Nokia Puts Muscle Behind SONiC appeared first on NetworkingNexus.net.
When building your network and buying equipment, is performance or cost more important? On today’s episode, we discuss the balance between performance and cost in selecting networking equipment. We also cover other considerations, including why you should understand client and network needs, the fluid nature of pricing, and the necessity of creative problem-solving. Bonus material: ... Read more »The post N4N007: Performance vs. Cost appeared first on NetworkingNexus.net.
Ever wonder how large conferences such as Cisco Live! manage their on-site network operations? Today’s podcast guest, Jason Davis joins host Scott Robohn to discuss history of network operations at Cisco Live!, and the intricacies, challenges, and strategies involved in setting up and managing network operations for such a large event. Episode Guest: Jason Davis, ... Read more »The post TNO011: Behind the NetOps Curtain at Cisco Live! appeared first on NetworkingNexus.net.
Today’s Heavy Networking comes to you from the AutoCon2 tech event being held in Westminster, Colorado. This episode was recorded in conference room on site at AutoCon2 in November, 2024. The format? Roundtable. Four network automators have raised their hand and brought topics they want to discuss. Those topics include: Crafting tools to “listen” to... Read more »The post HN761: Who Are You Building Automation For? An AutoCon2 Roundtable appeared first on NetworkingNexus.net.
A growth mindset not only advances you, but can help to advance those around you. Today we delve into the concept of a growth mindset with guest Sasha Czarkowski. We contrast the growth mindset with a fixed mindset, highlighting the latter’s detrimental effects on creativity and learning. The discussion also highlights the importance of psychological... Read more »The post TL009: Shifting to a Growth Mindset for Organizational Success appeared first on NetworkingNexus.net.
Packet analysis can be your friend for troubleshooting network problems. In this episode, hosts Ethan Banks and Holly Metlitzky explore packet analysis, They discuss tools such as Wireshark and Tcpdump, explain their functionalities, and talk about the importance of filtering data for effective analysis. Listeners are encouraged to engage with Wireshark and other tools themselves.... Read more »The post N4N006: Packet Analysis Basics appeared first on NetworkingNexus.net.
Humor is the best medicine, so they say. In critical IT security jobs, a little humor could help you prevent burnout and maintain your mental equilibrium. Lydia Graslie, a Cloud Threat Detection Engineer at Edward Jones, shares her insights on the complexities of cloud security and the challenges posed by modern cloud platforms, as well... Read more »The post D2DO260: Cloudy With a Chance of Meatballs: Humor and Threat Detection appeared first on NetworkingNexus.net.
A Chief Information Security Officer (CISO) helps to architect and drive an organization’s security strategy. The role requires technical chops and business acumen. You also need strong communication skills to help executives understand risk and response, choose the right metrics to measure infosec effectiveness, and provide guidance to the technical teams actually running security operations.... Read more »The post PP043: The Perils and Perks of the CISO Track appeared first on NetworkingNexus.net.
In this episode of the Heavy Wireless podcast, host Keith Parsons interviews Brian Tuttle, co-founder of MetaGeek. Brian recounts the company’s origins, starting with the development of the WiSpy spectrum analyzer, and highlights key products like inSSIDer and Chanalyzer. The discussion covers MetaGeek’s mission to visualize wireless landscapes, the impact of their tools on network... Read more »The post HW042: The Past, Present, and Future of MetaGeek appeared first on NetworkingNexus.net.
Today on the Tech Bytes podcast, sponsored by Fortinet, we talk about IoT and OT risks and how to mitigate them. One option from Fortinet is FortiLink NAC, a free feature that can help you segment and protect IoT and OT devices and can even help deploy virtual patches. Another option is FortiNAC, a full-bore... Read more »The post Tech Bytes: Protecting OT/IoT Devices With FortiLink NAC (Sponsored) appeared first on NetworkingNexus.net.
Take a Network Break! This week we warn of significant vulnerabilities in WhatsUp Gold and Cisco NX-OS. We also discuss US federal reaction to the penetration of US telco networks by Chinese state actors. These reactions include network and visibility hardening guidelines from CISA, the FBI (reluctantly) recommending the use of encrypted messaging apps, and... Read more »The post NB507: Arista Announces Stackable Switches; FBI Recommends Encrypted Messaging appeared first on NetworkingNexus.net.
On today’s show, we recap some highlights of AutoCon2 with guest Jeremy Rossbach from sponsor Broadcom. Jeremy gives some background on his career, and then elaborates on conversations he had at AutoCon2. He also shares observations on the present and future of network automation, which include AI and robust observability solutions that integrate with the... Read more »The post TNO010: Navigating Network Automation Complexities: Insights from AutoCon 2 (Sponsored) appeared first on NetworkingNexus.net.
Today on Heavy Networking, sponsored by Palo Alto Networks, we explore how virtual patching can be used to protect IoT and OT devices. Virtual patching leverages intrusion detection and intrusion prevention, combined with threat research, to block exploits targeting IoT and OT devices. Why would you use virtual patching? When it comes to IoT and... Read more »The post HN760: Mitigate IoT/OT Vulnerabilities with Guided Virtual Patching (Sponsored) appeared first on NetworkingNexus.net.
Continuing the IPv6 Basics series, today’s podcast addresses IPv6 address planning. Special “guest” Tom Coffeen who literally wrote the book, IPv6 Address Planning, helps answer questions and gives advice on how to effectively plan IPv6 addresses. We discuss topics such as the importance of long-term planning and understanding prefix sizes, common design pitfalls, and the... Read more »The post IPB165: IPv6 Basics – Address Planning appeared first on NetworkingNexus.net.
On today’s episode, artificial intelligence with sponsor Selector.AI. If you’re curious and maybe still skeptical about the value AI brings to network operations, listen to this episode. Selector is on the forefront of AIOps for networking, building models that are customized and specifically targeted at networks. What Selector is doing is NOT simply the low-hanging... Read more »The post HN758: How Selector Built an AI Language Model for Networking (Sponsored) appeared first on NetworkingNexus.net.
AI can support network operations, but it can also be complex, mysterious, and steeped in vendor hype. On today’s episode, guest Phil Gervasi clarifies some of the terminology and concepts of AI, including distinctions among concepts like generative AI, general AI, and large language models (LLMs). Phil shares tips for getting beyond the hype to... Read more »The post TNO008: Demystifying AI: Essential Concepts for Network Operators appeared first on NetworkingNexus.net.
When you start fresh with IPv6, you have a lot to gain in terms of routing, reputation and security. Today’s show focuses on the differences between provider-assigned (PA) and provider-independent (PI) address spaces. The team discusses the benefits of PI space and the clean slate it offers for address reputation and security. As always, strategic... Read more »The post IPB164: Getting a Fresh Start with IPv6 appeared first on NetworkingNexus.net.
Today we explore Virtual Local Area Networks (VLANs). This topic was prompted by a question from college student Douglas. We’ll explain the fundamental concepts of VLANs, such as their role in segmenting and managing network traffic, and the technical details for implementation. We’ll also address key topics including VLAN tags, access and trunk ports, and... Read more »The post N4N003: What’s a VLAN? appeared first on NetworkingNexus.net.
With the current cultural emphasis on AI and how that is changing our world, we often forget the human element of individuals and teams when building an effective software development team. On today’s Day Two DevOps, we explore the psychology behind software teams, psychological safety for those teams and how the advent of AI plays... Read more »The post D2DO257: Love is in the Firmware appeared first on NetworkingNexus.net.
Microsoft’s Active Directory and Entra ID are valuable targets for attackers because they store critical identity information. On today’s Packet Protector, we talk with penetration tester and security consultant Eric Kuehn about how he approaches compromising AD/Entra ID, common problems he sees during client engagements, quick wins for administrators and security pros to fortify their... Read more »The post PP039: Securing Active Directory from a Pen Tester’s Perspective appeared first on NetworkingNexus.net.
Multi-Link Operation (MLO) is a major feature of Wi-Fi 7. At a high level, MLO allows a client and an AP to communicate using multiple radios and frequencies simultaneously. The result is an increase in throughput and resiliency. Today’s Heavy Wireless podcast dives into MLO with guest Jim Palmer, who presented on the topic at... Read more »The post HW040: Unpacking Wi-Fi 7’s Multi-Link Operation (MLO) appeared first on NetworkingNexus.net.
Take a Network Break! This week we cover a serious Cisco vulnerability, SonicWall offering a firewall warranty, and a security advisory from ID provider Okta. Apple buys a stake in a satellite telecommunications company, Lumen and Google team up on a joint networking/AI deal, and we check on financial results from Arista Networks, Extreme Networks,... Read more »The post NB503: Apple Buys Stake in Satellite Telecom Company; Arista Enjoys AI Revenue Bump appeared first on NetworkingNexus.net.
Today on the Tech Bytes podcast, sponsored by Palo Alto Networks, we talk with Palo Alto Networks customer Autodesk about how it migrated from SD-WAN and traditional remote access VPNs to SASE, or Secure Access Service Edge. We’ll talk about the trends that drove Autodesk’s migration and the results of their SASE adoption. Our guests... Read more »The post Tech Bytes: Why Autodesk Swapped VPNs for Prisma SASE (Sponsored) appeared first on NetworkingNexus.net.
On today’s episode, we chat with wireless ISP engineer Elijah Zeida. Elijah had an interesting connectivity challenge to solve for a remote mountain town that relies on a wireless connection for Internet access, and not much budget to solve it with. But he got it done by building his own SD-WAN using Mikrotik boxes and... Read more »The post HN757: Building a DIY SD-WAN to Serve (Very) Remote Customers appeared first on NetworkingNexus.net.
Everyone has their own hot take or bit of wisdom to share regarding technical leadership. Today, host Laura Santamaria weaves these insights on communication, collaboration, decision making and more from her guests on the first six episodes of Technically Leadership. Listen, reflect and then apply to your own leadership role. Episode Links: Laura Santamaria Packet... Read more »The post TL007: Hot Takes on Technical Leadership appeared first on NetworkingNexus.net.
Ostinato is a network traffic generator aimed at network engineers who need test traffic, whether in a lab or production, to do things such as test circuit bandwidth, determine if SD-WAN or load balancing rules are working as intended, investigate packet drops, and more. Originally released as an open-source project, Ostinato is now offered as... Read more »The post NAN078: The Evolution of Ostinato: From Open Source to a Sustainable Business appeared first on NetworkingNexus.net.
We are firmly entrenched in a hybrid cloud world, from on-prem data centers to multiple cloud platforms to branch and remote offices, not to mention wandering end users connecting via VPN. While the network is the common substrate among all these locations, every cloud provider has its own network implementation. Managing, monitoring and securing all... Read more »The post D2DO256: Alkira’s Universal Transit: Simplifying Hybrid & Multi-Cloud Networks (Sponsored) appeared first on NetworkingNexus.net.
Security professionals often have an impulse to want to move on to the next new thing. While that can be helpful in a field that thrives on change, it can also make it hard to focus on routine tasks and mundane (yet essential) security controls and practices. Whether this impulse is due to varying degrees... Read more »The post PP038: A Peek Inside the Security Mind appeared first on NetworkingNexus.net.
Analysis paralysis is a huge problem in IT – we “study” and “evaluate” and “keep on our radar” but then all too often have a choice and a need to act thrust upon us, and need to switch modes fast. How do we try to get more mileage out of the studying to get leverage... Read more »The post HS088: Combating Analysis Paralysis appeared first on NetworkingNexus.net.
Take a Network Break! This week we discuss Google adding traffic shaping to its cross-cloud interconnect, Aviatrix bringing hybrid cloud transit to its cloud networking service, and Microsoft forcing MFA for Entra ID customers. Microsoft CEO Satya Nadella forgoes $5 million in incentive pay for Microsoft security lapses, Extreme Networks adds new features to its... Read more »The post NB502: AWS Revenue Growth Lags Cloud Competitors; Microsoft Entra ID Forces MFA appeared first on NetworkingNexus.net.
Alkira provides a Multi-Cloud Networking Service (MCNS) that lets you connect public cloud and on-prem locations using a cloud-delivered, as-a-service approach. But Alkira offers more than just multi-cloud connectivity. On today’s sponsored episode of Heavy Networking, we dig into Alkira’s full set of offerings, which include networking, visibility, governance, and security controls such as firewalls... Read more »The post HN756: Alkira Enhances Its Multi-Cloud Networking With ZTNA and Security (Sponsored) appeared first on NetworkingNexus.net.
In this episode of Total Network Operations the conversation focuses on the impact and implementation of AI on network operations. Host Scott Robohn is joined by guest Michael Wynston to discuss the foundational requirements for AI implementation, such as well-documented processes, version control, and lab testing. Michael also talks about the need for lifelong learning... Read more »The post TNO007: Good Foundations Are Key To Leveraging AI for Network Operations appeared first on NetworkingNexus.net.
If you’re going to use DHCPv6, you have options, but there are some things you need to know in order to be able to build out your DHCPv6 configuration properly. Today’s IPv6 Buzz explores similarities and differences between DHCP and DHCPv6, particularly the operational model. And as always, you’ll want to verify and test before... Read more »The post IPB163: Know Your Options: DHCP vs. DHCPv6 appeared first on NetworkingNexus.net.
AI is being integrated and adopted across much of the IT world, but can it work magic in transforming old legacy code into shiny modern code? When it comes to this magic trick, it’s important to look behind the curtain. On today’s Day Two DevOps podcast we discuss the reality of AI in refactoring code... Read more »The post D2DO255: Is AI the Magic Solution for Refactoring Legacy Code? appeared first on NetworkingNexus.net.
What is a private mobile network and how does it work? Guest Jeremy Rollinson, an expert in private cellular networks, joins host Keith Parsons to clarify misconceptions about private mobile networks, from terminology to spectrum allocations. They explore the differences between public and private networks, the evolution of private mobile networks, the importance of understanding... Read more »The post HW039: Demystifying Private Mobile Networks appeared first on NetworkingNexus.net.
Startup Alkira has built a Network as a Service (NaaS) offering that extends from on prem to public cloud and multi-cloud. Today’s sponsored episode of Heavy Strategy digs in to Alkira’s capabilities in multi-cloud networking, security, automation, and cost transparency. Guest Manan Shah, SVP of Product at Alkira, explains how Alkira simplifies network management, enhances... Read more »The post HS087: Alkira’s Multi-Cloud NaaS Bridges Networking and Security (Sponsored) appeared first on NetworkingNexus.net.
This episode was recorded live at Security Field Day (XFD) 12 in October, 2024. As delegates at the event, JJ and Drew heard presentations from DigiCert, Dell Technologies, SonicWall, and Citrix. These presentations covered topics including digital certificate management, post-quantum cryptography, supply chain security, recovering from ransomware, Zero Trust Network Access (ZTNA), and Secure Service... Read more »The post PP037: From Supply Chain Security to Post-Quantum Cryptography – Live from XFD! appeared first on NetworkingNexus.net.
Take a Network Break! This week we discuss a new ZTNA offering from NaaS startup Alkira, a serious vulnerability in Fortinet’s management software under active exploit, and a less-serious vulnerability in Cisco security software that’s also being exploited. Gluware adds new AI copilots to its network automation software, a judge orders Broadcom to continue to... Read more »The post NB501: Fortinet, Cisco Defects Being Exploited; FCC Wants Input on ISP Data Caps appeared first on NetworkingNexus.net.
Ethernet competes with InfiniBand as a network fabric for AI workloads such as model training. One issue is that AI jobs don’t tolerate latency, drops, and retransmits. In other words, AI workloads do best with a lossless network. And while Ethernet has kept up with increasing demands to support greater bandwidth and throughput, it was... Read more »The post HN755: Optimizing Ethernet to Meet AI Infrastructure Demands appeared first on NetworkingNexus.net.
Wi-Fi 7 brings new features and capabilities to the market, including Multi-Link Operation (MLO) and airtime optimization, which can enhance throughput and reduce latency. In today’s episode of Heavy Wireless, host Keith Parsons and guest Phil Morgan explore the advancements and practical implications of Wi-Fi 7. Phil shares his experiences testing Wi-Fi 7 with various... Read more »The post HW037: Is Wi-Fi 7 the Game Changer We’ve Been Waiting For? appeared first on NetworkingNexus.net.
The terms “AI” and “machine learning (ML)” get thrown around pretty regularly in IT and cybersecurity. On today’s Packet Protector we get an introduction to AI and ML to help you ask the right questions when vendors tout their latest AI-infused products. Our guest is Jeff Crume, a distinguished engineer and cybersecurity architect at IBM.... Read more »The post PP033: AI and Machine Learning 101 for Cybersecurity appeared first on NetworkingNexus.net.
Cisco CIO Fletcher Previn visits Heavy Strategy to talk about how to create a technology culture, what it’s like being “customer zero”, and other challenges and tribulations of running IT from inside one of the world’s largest tech companies. Episode Guest: Fletcher Previn, SVP & Chief Information Officer, Cisco Fletcher Previn has over two decades... Read more »The post HS084: Straight Talk from Cisco’s CIO (Sponsored) appeared first on NetworkingNexus.net.
Take a Network Break! This week we discuss significant vulnerabilities in HPE APs and Cisco Catalyst 9K switches, the benefits of bug bounties, how HPE is adding third-party device monitoring to Aruba Central, and whether Arista can succeed at positioning CloudVision as a management platform for enterprise data center, campus, and WAN environments. Alkira’s cloud... Read more »The post NB497: Blocking AI Scraper Bots; HPE, Arista Reach for Bigger Slices of the Enterprise appeared first on NetworkingNexus.net.
Secure Access Service Edge, or SASE, brings together networking and cloud-delivered security services. On today’s Tech Bytes podcast we with talk with sponsor Fortinet about Unified SASE; that is, where a single provider offers both the networking and cloud elements of the service. We discuss essential elements of Unified SASE, Fortinet’s notion of sovereign SASE,... Read more »The post Tech Bytes: Security and Operational Benefits of Fortinet Unified SASE (Sponsored) appeared first on NetworkingNexus.net.
The Packet Pushers and guest Mason Reimert discuss strategies he’s using to prepare for the Cisco CCIE Enterprise Infrastructure lab exam. Mason shares practical tips for hands-on labbing for both established and emerging technologies like SD-WAN and SD-Access, resource management, virtualization tools, and automation. He also highlights the importance of understanding APIs, data formats, and... Read more »The post HN751: Top Tips for Building A CCIE-EI Lab appeared first on NetworkingNexus.net.
The concept of psychological safety originated from research on surgical teams. Psychological safety is essential as it allows team members to voice concerns without fear of retaliation. As a leadership tool, it can help people perform at their highest levels. In this episode of Technically Leadership, guest Wesley Faulkner talks with host Laura Santamaria about... Read more »The post TL004: Fostering Psychological Safety for Tech Teams appeared first on NetworkingNexus.net.
GitHub Codespaces aims to simplify spinning up a developer environment in the cloud. Containerlab, which provides virtual lab environments for network engineers, is now integrated with Codespaces to make it easy to set up and share network labs. On today’s Network Automation Nerds show, we delve into this innovative use of GitHub Codespaces and containerlab... Read more »The post NAN074: Integrate and Collaborate with Codespaces and Containerlab appeared first on NetworkingNexus.net.
Today on Packet Protector we get into BGP security. BGP is an essential protocol for directing traffic across the Internet, but it wasn’t designed with bad actors in mind, not to mention plain old configuration mistakes. Without additional controls in place, BGP is susceptible to issues such as route leaks and route hijacks that can... Read more »The post PP032: Unpacking RPKI for BGP Security appeared first on NetworkingNexus.net.
Network veteran Russ White joins the Heavy Strategy team for a rousing discussion on why protocols fail, how much complexity is too much, why “premature optimization is the root of all evil” (Donald Knuth) and why architects should always remember to think about state. Episode Guest: Russ White, Senior Architect, Akamai Technologies For the last... Read more »The post HS083: Why Protocols Fail: Russ White’s Perspective on Effective Architecture appeared first on NetworkingNexus.net.
Today on the Tech Bytes podcast we talk about GenAI apps. From search to software development to video creation, Generative AI tools are widely available as standalone apps and are being bundled into enterprise applications. Whether you want them or not, GenAI apps are out there and running wild. On today’s show, sponsored by Palo... Read more »The post Tech Bytes: Reduce GenAI App Risks Without Reducing Productivity (Sponsored) appeared first on NetworkingNexus.net.
Take a Network Break! This week we discuss Microsoft’s proposed deal to buy power from the Three Mile Island nuclear plant, new APs and switches from Juniper Networks, and T-Mobile landing a customer driven by the network slicing capabilities of 5G. China disbands a botnet, Nokia takes on data center switch giants with a new... Read more »The post NB496: Nokia’s Enterprise Data Center Intentions; Are AI ChatBots Worth the Nuclear Waste? appeared first on NetworkingNexus.net.
On today’s Heavy Networking, we discuss enterprise browsers with sponsor Palo Alto Networks. Most end users do the majority of their work in the browser these days. At the same time, more threats are coming in via the Web and Web-based apps. Palo Alto Networks recently launched its Prisma Access browser, a Chromium-based browser designed... Read more »The post HN750: Under the Hood Of Palo Alto Networks Prisma Access Browser (Sponsored) appeared first on NetworkingNexus.net.
Do you know what DevOps is? Really? And how well does it fit traditional NetOps? Host Scott Robohn and guest Tom McGonagle explore ways to apply DevOps to Network Engineering and Operations. They review the seven DevOps practices and Tom’s proposed adaptations of DevOps under the banner of GitNops. This is the first part of... Read more »The post TNO003: DevOps, NetOps, and Batman – Part 1 appeared first on NetworkingNexus.net.
IPv6 Buzz welcomes back Nick Buraglio, a frequent guest, to discuss RFC 9637. We get into the details of RFC 9637, which describes the new documentation prefix space for IPv6. We also explore the process of how RFCs go from idea to standard in the IETF. (Cue the “I’m Just a Bill” song from Schoolhouse... Read more »The post IPB160: The Making of RFC 9637 – IPv6 Documentation Prefix appeared first on NetworkingNexus.net.
AI is everywhere. So are questions about AI’s value, how it really works, and how it will affect technology. Hannah Foxwell aims to demystify AI via a new conference, AI for the Rest of Us, taking place October 24-25, 2024 in London. Hannah hopes to create a collaborative learning environment. In today’s Day Two DevOps... Read more »The post D2DO251: AI For the Rest of Us – New Conference Alert! appeared first on NetworkingNexus.net.
Today on Packet Protector we look at cloud firewall architectures. If you’ve deployed firewalls in the campus or a data center, it’s useful to know that there are differences in the public cloud. We’ll dive into what you need to know, including deployment options, the role of high availability in public cloud, selecting the right... Read more »The post PP031: Cloud Firewall Architecture Essentials appeared first on NetworkingNexus.net.
In today’s episode, guest Cheryl Connell joins host Keith Parsons to talk about the eduroam Visitor Access (eVA) system. Cheryl explains that eVA is a free add-on for institutions with an existing eduroam setup, allowing them to create temporary usernames and passwords for guests without needing a separate guest network. They discuss the challenges of... Read more »The post HW036: eduroam Visitor Access (eVA): Simplifying Campus Guest Wi-Fi Access appeared first on NetworkingNexus.net.
Take a Network Break! This week we discuss the theft of 440Gbytes of customer data from a Fortinet cloud repository, how to think about resiliency after an AT&T network update kills access to Azure apps, and new troubleshooting features in Juniper Apstra. HPE goes to the bond market to raise as much as $6.5 billion... Read more »The post NB495: Fortinet Customer Data Stolen; Boeing to Test Quantum Entanglement Networking appeared first on NetworkingNexus.net.
On today’s episode, we cover open source Clabernetes, a tool that allows you to run Containerlab on Kubernetes. Containerlab provides a CLI for orchestrating and managing container-based networking labs. It starts the containers, builds a virtual wiring between them to create lab topologies of your choice and manages the lab’s lifecycle. We discuss the answer... Read more »The post HN749: Expand Your Network Labs With Containerlab and Clabernetes appeared first on NetworkingNexus.net.
IT work requires ongoing training and skills development. Laura Santamaria and guest Scott Robohn discuss strategies for leveling up your team to ensure they have the skills they need. Laura and Scott talk about the need for continuous learning and explore options for encouraging skill development, even in budget-constrained environments. Good leaders should guide by... Read more »The post TL003: Leveling Up Your Team’s Skills appeared first on NetworkingNexus.net.
This episode was recorded with Greg Ferro, co-founder of Packet Pushers, just days before his retirement in July 2024. Greg and Eric reflect on Greg’s influential career in network engineering and the evolution of the industry. Greg discusses the challenges of maintaining open-source projects amid increasing commercialization and corporate exploitation. He emphasizes the importance of... Read more »The post NAN073: Some Final Words of Wisdom from Greg Ferro appeared first on NetworkingNexus.net.
Today’s Packet Protector is an all-news episode. We cover the Volt Typhoon hacker group exploiting a zero-day in Versa Networks gear and a multitude of vulnerabilities in Zyxel network products. We also debate whether Microsoft’s endpoint security summit will be more than a public relations exercise, a serious backdoor in RFID cards used in offices... Read more »The post PP030: Volt Typhoon On the Attack, Starlink Joins the Navy, and More Security News appeared first on NetworkingNexus.net.
The low-code/no-code movement means business users who aren’t programmers can create software. This capability might make these citizen coders more efficient and productive, but could also pose risks due to a lack of formal training in software development and security. Is citizen coding a boon or bane to business? Johna Johnson and John Burke discuss... Read more »The post HS082: Citizen Coders: Boon Or Bane? appeared first on NetworkingNexus.net.
Take a Network Break! This week we cover an AT&T lawsuit against Broadcom over changes to a support contract for VMware software, why Verizon is spending $20 billion to buy Frontier, and new critical security patches from Cisco. ASML, which makes the machines that make high-end computer chips, gets antsy over US restrictions to China.... Read more »The post NB494: AT&T Sues Broadcom over VMware Support; Verizon Spends $20 Billion for Frontier appeared first on NetworkingNexus.net.
On today’s episode of Heavy Networking, Rob Sherwood joins us to discuss the impact that High Performance Computing (HPC)and artificial intelligence computing are having on data center network design. It’s not just a story about leaf/spine architecture. That’s the boring part. There’s also power and cooling issues, massive bandwidth requirements, and changes in how we... Read more »The post HN748: How AI and HPC Are Changing Data Center Networks appeared first on NetworkingNexus.net.
Simplification is the theme of today’s episode. Host Scott Robohn and guest Jack Maxfield explore the operational impacts of simplification for a Managed Service Provider (MSP). They discuss the challenges of managing multi-vendor environments and how to use templating and tools to simplify the management process. Proactive client communication and the integration of network and... Read more »The post TNO002: How Simplification Helps MSPs Scale appeared first on NetworkingNexus.net.
Our series on IPv6 basics continues with Router Advertisements (RAs) within the Neighbor Discovery Protocol. We look at how hosts bootstrap onto a network using ICMPv6, discuss the timing of sending out an RA, and then cover the configuration of RAs, including key flags and options. We also talk about the importance of understanding the... Read more »The post IPB159: IPv6 Basics – Router Advertisements appeared first on NetworkingNexus.net.
Our Heavy Networking guest today is Hans Driessens, and we sat down at AutoCon1 to talk through some of his network automation projects. Hans shares his journey from a service engineer to a consultant specializing in network automation. We discuss the evolution of programming languages, the importance of foundational programming skills, and the practicalities of... Read more »The post HN747: Automate The Easy Things appeared first on NetworkingNexus.net.
On this episode of Technically Leadership, we talk about the philosophical underpinnings of leadership. We discuss what it means to hold and drive a vision for a technical organization, how to build a strong team culture, handling layoffs and letting people go, and exploring what philosophy can teach us about leadership. Guest Matt Butcher, CEO... Read more »The post TL002: The Philosophical Roots of Leadership appeared first on NetworkingNexus.net.
On today’s episode we delve into Internet2’s mission to advance research and education through high-speed connectivity. University and research networks may have more complicated designs, requirements, and restrictions than you’d expect. We talk about these challenges, along with innovative network automation solutions. The discussion emphasizes the collaborative, member-driven approach of Internet2 and its commitment to... Read more »The post NAN072: Exploring Internet2’s Network Automation for University and Research Networks appeared first on NetworkingNexus.net.
IT tends to divide itself by job function and technological specialization, especially as technology gets more complex. However, each IT domain is part of a larger system, and these systems require coordination and cooperation to operate effectively. On today’s Packet Protector we look at how and why Security Operations (SecOps) and Network Operations (NetOps) should... Read more »The post PP028: Can SecOps and NetOps Work Together? appeared first on NetworkingNexus.net.
AI seems to be changing everything, including your IT infrastructure. Do you have a strategic plan for your AI infrastructure? Today we discuss the merits and challenges of cloud computing, on-premises solutions, hybrid models, and edge computing along with the importance of low latency for real-time AI applications and the potential of edge computing in... Read more »The post HS081: What’s Your Strategic Plan for AI Infrastructure? appeared first on NetworkingNexus.net.
On today’s episode we delve into OSPF filtering. That is, how to filter routes from a device’s routing table in an OSPF environment. This is a tricky business, because OSPF requires an identical database on every device in an OSPF area. That means you can’t stop announcing a route from one OSPF router because you... Read more »The post HN746: Going Deep on OSPF Route Filtering appeared first on NetworkingNexus.net.
Take a Network Break! A US appeals court will let a privacy lawsuit against Google go forward, striking telecom workers are a reminder to test your resiliency planning, and AMD spends nearly $5 billion to acquire systems engineering talent from ZT Systems. Juniper Networks offers deep discounts and other enticements to get network engineers to... Read more »The post NB492: AMD Spends Big For Engineering Talent; FCC Cracks Down on AI-Faked Robocalls appeared first on NetworkingNexus.net.
Today on the Tech Bytes podcast we talk cloud storage. More specifically, we dive into why it’s time for NFS to sail off into the sunset, particularly for cloud datasets. Our guest is Tom Lyon, an industry legend who has delivered a talk entitled “NFS Must Die.” We talk with Tom about the strengths and weaknesses of NFS, the... Read more »The post Tech Bytes: Why It’s Time To Say Goodbye To NFS (Sponsored) appeared first on NetworkingNexus.net.
Your team is just as important as your tech and tools in any environment, including NetOps. Garrett Nowak, Senior Director of Network Architecture at 11:11 Systems shares his journey from tier one help desk to a leadership role. He discusses the importance of teamwork, community, and effective leadership in network operations and how he works... Read more »The post TNO001: Your Team Matters as Much as Your Tech and Tools appeared first on NetworkingNexus.net.
The move from IPv4 to IPv6 is not straightforward. In a world where use cases for both protocols exist, there needs to be some sort of transition. Dual stack is one option but “IPv6 mostly” is another. On today’s show, guest Ondřej Caletka from RIPE NCC explores transitioning to an IPv6-centric network while retaining IPv4... Read more »The post IPB158: “IPv6 Mostly”: A Strategy to Balance Legacy and Modern Networking Needs appeared first on NetworkingNexus.net.
Transport Layer Security (TLS) is today’s topic with guest Ed Harmoush. TLS plays a critical role in Internet security, and we dive into the differences between versions 1.2 and 1.3 In addition, Ed shares his journey into TLS, explains its components, and addresses common misconceptions about certificates and their validation processes. The episode also highlights... Read more »The post D2DO249: The Anatomy of TLS 1.3 and Why You Should Risk It appeared first on NetworkingNexus.net.
On today’s Network Automation Nerds, we get into the infrastructure required to support AI workloads. We discuss key considerations including bandwidth, the substantial power and cooling requirements of AI infrastructure, and GPUs. We also talk about InfiniBand and Ethernet as network fabrics for AI workloads, cabling considerations, and more. This is a sponsored episode. Our... Read more »The post NAN071: Understanding the Infrastructure Requirements for AI Workloads (Sponsored) appeared first on NetworkingNexus.net.
In this episode of the Heavy Wireless podcast, we talk with Howard Buzick from American Bandwidth about the evolution and current state of wireless connections, particularly in guest network environments. We explore advancements in Wi-Fi technologies, the workings of Passpoint (formerly Hotspot 2.0), and the differences between Passpoint and Open Roaming. Howard explains how American... Read more »The post HW034: Fixing Your Indoor Cellular Coverage appeared first on NetworkingNexus.net.
Smartphones use Wi-Fi based Positioning Systems (WPSes) to collect data about nearby Wi-Fi access points and other wireless devices to help determine the phones’ geographic location. Researchers at the University of Maryland show how WPSes from Apple and Google can be used for mass surveillance of access points and, potentially, owners and users of those... Read more »The post PP027: How Wi-Fi Positioning Systems Enable Mass Surveillance appeared first on NetworkingNexus.net.
Take a Network Break! Hackers may have stolen millions of US Social Security numbers, HPE acquires a multi-cloud management company, and Cisco announces plans to lay off 7% of its employees. Pure Storage joins industry efforts to make Ethernet suitable for AI workloads by signing on to the Ultra Ethernet Consortium, Texas Instruments will add... Read more »The post NB491: Cisco Revenues Drop 10% in Q4; Texas Instruments Get $1.6 Billion for Chip Factories appeared first on NetworkingNexus.net.
Today’s episode of Heavy Networking comes to you from AutoCon1 in Amsterdam, recorded live on premises. In today’s network automation discussion, we cover abstraction layers with guest Jaakko Rautanen. Practically speaking, what are abstractions, and how do they help make your network automation project successful? We’ll also discuss some of our guest’s automation projects, how... Read more »The post HN745: Using Abstractions in Automation appeared first on NetworkingNexus.net.
Today we spotlight an open-source project called FakeNOS. Whether you’re a network engineer looking to experiment in a controlled environment, or a DevOps engineer wanting to run a network testbed for your processes, you can use FakeNOS for your projects. My guests are FakeNOS creator Denis Mulyalin and the maintainer of this project, Enric Pitarch.... Read more »The post NAN070: FakeNOS – An Open Source NOS for Network Testing appeared first on NetworkingNexus.net.
To borrow a phrase first used in a military context, no tech strategy survives its first contact with real users. Today’s Heavy Strategy explores common mistakes executives make when developing and executing a technology plan. They include poor communication, making assumptions, not understanding a system’s architecture or dependencies, and more. Co-hosts Johna and Jerry draw... Read more »The post HS080: Top Mistakes In Developing and Executing Technology Strategies appeared first on NetworkingNexus.net.
Take a Network Break! This week we cover a judge’s ruling that Google is monopolist and potential outcomes, the HPE/Juniper acquisition clearing regulatory hurdles, and Microsoft flipping the bird at Delta’s legal threats. HPE Aruba Networking adds NDR for IoT devices, Fortinet fortifies its DLP capabilities via acquisition, Azure lets you stack logs in different... Read more »The post NB490: Google’s Post-Monopoly Options; Microsoft Flips Delta’s Legal Threats the Bird appeared first on NetworkingNexus.net.
Today we explore a network automation use case for configuration compliance in the face of never-ending common vulnerabilities and exposures, or CVEs. If you can automate that compliance, you have a shot at keeping pace with the bots and attackers attempting to exploit those CVEs and breaching your network. Our guest is Rekha Shenoy, CEO... Read more »The post HN744: How BackBox Helps You Mitigate CVEs for Network Devices (Sponsored) appeared first on NetworkingNexus.net.
Welcome to Total Network Operations, the podcast dedicated to the hardworking network operators who keep the bitpipes running smoothly. We focus on sharing best practices, the operations tool stack, and engage with vendors and solution providers to get insights into new technologies and tools so you can make informed decisions for your ops environment. Podcast... Read more »The post TNO000: Announcing Total Network Operations – a New Podcast for Network Operators appeared first on NetworkingNexus.net.
On today’s Day Two DevOps we talk with Jen Stone, a technical security assessor and aerial arts competition organizer. Jen shares her journey from IT service desk to becoming a security assessor. She emphasizes the importance of creativity and empathy in regulatory compliance while advocating for a collaborative approach to assessments and auditing Episode Guest:... Read more »The post D2DO248: Using Creativity and Empathy to Ease the Pain of Compliance Audits appeared first on NetworkingNexus.net.
Take a Network Break! This week we discuss a proposed class action lawsuit against CrowdStrike, while Delta investigates options to seek damages from CrowdStrike and Microsoft. Microsoft Azure goes down after a DDoS defense error, campus switch sales are forecast to drop significantly in 2024, and DigiCert warns customers that an error it made will... Read more »The post NB489: Shareholders Sue CrowdStrike; Intel to Fire 15,000 Employees appeared first on NetworkingNexus.net.
AI is making its way into network automation. Maybe the thought of a hallucinating ChatGPT getting its six-fingered hands on your network makes you want to run the other way. But the story of AI for IT operations is more nuanced than the hot takes we get about the confidently dumb results that Large Language... Read more »The post HN743: Leveraging AI for Network Automation at Scale (Sponsored) appeared first on NetworkingNexus.net.
Hey, everyone. Ethan here with a behind-the-scenes administrative request. Several thousand of you subscribe to the Packet Pushers’ Fat Pipe. In the Fat Pipe, we’ve been stuffing every single podcast we produce. The problem is that we produce way too many shows–one almost every weekday–for the average podcast client to absorb them all. We can... Read more »The post Fat Pipe Transition Notification – August 2024 appeared first on NetworkingNexus.net.
Today, Lexie Cooper shares her journey from a NOC environment to networking engineering in the aerospace industry. Along the way, the discussion makes stops at the importance of medium skills, and the role of humor and relatability in attracting and educating younger professionals in networking. Finally, Lexie relates her challenges when working on the New... Read more »The post NAN069: Lessons On the Journey From NOC to Aerospace Networking appeared first on NetworkingNexus.net.
When choosing vendors, what strategy should you employ: big rock, best-in-breed, or ecosystem? The big rock approach consolidates vendor relationships around a few strategic partners. Best-in-breed focuses on selecting top solutions from various vendors. The ecosystem model combines elements of both. Today’s conversation explores all three models and also highlights the importance of integration, the... Read more »The post HS079: Big Rock, Best-in-Breed, or Ecosystem: What’s the Best Vendor Procurement Strategy? appeared first on NetworkingNexus.net.
Today on the Tech Bytes podcast we talk OpenConfig and data models with sponsor Nokia. Nokia’s SR Linux network OS has embraced OpenConfig to help you support automation initiatives. We talk with Nokia about why it chose OpenConfig, how it handles mixed data models for device platforms that may or may not use OpenConfig, and... Read more »The post Tech Bytes: Nokia’s SR Linux Embraces OpenConfig to Support Network Automation (Sponsored) appeared first on NetworkingNexus.net.
Take a Network Break! We start with listener follow-up on CrowdStrike and Microsoft, and then examine a CrowdStrike incident review in which the security company says a bug in its content validator meant that a problematic update was mistakenly validated. An insurance company estimates the CrowdStrike Windows crash will cost the Fortune 500 about $5... Read more »The post NB488: CrowdStrike Bug Tester Was Buggy; Can Starlink Match US ISP Performance? appeared first on NetworkingNexus.net.
On today’s show we talk about designing a network to support hybrid cloud deployments. That is, building and operating a network to interconnect the Big Three US public clouds (GCP, AWS, and Azure) as well as on-prem infrastructure to support a variety of applications and workloads. The network design had to meet several requirements, including... Read more »The post HN742: Designing a Real-World Hybrid Cloud Network appeared first on NetworkingNexus.net.
This first episode of Technically Leadership explores distinctions and commonalities between the management track and the staff engineer track with guests Nick Silkey and Martin Smith. Our guests share their stories from both perspectives and offer advice for those considering similar paths in technical leadership. Episode Guests: Nick Silkey and Martin Smith Nick Silkey, Senior... Read more »The post TL001: The Line Between Management and IC Leadership appeared first on NetworkingNexus.net.
Guests Ashish and Shilpi from the Cloud Security Podcast converse with Ned and Kyler on how humor and relatability can foster an engaging and collaborative environment in DevOps. The conversation also covers the importance of foundational knowledge in technology, the impact of AI on careers, and the value of just being human and learning from... Read more »The post D2DO247: Chocolate or Carrots? How Humor Can Foster Good DevOps Relationships appeared first on NetworkingNexus.net.
Should enterprises ditch Microsoft because of security concerns? Microsoft’s numerous vulnerabilities and questionable responses make it a significant risk for continued use. At the same time, Microsoft’s strong integration and utility in enterprise environments make it attractive for continued use. Johna Till Johnson and John Burke debate. They also weigh considerations including the challenges of... Read more »The post HS078: Is It Time To Dump Microsoft? appeared first on NetworkingNexus.net.
Today on the Tech Bytes podcast we discuss vulnerability management for IoT and OTT devices with sponsor Palo Alto Networks. These devices–think video cameras, sensors, medical equipment, industrial control systems, and so on–present unique challenges when it comes to finding, prioritizing, and managing software vulnerabilities. Palo Alto Networks’ machine learning-based solutions offer visibility, risk prioritization,... Read more »The post Tech Bytes: Prioritizing and Managing IoT/OT Vulnerabilities with Palo Alto Networks (Sponsored) appeared first on NetworkingNexus.net.
Take a Network Break! This week we cover the CrowdStrike/Microsoft patch debacle, why SolarWinds isn’t entirely out of trouble following a judge’s dismissal of most–but not all–of an SEC lawsuit, and why an AT&T breach revelation highlights third-party risk. Juniper announces an AI infrastructure testing lab and enhancements to its capabilities to operate AI infrastructure,... Read more »The post NB487: The BSODs Strike Back; SolarWinds Sorta Dodges SEC Bullets appeared first on NetworkingNexus.net.
Technically Leadership is a brand new podcast on the Packet Pushers network. Host Laura Santamaria explores leadership in the tech industry, with conversations and insights to help you development your management skills. Whether you’re considering your first management role or you’re an experienced manager working your way to the C-suite, this podcast is for you.... Read more »The post TL000: Announcing Technically Leadership, a New Podcast for the Next Phase of Your Career appeared first on NetworkingNexus.net.
Ready to take a trip back to the 1980’s and learn some networking history? We talk with Alan Kirby, who was there forty years ago when the first Ethernet bridge was created at Digital Equipment Corporation (DEC). He explains the story of why and how it came to be. We discuss how Ethernet compared to... Read more »The post HN741: History of Networking: How Bridging Saved Ethernet appeared first on NetworkingNexus.net.
On today’s episode, host Eric Chou and guest Kyler Middleton discuss the transition from on-prem network engineering to cloud networking; the importance of adapting to new platforms such as AWS, Azure, and Terraform; and the future of cloud versus on-premises solutions. We also discuss Kyler’s background, navigating the journey from a farm upbringing to a... Read more »The post NAN068: Is Cloud Networking the Future for Network Engineers? appeared first on NetworkingNexus.net.
Third-party test labs can help buyers make decisions about which products to purchase. While a testing lab can’t mimic the conditions of your specific production environment, it can assess a product’s fundamental capabilities and measure throughput, performance, and–in the case of security devices–effectiveness against a test suite of malware or attack techniques. On today’s episode... Read more »The post PP022: Inside an Equipment Test Lab appeared first on NetworkingNexus.net.
Today on the Tech Bytes podcast we talk with Jonathan Symonds, Chief Marketing Officer at MinIO about MinIO’s object storage offering; a software-defined, Amazon S3-compatible object storage that offers high performance and scale for modern workloads and AI/ML. We discuss how MinIO helps customers across industries drive AI innovation and AI architectures, how object storage... Read more »The post Tech Bytes: High Performance, Scalable Object Storage with MinIO (Sponsored) appeared first on NetworkingNexus.net.
Take a Network Break! This week we cover why the Google Chrome browser won’t trust a set of Entrust digital certificates come November and what you should do about it, an emergency security patch from Juniper, and the reasons why France’s Competition Authority is scrutinizing Nvidia. A roaming provider in the EU says a massive... Read more »The post NB486: Chrome Ditches Entrust Certs; Do AI Stocks Mirror the DotCom Bubble? appeared first on NetworkingNexus.net.
Service Level Objectives (SLOs) are a set of reliability measurements for customer or user expectations of services; in other words, are people having a good experience with your application or service? Today’s Day Two Cloud explores SLOs, the relevant metrics, and how to measure them. We also talk about how SLOs are a cross-discipline objective... Read more »The post D2C246: Can Service Level Objectives (SLOs) Help Keep Users Happy? appeared first on NetworkingNexus.net.
It’s an all-news episode for this week’s Packet Protector podcast. We cover critical vulnerabilities in the MOVEit file transfer software and in thousands of ASUS routers, and a remote code execution vulnerability in a Windows wireless driver that you really should patch. We discuss a Wall Street Journal article about how AI tools are helping... Read more »The post PP021: Critical Vulnerabilities, AI-Assisted Scams, Compromised VPNs, and More Security News appeared first on NetworkingNexus.net.
The evolving role of IT in business is the topic of lively discussion between co-hosts Johna Johnson and John Burke. Johna argues that IT should align with business goals, acting as an executive assistant, while John believes IT should take a proactive leadership role, driving innovation and framing business problems. They explore the challenges IT... Read more »The post HS077: Should IT Lead or Follow? appeared first on NetworkingNexus.net.
The rise of SASE has eclipsed SD-WAN as organizations develop strategies and analyze products for secure access. But SD-WAN is an essential component of SASE; in fact, sponsor Palo Alto Networks says SD-WAN is the most important component. On today’s Tech Bytes podcast we talk with Palo Alto Networks about why SD-WAN underpins a SASE... Read more »The post Tech Bytes: Why SD-WAN is the Secret to SASE Success (Sponsored) appeared first on NetworkingNexus.net.
Greg Ferro bids farewell to Network Break, and Drew Conry-Murray and Johna Till Johnson bid farewell to Greg. Of course, the podcast must go on, so we also cover some tech news. First, Nokia acquires optics maker Infinera, Broadcom brings new features to VMware Cloud Foundation (VCF), and campus switch sales drop. A Microsoft subsidiary... Read more »The post NB485: A Final FU for Greg appeared first on NetworkingNexus.net.
Hey, everyone. Ethan here with a behind-the-scenes administrative request. Several thousand of you subscribe to the Packet Pushers’ Fat Pipe. In the Fat Pipe, we’ve been stuffing every single podcast we produce. The problem is that we produce way too many shows–one almost every weekday–for the average podcast client to absorb them all. We can... Read more »The post Fat Pipe Transition Notification – July 2024 appeared first on NetworkingNexus.net.
When you think of IETF, you probably just think of defining protocols, but its new NMOP working group is all about helping network operators identify issues and deploy solutions, including those that pop up around automation. Mahesh Jethanandani is an NMOP leader and joins the show today to tell us what they are working on... Read more »The post HN740: IETF’s Network Management Operations (NMOP) Working Group appeared first on NetworkingNexus.net.
This is the final episode of a series of interviews with Scott Robohn (for now). We discuss AI in networking operations and how it’s still too early to tell exactly how much, if any, value will be created. We also dig into Scott’s Total Network Operations framework, what it consists of and how he wants... Read more »The post NAN067: AI and Total Network Operations with Scott Robohn appeared first on NetworkingNexus.net.
If you care about nutrition, you check the ingredients of your food. If you care about your IT infrastructure, you check the Software Bill of Materials (SBOM) of the tech. At least that’s the future that Thomas Pace hopes for. Right now, SBOMs aren’t super common and software transparency is very low. Thomas walks us... Read more »The post PP020: Dropping the SBOM: The Software Bill of Materials and Risk Management appeared first on NetworkingNexus.net.
This is Greg’s last Heavy Strategy episode before he heads off to retirement. He gives us his final pieces of career and life advice, opinions on private equity, and a Cookie Monster quote. We also briefly introduce John Burke, the new Heavy Strategy co-host. Farewell, Greg. Thank you for all the great debates. Episode Transcript... Read more »The post HS076: Greg’s Finale appeared first on NetworkingNexus.net.
Take a Network Break! We start with a longish round of FUs, and then dive into news. HPE announces HPE Private Cloud, which includes software, switches, and GPUs from Nvidia for building out infrastructure to support AI workloads. HPE also announced KVM virtualization for HPE Private Cloud. We debate whether Britian’s anti-trust inquiry to the... Read more »The post NB484: HPE, Nvidia Cozy Up on AI Infrastructure; Norway Uncovers Rare Earth Elements Motherlode appeared first on NetworkingNexus.net.
Today on the Tech Bytes podcast, sponsored by Nokia, we hear from Nokia customer NL-IX. NL-IX is a leading Internet Exchange based in the Netherlands. The organization recently redesigned and upgraded its network. Nokia played a role in that upgrade, including 400 and 800G routers and FP5 silicon. We’re joined by Dirk Kalkman, Chief Network... Read more »The post Tech Bytes: Performance, Power Efficiency Drive Dutch IXP Upgrade to Nokia Routers, Silicon (Sponsored) appeared first on NetworkingNexus.net.
High Frequency Trading in finance demands the utmost quality and speed from a network, making flawless observability a must. Our guest today is Radu Ionco from Jump Trading, and he tells us about how they built their own custom network observability platform, even creating a monitoring system for the monitoring system. We talk through streaming... Read more »The post HN739: High Stakes Network Observability for High Frequency Trading appeared first on NetworkingNexus.net.
When you’re trying to share your cool new network automation with your co-workers, the last thing you want to do is deal with other systems’ different libraries and dependencies gumming it up. That’s where our episode sponsor torero comes into play. As an “automation gateway,” torero dynamically creates an execution environment based on what has... Read more »The post NAN066: Operationalize Your Automations With torero (Sponsored) appeared first on NetworkingNexus.net.
Most platform engineers are scared of databases, and most database administrators prefer it that way. But our guest today says it’s time to move forward together toward a future of database linters, observability, and abstraction. Adam Furmanek makes the case that just like how developers had to learn some networking, and networking tools were created... Read more »The post D2C245: Don’t Fear Database DevOps appeared first on NetworkingNexus.net.
Today we discuss how to secure your all-powerful root accounts on the three major public cloud providers: AWS, Azure, and GCP. Our guests today, Ned Bellavance and Kyler Middleton from the Day Two Cloud podcast (soon to be Day Two DevOps podcast), describe the struggle of securely managing several root accounts at once. They take... Read more »The post PP019: The God Accounts: Cloud IAM appeared first on NetworkingNexus.net.
Asking questions is a critical skill whether you’re an outside consultant or on an internal IT team. In today’s episode, Greg and Johna review what kind of questions to ask and how to ask them. They discuss the ‘Five Whys,’ identifying points of invariance, discovering unknown unknowns, and watching out for landmines. They also cover... Read more »The post HS075: How to Ask Questions appeared first on NetworkingNexus.net.
Take a Network Break! We start with an announcement from Greg about his impending retirement. After we dust ourselves off from that, we pivot to this week’s tech news. Fortinet acquires a company to bolster its offering in securing cloud deployments and workloads, Cisco announces an Ikea-like kit to build AI infrastructure on prem, and... Read more »The post NB483: Cisco Hopes To Be Ikea For AI Infrastructure; Is Anyone Besides Nvidia Making Money From AI? appeared first on NetworkingNexus.net.
When it comes to SSE, it’s helpful to know the vendor’s history and approach to understand if it’s the best fit for your organization. HPE Aruba’s SSE journey started when it acquired Axis Security, a company focused on solving the problem of third party access. Because of that focus, HPE Aruba says its SSE is... Read more »The post Tech Bytes: Journey to SSE with HPE Aruba Networking (Sponsored) appeared first on NetworkingNexus.net.
Fortinet’s Unified SASE provides consistent security controls and policies both for traditional campuses and the hybrid workforce.. Nirav Shah joins us to explain how Fortinet is positioned to do this: a foundational software developed for 20 years, a network of over 140 POPs, a security lab with over 1,000 researchers, continuous ZTNA verification proxies, and... Read more »The post HN738: Reducing Complexity With Fortinet’s Unified SASE (Sponsored) appeared first on NetworkingNexus.net.
If you don’t blame “destination unreachable” messages on DNS servers, are you even a real network engineer? All joking aside, Johannes Weber joins the show today to teach us how to use ICMPv6 to troubleshoot network issues, pinpointing if the problem is within your network or outside of it. He walks us through identifying possible... Read more »The post IPB153: Leveraging ICMPv6 to Troubleshoot Network Issues appeared first on NetworkingNexus.net.
In part two of Scott Robohn’s interview, Scott tells us about his experience starting his own business and co-founding the Network Automation Forum and the AutoCon conference series. He describes the strong desire among many engineers to drive network automation forward, and how AutoCon creates a community to help make that happen. He and Eric... Read more »The post NAN065: The Excitement and Trepidation of Automation with Scott Robohn appeared first on NetworkingNexus.net.
Natural disaster responders, large event planners, and rural kids trying to do their homework all have something in common: they need a little extra help to get connected. COWs, COLTs, and WOWs can do just that. Mark Houtz joins Keith Parsons to explain how and why COW operators do what they do. First, he explains... Read more »The post HW029: COWs, COLTs, and WOWs appeared first on NetworkingNexus.net.
Drew and JJ have recovered from the overstimulation of the RSA expo floor and are ready to discuss their takeaways from the conference. They discuss the surprising emphasis on microsegmentation and storage backups, and the not-so-surprising focus on IoT security and AI-assisted products. They also pull back the curtain on what the conference’s own SOC... Read more »The post PP018: RSA Recap, Including a View from the Event SOC appeared first on NetworkingNexus.net.
Take a Network Break! Johna fills in for Drew for a second week. We start with a follow-up on last week’s take on HPE and 5G. With this week’s HPE announcement that it’s launching Aruba Networking Enterprise Private 5G, we see that its offloading of OSS/BSS was to streamline, not a step away from its... Read more »The post NB482: HPE Launches Enterprise Private 5G; Arista Creates Agent for NVIDIA SmartNICs appeared first on NetworkingNexus.net.
When a network for a new location needs to come online, networkers are faced with a predictable (and painful) to-do list: deal with ISPs, design and implement floor plans, obtain hardware, configure devices, etc. Meter’s Network-as-a-Service (NaaS) is here to take care of all that for you. Meter’s CEO Anil Varanasi joins the show to... Read more »The post Tech Bytes: NaaS by Meter: Next-gen Hardware, Software, and Operations (Sponsored) appeared first on NetworkingNexus.net.
Greg Ferro, co-founder of Packet Pushers, is signing off. After years of frustrating health issues, he’s decided to fully step back from podcasting and industry analysis to take care of himself. After 14 years, today is his last appearance on Heavy Networking. In this parting episode, Greg shares his final dose of incisive insights and... Read more »The post HN737: Greg Ferro: The Exit Interview appeared first on NetworkingNexus.net.
All good things must come to an end, and in this case that means saying farewell to Kubernetes Unpacked. In this final episode, Michael and Kristina pack up the Kubernetes Unpacked podcast. They look back on covering issues including sustainability, security, open source projects, and certifications. They thank the professionals who joined the show as... Read more »The post KU057: Packing Up Kubernetes Unpacked appeared first on NetworkingNexus.net.
Welcome to a crossover episode with the Day Two Cloud podcast! Eric Chou was there for the birth of the public cloud. Before DevOps or SREs were a thing, before Azure was Azure, Eric was a network engineer for Amazon, helping them build out their retail technology platform. Of course, that platform evolved into the... Read more »The post Day Two Cloud Crossover: When the Cloud was Born appeared first on NetworkingNexus.net.
Eric Chou was there for the birth of the public cloud. Before DevOps or SREs were a thing, before Azure was Azure, Eric was a network engineer for Amazon, helping them build out their retail technology platform. Of course, that platform evolved into the world’s leading public cloud–AWS. Eric joins the show today to tell... Read more »The post D2C244: When the Cloud was Born appeared first on NetworkingNexus.net.
To be an effective technologist in a corporation, your efforts need to be aligned with the business strategy of your organization. In today’s episode, Johna and Greg show you how to do this, even if your organization has no written business strategy. They explain how to “read the tea leaves” to tell if your organization... Read more »The post HS074: Geek Speak to Biz Talk appeared first on NetworkingNexus.net.
Matter is an IoT protocol that has security and interoperability baked into it. Steve Hanna, the chair of the Product Security Working Group in the Connectivity Standards Alliance, joins the show today to walk us through this IP-based protocol for smart home devices. He compares Matter to an armored car, delivering a valuable payload securely... Read more »The post PP017: What’s the Matter? Understanding the Matter Protocol appeared first on NetworkingNexus.net.
Take a Network Break! Johna fills in for Drew this week. We start with HPE adapting to the 5G market and unloading BSS/OSS tools to HCLTech. Dell financial results suggest AI problems. ISP Windstream replaces 600,000 routers destroyed by malware. France, Germany and the Netherlands lead the largest-ever police action against botnets with the help... Read more »The post NB481: HPE Unloads BSS/OSS Tools; Multi-National Force Busts Botnets appeared first on NetworkingNexus.net.
Hey, everyone. Ethan here with a behind-the-scenes administrative request. Several thousand of you subscribe to the Packet Pushers’ Fat Pipe. In the Fat Pipe, we’ve been stuffing every single podcast we produce. The problem is that we produce way too many shows–one almost every weekday–for the average podcast client to absorb them all. We can... Read more »The post Fat Pipe Transition Notification – June 2024 appeared first on NetworkingNexus.net.
Today on Heavy Networking, sponsored by Broadcom, we talk about VMware’s transition under Broadcom’s ownership. The acquisition has led to big changes that rolled out very quickly, including how VMware sells products and services – subscription only licensing, bundles of products, a hard stop on sales of existing licenses, overhaul of license issuance, and more.... Read more »The post HN736: Understanding VMware by Broadcom (Sponsored) appeared first on NetworkingNexus.net.
Scott Robohn is responsible for so much of the current buzz and awareness of network automation. Today, we sit down with the co-founder of Network Automation Forum to learn about his own journey. We chat about his education and the question of if college degrees are necessary. We also talk about his experience at big... Read more »The post NAN064: Get to Know NAF Co-Founder: Scott Robohn appeared first on NetworkingNexus.net.
If you’re an Active Directory administrator or part of an enterprise network team working with one, this episode is for you. Ed literally wrote the book “Practical IPv6 for Windows Administrators” so Scott has fun interviewing him as today’s guest. Ed goes over how to diagram out your IPv6 deployment, including address allocation and making... Read more »The post IPB152: IPv6 and Windows Active Directory appeared first on NetworkingNexus.net.
Tabletop security exercises can help organizations game out their response to a security incident. From the technical and business considerations to legal and PR implications, a tabletop exercise, like Dungeons and Dragons, lets you play-test attack and defense scenarios. Johna Till Johnson, CEO of Nemertes consulting firm and co-host of the Heavy Strategy podcast, joins... Read more »The post PP016: Tabletop Security Exercises: D&D for Grown-ups appeared first on NetworkingNexus.net.
A cardboard box with a circuit printed on it that harvests just enough power to activate a radio and have it chirp something out a short distance: that’s just one of the cool products and 802.11 standards that stood out at this year’s Wi-Fi World Congress USA. Drew Lentz joins the show to recap the... Read more »The post HW028: Highlights from Wi-Fi World Congress USA appeared first on NetworkingNexus.net.
Welcome to a crossover episode with the Heavy Strategy podcast! Firing the wrong person, mistakenly rebooting core switches in a massive network, not passing the CCIE exam– today we talk all about failure. For this conversation, we’re joined by fellow Packet Pushers Kyler Middleton and Ned Bellavance, hosts of the Day Two Cloud podcast. We... Read more »The post Heavy Strategy: Failure and Resilience appeared first on NetworkingNexus.net.
Firing the wrong person, mistakenly rebooting core switches in a massive network, not passing the CCIE exam– today we talk all about failure. For this conversation, we’re joined by fellow Packet Pushers Kyler Middleton and Ned Bellavance, hosts of the Day Two Cloud podcast. We swap stories, discuss response and prevention, and talk about accountability,... Read more »The post HS073: Failure and Resilience appeared first on NetworkingNexus.net.
Take a Network Break! Lots of hardware news in today’s episode. We start with a new data center Ethernet switch from Dell designed to accelerate workloads on AI Ethernet fabrics. Public cloud networking startup Alkira raises $100 million in funding. Broadcom announces a 400G NIC that targets AI workloads, and Allegro Packets announces a 400G... Read more »The post NB480: New Dell Switch Targets Ethernet AI Fabrics; Nvidia Net Income Leaps 628% appeared first on NetworkingNexus.net.
The variety and number of OT devices continue to grow at such a pace that network engineers really need to think through how to manage them as part of their broader network. Dan Massameno joins the show to talk about how he’s collaborating with his facilities department and using SD-Access to manage the OT virtual... Read more »The post HN735: Managing OT Networks appeared first on NetworkingNexus.net.
Kubernetes turns ten years old this summer. We take the opportunity to look at where it’s been and where it’s going. While many other open source projects folded over time, Kubernetes took the world by storm with the support of diverse entities including CNCF, Microsoft, AWS, Google, RedHat, and individual contributors. Moving forward, we predict... Read more »The post KU056: Kubernetes Turns 10: A Look at the Past and Future appeared first on NetworkingNexus.net.
There are about 1.4 million Kubernetes clusters just sitting out there on the public internet as we speak. That is 1.4 million lateral-movement rich, highly privileged environments. The bearer of this anxiety-provoking news is today’s guest, Lee Briggs. Lee explains why major cloud providers make this the default option– ease of use. The good news... Read more »The post D2C243: Your Kubernetes Clusters are Showing appeared first on NetworkingNexus.net.
Zero trust is a buzzword, but what does it actually mean and how will it impact network engineers? Jennifer is here to get us up to speed. First, she gives a general description: It’s a security architectural strategy that’s progressing toward increased observability and trust inferences. Then she breaks it down for the three main... Read more »The post PP015: Zero Trust Architecture: Because You Can’t Trust Anybody Any More appeared first on NetworkingNexus.net.
Don’t call it remote work. Today Johna and Greg dive into distributed work– the future where there is no office vs. remote, there are just asynchronistic workers and their computer screens. Leaders have to move beyond “management by walking around” or “onboarding by shadowing.” They need to carefully select their ecosystem of tools (and tools... Read more »The post HS072: Making Distributed Work Successful appeared first on NetworkingNexus.net.
Take a Network Break! This week we discuss what IBM and Palo Alto Networks get out of a deal for Palo Alto Networks to buy the SaaS version of the QRadar SIEM from IBM, why LogRhythm is merging with Exabeam, and how Google is positioning its latest AI chip to take on the Nvidia juggernaut.... Read more »The post NB479: Solar Storm Survival; Cisco’s Sinking Revenue Doesn’t Dampen Wall Street appeared first on NetworkingNexus.net.
Welcome to the second part of our interview with friend of the podcast, Russ White. We start our conversation with a listener question about VXLAN/EVPN which acts as a springboard for what Russ really thinks about network engineering these days. He defends network snowflakes, championing their power in business use cases. He questions the merit... Read more »The post HN734: Russ White Hour Part 2: Snowflakes and Network Automation appeared first on NetworkingNexus.net.
Alexandra Huides didn’t like IPv6 on her first encounter with it. Today she is globally renowned for spreading the IPv6 gospel and helping AWS customers adopt it. Alexandra joins the show today to share what changed her mind about IPv6 and what she sees change the minds of network engineers every day: Greater client traffic... Read more »The post IPB151: What Changed Alexandra Huides’ Mind about IPv6 appeared first on NetworkingNexus.net.
Curious about what it takes to write a technical book as a network engineer? You’re in luck. The team behind Nautobot is also the team behind the book “Network Automation with Nautobot: Adopt a network source of truth and a data-driven approach to networking.” Jason, Ken, and John tell us about their writing process, timeline,... Read more »The post NAN063: The Team Behind Nautobot (Part 2) – The Benefits of Technical Writing appeared first on NetworkingNexus.net.
Have you ever noticed “threat hunting” in vendor products and wondered exactly what it means? James Williams is here to explain: Threat hunting is the R&D of detection engineering. A threat hunter imagines what an attacker might try and, critically, how that behavior would show up in the logs of a particular environment. Then the... Read more »The post PP014: Good Threat Hunting appeared first on NetworkingNexus.net.
Evaluating wireless use cases at a nuclear power plant is a little bit different than your average industrial job, starting with the stripdown to put on plant-provided clothing. Ferney Munoz joins us today to talk about his experience working as a wireless consultant at nuclear power plants. Obviously, radiation interference is a heightened issue, as... Read more »The post HW027: Radiation and Other WLAN Challenges at Nuclear Power Plants appeared first on NetworkingNexus.net.
Take a Network Break! We begin the episode with some follow-up on edge AI chips, whether Packet Pushers should start a dedicated AI channel, and a clarification on AWS and VMware. On the news front, we discuss the soft launches of AI assistant from Extreme Networks and Gluware, and a new virtual appliance for Cisco’s... Read more »The post NB478: More AI Assistants Emerge; Dell Tracks Hybrid Workers’ Office Attendance appeared first on NetworkingNexus.net.
We turn the nerd meter up to eleven on today’s episode with longtime friend of the show, Russ White. First we dive into how an Ethernet adapter knows when a link is lost, where Russ teaches us all about loss of carrier and OAM. He also gives us a tutorial on how the rest of... Read more »The post HN733: Russ White Hour: IS-IS vs OSPF and a Deep Dive into Ethernet Adapters appeared first on NetworkingNexus.net.
Kristina attended KubeCon EU in March and she’s still trying to process it all. In today’s episode, Michael interviews her about what stood out most to her. They dive into the conference’s heavy emphasis on AI, particularly how Kubernetes can help with more efficient GPU utilization. Kristina also reports back on the United Nations hackathon... Read more »The post KU055: KubeCon EU Review appeared first on NetworkingNexus.net.
Keith Gregory teaches us about data engineering in a way DevOps folks (and hydrologists) can understand. He explains that the role of a data engineer is to create pipelines to transport data from metaphorical rivers and make it usable for data analysts. Keith walks us through the testing process; the difference between streaming pipelines and... Read more »The post D2C242: Data Engineering and its Streams, Rivers, and Lakes appeared first on NetworkingNexus.net.
What’s the difference between cybersecurity “as a service” vs. “managed” vs. “hosted”? And what’s the difference between an MSP and an MSSP? In this episode, JJ helps untangle the terms and concepts in cybersecurity offerings. She explains what questions you should ask vendors to make sure you’re picking the right one for your needs; negotiating... Read more »The post PP013: Untangling Managed Security Services appeared first on NetworkingNexus.net.
Why are some executives still insisting on Return to Office policies? Does it improve culture and productivity like they swear? Or is it more about the devaluing of a massive asset on their books: Commercial real estate. If the value of commercial real estate drops, companies have less to leverage for loans and– perhaps more... Read more »The post HS071: The Real Numbers Behind the Return To Office Myths appeared first on NetworkingNexus.net.
Take a Network Break! This week we cover a new microsegmentation offering from Arista, new GenAI assistants from Fortinet, and a GenAI firewall from Versa Networks to monitor and report on how organizations are using generative AI tools and applications. AWS will stop selling VMware Cloud on AWS (but you can still get it through... Read more »The post NB477: Arista Assembles Switch-Based Microperimeters; FCC Wants More Money for Telcos Dumping Huawei Gear appeared first on NetworkingNexus.net.
Network monitoring is growing increasingly complicated. Companies are facing more distributed applications and more remote employees. NetBeez, our sponsor today, is here to talk about how they monitor network performance in real time for the campus, WAN, and more. From proactively testing networks after configuration changes to identifying how well a worker’s laptop is connecting... Read more »The post Tech Bytes: Real-Time Network Performance Monitoring with NetBeez (Sponsored) appeared first on NetworkingNexus.net.
The future has arrived: 800 gig Ethernet is here. Amit Bhardwaj and Dmitry Shokarev from today’s sponsor, Juniper Networks, join the show to tell us all about Juniper’s 800 gig Ethernet and what we need to know as engineers: use cases, transition plans, fiber and power needs (a lot less than you’d think). We also... Read more »The post HN732: Juniper’s PTX Platforms: 800GE and Double-Density 400GE for DC and WAN (Sponsored) appeared first on NetworkingNexus.net.
As part of our ongoing series on IPv6 basics, today we cover the differences you should be aware of between ICMPv4 and ICMPv6. Internet Control Message Protocol (ICMP) is the protocol that lets you test reachability: Pings, echoes, TCP connections, etc. We explain what you need to know and why you need to know it,... Read more »The post IPB150: IPv6 Basics: ICMPv6 appeared first on NetworkingNexus.net.
Today we chat with the maintainers of Nautobot, the open source network source of truth and network automation platform. Jason Edelman, Ken Celenza, John Anderson explain how their day jobs at professional services company, Network to Code, informs their work on Nautobot. They walk us through Nautobot’s core, out-of-the-box capabilities as well as the extensibility... Read more »The post NAN062: The Team Behind Nautobot (Part 1) appeared first on NetworkingNexus.net.
The classical encryption algorithms that currently undergird our IT infrastructure will be broken once there’s a powerful and stable enough quantum computer to do the job. Quantum-resistant algorithms are being developed by NIST, but implementation and deployment of these algorithms still have to be addressed. So what does all this mean for busy IT and... Read more »The post PP012: Planning for a Post Quantum Cryptography World appeared first on NetworkingNexus.net.
With the rapid growth of IoT across enterprise and industrial spaces, now is a good time to check in on the wireless training and certification landscape beyond Wi-Fi. Today, Tom Carpenter, the Director of Education for the Certified Wireless Network Professionals joins us to give a lay of the land. He explains how the protocols... Read more »The post HW026: Wireless Training and Certifications for IoT appeared first on NetworkingNexus.net.
Zero Trust Network Access, or ZTNA, is a core element of a Security Service Edge because it enables secure remote access to on-prem and cloud-based applications. On today’s episode, sponsored by HPE Aruba Networking, we dig into ZTNA from HPE’s perspective and hear customer stories on how it’s being used for third-party access, VPN consolidation,... Read more »The post Tech Bytes: Using ZTNA for VPN Consolidation, Protecting Dev Access with SSE (Sponsored) appeared first on NetworkingNexus.net.
Take a Network Break! We welcome guest commentator Kyler Middleton of Day Two Cloud to discuss the IBM/HashiCorp deal, then pivot to new Wi-Fi 7 APs from HPE Aruba Networking, and discuss why a data center builder in Ireland is constructing a power generation plant alongside the generator–and powering it partly with vegetable oil. Noncompete... Read more »The post NB476: IBM Buys HashiCorp; Running Data Centers With Vegetable Oil? appeared first on NetworkingNexus.net.
What if instead of sending multiple queries out to APIs and getting disparate data back, you could just send a single query and receive a single answer. That’s exactly what GraphQL does for you. Rick Donato joins the show today to teach us about GraphQL and how it can help us on the path to... Read more »The post HN731: GraphQL: Open Source Query Language for APIs appeared first on NetworkingNexus.net.
Observability is foundational to application and infrastructure performance. That’s why it’s fitting that OpenTelemetry is the second most active project in the CNCF after Kubernetes. Today CNCF ambassador Dotan Horovits tells us about the project: OpenTelemetry is a uniform, vendor-agnostic observability framework for generating and collecting telemetry data across both infrastructure and application, across different... Read more »The post KU054: OpenTelemetry: Open Source Observability appeared first on NetworkingNexus.net.
The expectations for application delivery are higher than ever before, the networks that support those applications are increasingly distributed, and visibility is essential for network operations and troubleshooting. On today’s sponsored episode, Kentik’s Phil Gervasi joins us to discuss how Kentik collects essential performance data to help you monitor and manage all the networks your... Read more »The post NAN061: Transforming Network Telemetry Into Operational Insights With Kentik (Sponsored) appeared first on NetworkingNexus.net.
What makes for a good manager, director, and independent contributor (IC), and how do you figure out which is the best fit for you? Hazel Weakly has had a whirlwind tour of all three and is ready to share her insight into each. We talk about the skill set needed for each, and figuring out... Read more »The post D2C241: Choose Your Own Adventure: Manager, Director, or IC appeared first on NetworkingNexus.net.
IoT devices are often like the tiny aliens in the locker in Men in Black: They’ve created a whole little world on your network without almost any humans knowing they exist. Today Troy Martin joins the show to teach us the basics of how to find and secure IoT devices on your network, specifically focusing... Read more »The post PP011: IoT Protocols: Detection and Protection appeared first on NetworkingNexus.net.
Right now we’re in the first generation of edge architecture. We won’t even really know how to define it until we’re past it. Greg and Johna discuss the operational milieu in which the edge is forming: Vast numbers of IoT devices, increased remote computing capabilities, questions around cloud operational costs and efficiency, and vendors jostling... Read more »The post HS070: Living on the Edge: The Present Future of Edge Architecture appeared first on NetworkingNexus.net.
Take a Network Break! This week we cover Hypershield, a new Cisco security product that uses technology from its Isovalent acquisition. We parse a blog from Broadcom CEO Hock Tan on the company’s VMware strategy, and discuss China’s latest counter-punch in its tech infrastructure fight with the United States. A KPMG survey reveals that executives... Read more »The post NB475: Cisco Hypes Hypershield; Broadcom Tries To Clarify VMware Strategy appeared first on NetworkingNexus.net.
Secure Access Service Edge, or SASE, combines SD-WAN with cloud-delivered security services including next-gen firewall, CASB, secure web gateway, and others. You can mix and match your SD-WAN and cloud security, but today Rajesh Kari from Palo Alto Networks is here to advocate for the benefits of their single-vendor option. We talk performance, security, and... Read more »The post Tech Bytes: Begin Your Unified SASE Journey with Next-Gen SD-WAN (Sponsored) appeared first on NetworkingNexus.net.
If you haven’t made the leap from traditional wide area networking to SD-WAN, or perhaps you’re thinking about adding security services to your SD-WAN infrastructure, this episode is for you. Rajesh Kari from Palo Alto Networks joins the show to share customer stories from the front lines of multi-branch businesses’ networks. Industry verticals including retail,... Read more »The post HN730: Retail, Healthcare, Manufacturing and More Transform Their Branches with Next-Gen SD-WAN and SASE (Sponsored) appeared first on NetworkingNexus.net.
When you chair the IPv6 Task Force for the United States Federal Government, you get a pretty good view of IPv6 implementation across the world and in every aspect of American society. That’s why we have Rob Sears on the show today. He gives us his perspective as chair of the task force charged with... Read more »The post IPB149: A Progress Report On The Federal Government’s IPv6 Migration appeared first on NetworkingNexus.net.
Welcome to a crossover episode with the Day Two Cloud podcast! AI has been around forever; AI is emergent. AI is just data analytics; AI hallucinates. AI doesn’t have many business use cases; AI is already being used by your employees. Today, Greg and Johna from the Heavy Strategy podcast join Day Two Cloud to... Read more »The post Day Two Cloud: The Duality of Enterprise AI appeared first on NetworkingNexus.net.
AI has been around forever; AI is emergent. AI is just data analytics; AI hallucinates. AI doesn’t have many business use cases; AI is already being used by your employees. Today, Greg and Johna from the Heavy Strategy podcast join Day Two Cloud to give their takes on enterprise AI. Johna brings with her the... Read more »The post D2C240: The Duality of Enterprise AI appeared first on NetworkingNexus.net.
This is Part 2 of Kirk Byers’ interview. We discuss the Git course he’s developing and the need to build bridges between networking and testing so we can move automation forward. This of course leads us to geek out about AutoCon and the talks we’re most excited about. Plus, Kirk shares his wisdom about creating... Read more »The post NAN060: Python for Network Engineering with Kirk Byers (Part 2) appeared first on NetworkingNexus.net.
The US government is seeking comment on a new law mandating detailed cyber incident reporting. In this episode, we cover what you need to know about the “Cyber Incident Reporting for Critical Infrastructure Act.” We break down the details, including what kind of companies the law applies to, what it defines as an “incident,” and... Read more »The post PP010: CISA’s Cyber Incident Reporting Law: What You Need to Know appeared first on NetworkingNexus.net.
In 2016, a handful of wireless engineers got together and decided to create the portable tool they all wish existed. Thus the WLAN Pi was born. Jerry Olla, Nick Turner, and Jiri Brejcha join the show today to talk about the evolution of the open source WLAN Pi and its current capabilities. The latest generation... Read more »The post HW025: Easy as Pi: The WLAN Pro’s Swiss Army Knife appeared first on NetworkingNexus.net.
Take a Network Break! This week we start with some FU on Intel drivers, and how FISA affects people outside (and inside) the US. In the news we cover Intel’s rollout of new XPU silicon and associated software as it tries to make up ground against Nvidia’s AI dominance, Zscaler’s acquisition of a microsegmentation startup... Read more »The post NB474: Intel Strikes Back In GPU Wars; The Fork Is Strong With Valkey appeared first on NetworkingNexus.net.
There’s a lot of well-earned criticism of security platforms: They’re a tangle of acquired products, packaged so you pay for more than you need, sucking you into a single vendor. Today John Maddison from Fortinet explains why their security platform is different. Fortinet has one unified fabric with a single operating system, agent, and management... Read more »The post Tech Bytes: Building an Effective Security Platform with Fortinet (Sponsored) appeared first on NetworkingNexus.net.
With “The Cathedral and the Bazaar” as his guide, Srivats launched Ostinato, his open source project, in 2010. He needed an affordable network traffic generator at his day job, he was passionate enough to build one during his nights and weekends, and end users loved it– it has been downloaded hundreds of thousands of times.... Read more »The post HN729: Open Source to Closed appeared first on NetworkingNexus.net.
Whether you want to migrate legacy applications to Kubernetes in order to save the whales or for any other reason, Konveyor is here to help. Savitha Raghunathan joins us today to walk us through the open source tool. The basics: You input the application’s source code (any language that has a language server) and Konveyor... Read more »The post KU053: Migrate Legacy Applications to Kubernetes with Konveyor appeared first on NetworkingNexus.net.
You can’t just drop a knife on fish and expect there to be sushi. Jack Lindamood joins us today to share his metaphors and thoughts on picking the right IT tools and processes as outlined in his popular article, “(Almost) Every Infrastructure Decision I Endorse or Regret after 4 Years Running Infrastructure at a Startup.”... Read more »The post D2C239: “(Almost) Every Infrastructure Decision I Endorse or Regret” appeared first on NetworkingNexus.net.
In today’s episode Greg and Johna spar over how, when, and why to regulate AI. Does early regulation lead to bad regulation? Does late regulation lead to a situation beyond democratic control? Comparing nascent regulation efforts in the EU, UK, and US, they analyze socio-legal principles like privacy and distributed liability. Most importantly, Johna drives... Read more »The post HS069: Regulating AI appeared first on NetworkingNexus.net.
Backlog orders and more expensive equipment are expected to drive up campus switch sales in 2023, but a correction may loom on the horizon. The post Campus Switch Sales Forecast: 2023 Looks Strong; 2024 Maybe Not appeared first on Packet Pushers.
The post Campus Switch Sales Forecast: 2023 Looks Strong; 2024 Maybe Not appeared first on NetworkingNexus.net.
The SEC now requires publicly traded companies to report "material" security incidents. But what does "material" mean and how might this new requirement affect infosec practices at these companies? The post SEC To CEOs: Report Your Breaches appeared first on Packet Pushers.
The post SEC To CEOs: Report Your Breaches appeared first on NetworkingNexus.net.
A model is a tool to help you think about something. The 'Four Things' model described here helps me ask questions about networking protocols, how they work, and how to solve problems. The post Beyond OSI: The ‘Four Things’ Model Of Networking appeared first on Packet Pushers.
The post Beyond OSI: The ‘Four Things’ Model Of Networking appeared first on NetworkingNexus.net.
Kubernetes version 1.28, just came out. The latest version is called Planternetes, in part because a lot of the maintainers of Kubernetes are getting really into the idea of ensuring that Kubernetes is running as effectively and efficiently as possible. In this post, I highlight a few of the great features and updates in version […]
The post The Top Feature Releases In Kubernetes v1.28 appeared first on NetworkingNexus.net.
While team dynamics are messy and can never be fully encapsulated by a model, Tuckman’s four stages of group development offer a vocabulary and structure to help us understand how to move teams forward to more productive work. The post Team Building And Tuckman’s Stages of Group Development appeared first on Packet Pushers.
The post Team Building And Tuckman’s Stages of Group Development appeared first on NetworkingNexus.net.
Endace has announced a new offering that can capture packets inside your public cloud deployments. Called EndaceProbe Cloud, the offering is available for AWS and Azure public clouds. It can also be deployed in VMware-based private clouds. Why capture packets in the cloud? Endace says the top two customer drivers are security and performance monitoring. […]
The post Endace Debuts Packet Capture Software For Public Clouds appeared first on NetworkingNexus.net.
This post originally appeared in the Packet Pushers’ Human Infrastructure newsletter, a weekly mailing of essays, links to technical blogs and IT news, and whatever else think is interesting. Subscribe for free here. Let’s say I invent an autonomous mobile robot. It can lift heavy items for you, wash your dishes, do your grocery shopping, […]
The post Can We Trust Worldcoin’s Aspirin For AI Headaches? appeared first on NetworkingNexus.net.
Broadcom has come up with some interesting mechanisms to address the challenges of building an Ethernet-based fabric that supports AI workloads. These mechanisms, which include a scheduling framework, cells, and credits, are intended to minimize congestion, latency, and dropped frames or packets in the fabric. In this post I talk about what I learned at […]
The post A Look At Broadcom’s Jericho3-AI Ethernet Fabric: Schedules, Credits, And Cells appeared first on NetworkingNexus.net.
The impulse to move absolute everything to the public cloud is coming to an end. Many companies are re-evaluating their strategies and adopting a hybrid model by bringing or migrating their workloads from the cloud to on-premises, mostly in the IaaS space. The main reasons companies are re-evaluating public cloud are cost, wanting total control […]
The post Options For Connecting Your Private Cloud appeared first on NetworkingNexus.net.
SD-WAN is a cost-effective, flexible alternative to traditional MPLS networks, but the high rate of failed deployments indicates that achieving successful implementation is not straightforward. Organizations must be prepared to embrace new experience-driven approaches to network management, such as the need for visibility into unmanaged networks, to deploy SD-WAN effectively. The post SD-WAN Deployment Failures 101: Lessons […]
The post SD-WAN Deployment Failures 101: Lessons From The Field appeared first on NetworkingNexus.net.
When writing an IETF draft you need to delve into the security considerations of your proposal and contact the IANA--these are mandatory sections. You also need to be precise and clear with your language. The post Writing An IETF Draft: Mandatory Sections And Language appeared first on Packet Pushers.
The post Writing An IETF Draft: Mandatory Sections And Language appeared first on NetworkingNexus.net.
Whether you run Kubernetes on-prem, in the cloud, or a combination of the two, one thing holds true – there is always a Control Plane element and a Worker Node element. Without them, Kubernetes wouldn’t exist. This post looks at the Control Plane and the Worker Node, including which components are in each, why each […]
The post Kubernetes Components: The Basics appeared first on NetworkingNexus.net.
We’re excited to announce Jennifer Tribe has joined Packet Pushers Interactive as our first-ever CEO! Jennifer’s mission is to help grow the Packet Pushers podcast network, increase our visibility and reach in the tech community, and bring in new listeners and clients. Jennifer’s skill set and experience are ideal for this position. She’s been a […]
The post The Packet Pushers Welcome CEO Jennifer Tribe appeared first on NetworkingNexus.net.
This post originally appeared in the Packet Pushers’ Human Infrastructure newsletter. You can subscribe for free and see every back issue here. And we don’t share your contact details with anyone else because we’re selfish like that. Creativity sits among the group of attributes, including teamwork and communication, that employers say they most desire. For […]
The post Do We Really Want Creativity In IT? appeared first on NetworkingNexus.net.
AskJJX: “What’s the best way to find and disable rogue APs on the network? We had an audit finding and got our hand slapped.” Ahhh, I love this question for so many reasons. First, because my answer to this today, in 2023, is very different than my answer would have been years ago. You may […]
The post AskJJX: How To Handle Rogue APs Without Getting Arrested appeared first on NetworkingNexus.net.
AskJJX: How do you set up and configure Wi-Fi for a two-level office in a crowded office building area (downtown San Francisco across from Moscone Center) with concrete poles all over the place? It was a nightmare. APs were dropping traffic like flies. We were at the point of almost having an intern follow the […]
The post AskJJX: Help! Office Wi-Fi is So Bad An Intern Is Following The CEO Around With An AP appeared first on NetworkingNexus.net.
Looking back at my career in network engineering, beyond some basic concepts and naming conventions, I cannot remember using the OSI model once. Not for troubleshooting, not for protocol design. I have used the concept of layering, but never the OSI model specifically. The post Is The OSI Model Good For Understanding How Networks Work? […]
The post Is The OSI Model Good For Understanding How Networks Work? Not Really appeared first on NetworkingNexus.net.
Managers often ask employees to write a first draft of their performance review. If you’re expected to draft a performance summary, here are a few ideas to mitigate the stress of self evaluation and to help your manager help you. The post Writing Your Own Performance Evaluation: Tips To Make It Not Suck appeared first […]
The post Writing Your Own Performance Evaluation: Tips To Make It Not Suck appeared first on NetworkingNexus.net.
Because you may not have many months to set up a proper security implementation for your Kubernetes environment, this blog post will go over a few key security implementations that you can get done in 2-4 weeks depending on team size. The post Pods, Plans & Policies: Top Five Tips For Kubernetes Security appeared first […]
The post Pods, Plans & Policies: Top Five Tips For Kubernetes Security appeared first on NetworkingNexus.net.
The following sponsored blog post was written by Anupam Upadhyaya at Palo Alto Networks. We thank Palo Alto Networks for being a sponsor. Palo Alto Networks is the leading vendor in preventing Cobalt Strike C2 communication and blocked 99.2% of tested attacks, with the next leading vendor blocking only 17% of attacks, as cited in a […]
The post Prisma Access Outperforms Against Cobalt Strike Attacks appeared first on NetworkingNexus.net.
The following post is by Jeremy Rossbach, Chief Technical Evangelist at Broadcom. We thank Broadcom for being a sponsor. I’ve been preaching the same thing for years: To overcome the challenges of modern network complexity and successfully transform your networks, you need modern network monitoring data. Monitor the user experience and the health of every […]
The post When Making Bets on SASE, Don’t Count on Native SD-WAN Monitoring Tools for Help appeared first on NetworkingNexus.net.
So far in this series we’ve discussed the history of the IETF, some of the tools you might want to use when building an IETF submission, and document formatting. There are other seemingly mystical concepts in the IETF process as well—for instance, what is a “document stream,” and what is a document’s “status?” Let’s look […]
The post Writing An IETF Draft: Document Streams And Document Status appeared first on Packet Pushers.
The post Writing An IETF Draft: Document Streams And Document Status appeared first on NetworkingNexus.net.
As technical people, we spend immense time and energy mastering the nuances of specific technologies. Esoteric knowledge is our currency, and we often measure our personal value against the yardstick of technical nuance. And sometimes (maybe lots of times) we gauge other people with the same yardstick, and dismiss those who don’t measure up. This […]
The post People Aren’t Stupid Just Because They Don’t Understand Tech appeared first on Packet Pushers.
The post People Aren’t Stupid Just Because They Don’t Understand Tech appeared first on NetworkingNexus.net.
Container Network Interfaces (CNIs) are plug-ins that enable networking capabilities. This video provides a brief overview of the Cillium CNI and the importance of network policies. https://www.youtube.com/watch?v=nzswIJpdPtY You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and Greg, plus […]
The post Kubernetes Security And Networking 8: Loading The Cillium CNI – Video appeared first on Packet Pushers.
The post Kubernetes Security And Networking 8: Loading The Cillium CNI – Video appeared first on NetworkingNexus.net.
Messy RADIUS policies and misconfigurations may be allowing users to join personal devices to your network. Jennifer Minella provides a quick overview of RADIUS and 802.1x, common holes, and three options for filling them in this installment of her "Ask JJX" series.
The post Ask JJX: How Can I Stop Users From Joining Personal Devices To Our Network Using Their AD Credentials? appeared first on Packet Pushers.
The post Ask JJX: How Can I Stop Users From Joining Personal Devices To Our Network Using Their AD Credentials? appeared first on NetworkingNexus.net.
There’s lot of places to focus on application security, but don’t forget to scan your Kubernetes manifests! This video takes you step-by-step through scanning your repository using Kubescape. https://www.youtube.com/watch?v=kwF-JoIQRTA You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and […]
The post Kubernetes Security And Networking 7: Securing Kubernetes Manifests – Video appeared first on Packet Pushers.
The post Kubernetes Security And Networking 7: Securing Kubernetes Manifests – Video appeared first on NetworkingNexus.net.
The following sponsored blog post was written by Shankar Ramachandran at Palo Alto Networks. We thank Palo Alto Networks for being a sponsor. Internet of things (IoT) devices are now an integral part of any organization’s network. Smart lights, cameras, card readers, printers, etc., are critical to the day-to-day operations of branch offices and retail […]
The post Introducing SD-WAN With Integrated IoT appeared first on Packet Pushers.
The post Introducing SD-WAN With Integrated IoT appeared first on NetworkingNexus.net.
Last week, pretty much as soon as the first Oracle Cloud Infrastructure (OCI) multicloud exam became available, I was excited to take it, I did. And received the results right after. I had passed. Since the exam is still brand new and one of a kind, this blog post offers a quick overview of the […]
The post My Notes on the First Ever Multicloud Certification Exam appeared first on Packet Pushers.
The post My Notes on the First Ever Multicloud Certification Exam appeared first on NetworkingNexus.net.
This post originally appeared in the Packet Pushers’ Human Infrastructure newsletter. You can subscribe for free here. We never share or sell your details to anyone. One unforeseen event following the COVID-19 pandemic has been an uptick in attempts to organize workers. Starbucks and Amazon warehouse employees are two high-profile examples. Though private-sector union membership […]
The post The Case For IT Unionization appeared first on Packet Pushers.
The post The Case For IT Unionization appeared first on NetworkingNexus.net.
As a network engineer, I’ve made heavy use of the [crayon-6458f26173405144816985-i/] and [crayon-6458f2617340b267906839-i/] commands to discover the physical topology of a network without having to physically trace cables. While these are very useful commands, their output is not very human-readable. I built neighborparser.com as a quick-and-easy tool to turn the semi-structured data from these commands […]
The post CDP and LLDP Neighbor Parser – neighborparser.com appeared first on Packet Pushers.
The post CDP and LLDP Neighbor Parser – neighborparser.com appeared first on NetworkingNexus.net.
Part one of this blog post series explored Day Zero Ops, which covers all the planning for how you want your environment to look. Before you can implement, you must plan. Oftentimes, engineers try implementing without proper planning, which results in tech debt later on. Once you’ve set up a robust plan, it’s time to […]
The post Build Your K8s Environment For The Real World Part 2 – Day One Ops appeared first on Packet Pushers.
The post Build Your K8s Environment For The Real World Part 2 – Day One Ops appeared first on NetworkingNexus.net.
The following sponsored blog post was written by Palo Alto Networks. We thank Palo Alto Networks for being a sponsor. ChatGPT is the fastest-growing consumer application in history, with 100 million monthly active users just two months after launch. While these AI apps can significantly boost productivity and creative output, they also pose a serious […]
The post ChatGPT and AI-based Tools Require Strict Scrutiny appeared first on Packet Pushers.
The post ChatGPT and AI-based Tools Require Strict Scrutiny appeared first on NetworkingNexus.net.
The following sponsored blog post was written by Anupam Upadhyaya at Palo Alto Networks. We thank Palo Alto Networks for being a sponsor. Prisma Access, the cloud-delivered security service from Palo Alto Networks, delivers an industry-leading 99.999% uptime SLA A question that is often asked in the industry is “Do we really need 99.999% uptime […]
The post Why Five Nines of Service Availability Matters for SASE appeared first on Packet Pushers.
The post Why Five Nines of Service Availability Matters for SASE appeared first on NetworkingNexus.net.
I’ve encountered two basic philosophies for responding to requests to join a project. One philosophy I’ll describe as “Default Yes”. The argument goes, “If someone brings you a request, say yes! You only grow with challenges and if you say no too much, people will stop asking.” The second philosophy could be called “Default No.” […]
The post Bridging The Gap Between ‘Default Yes’ And ‘Default No’ appeared first on Packet Pushers.
The post Bridging The Gap Between ‘Default Yes’ And ‘Default No’ appeared first on NetworkingNexus.net.
This post originally appeared in a slightly different form in the Packet Pushers’ Human Infrastructure newsletter. You can subscribe and see all back issues here. Daniel Miessler says AI-powered chatbots will be the end of tech tutorial blogs. And at first glance, his argument seems sound. Prior to the rise of chatbots and digital assistants, […]
The post Will ChatGPT Make Tech Blogs Obsolete? appeared first on Packet Pushers.
The post Will ChatGPT Make Tech Blogs Obsolete? appeared first on NetworkingNexus.net.
The best way to know that your configuration is working properly is to measure with a tool outside of ISE. Unfortunately, authentications per second is not available via SNMP or the REST API. What does happen is for each authentication a SYSLOG message is generated. The following messages are for every passed and failed authentication: […]
The post Part 4 – Monitoring PSN Load Balancing appeared first on Packet Pushers.
The post Part 4 – Monitoring PSN Load Balancing appeared first on NetworkingNexus.net.
Cisco is a large organization. Sometimes different software development teams don’t talk to one another as much as we would like. As it happens, the IOS-XE team developed a way of load balancing RADIUS request across multiple RADIUS servers. I can’t claim to have read every Cisco whitepaper and I haven’t seen every Cisco Live […]
The post Part 3 – IOS-XE Load Balancing appeared first on Packet Pushers.
The post Part 3 – IOS-XE Load Balancing appeared first on NetworkingNexus.net.
In Part 1 we explored the simplest configuration possible. Now let’s introduce a load balancer appliance. I’m just going to put it out there. Load balancers are a necessary evil. They are for protocols that are too dumb to figure out how to load balance themselves at the application layer. But we’re going to find […]
The post Part 2 – Enter the Load Balancer appeared first on Packet Pushers.
The post Part 2 – Enter the Load Balancer appeared first on NetworkingNexus.net.
There are many ways to build a Cisco Identity Services Engine (ISE) installation. This is a four-part series on load balancing multiple RADIUS servers and we’ll use Cisco’s Identity Services Engine in our examples. If you want to jump ahead: Part 1: This Page! Part 2: Load Balancer Appliances Part 3: Simple, Fast, Cheap… all […]
The post Part 1: Cisco ISE Load Balancing appeared first on Packet Pushers.
The post Part 1: Cisco ISE Load Balancing appeared first on NetworkingNexus.net.
One of the biggest advantages of IPv6 is the ease of renumbering thanks to SLAAC and DHCPv6. Easy renumbering of IPv6 addresses should, in theory, make some privacy protection methods easy to implement. Here's how it works, and and how it doesn't solve all privacy problems.
The post Privacy And Networking Part 8: IPv6 Addresses And Privacy appeared first on Packet Pushers.
The post Privacy And Networking Part 8: IPv6 Addresses And Privacy appeared first on NetworkingNexus.net.
The following post is by Jeremy Rossbach, Chief Technical Evangelist at Broadcom. We thank Broadcom for being a sponsor. For today’s teams, it is exceedingly complex and costly to support multiple generations of infrastructure and applications. What’s worse, according to an IDC report on network observability, this is the number one challenge to achieving digital […]
The post Network Observability: Don’t Buy Into the Hype, Follow the Data appeared first on Packet Pushers.
The post Network Observability: Don’t Buy Into the Hype, Follow the Data appeared first on NetworkingNexus.net.
This video looks at various Kubernetes vulnerabilities and their severity scores to help you understand how to evaluate CVEs so you can prioritize remediation. It also shows different options and sources of CVEs. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of […]
The post Kubernetes Security And Networking 6: Kubernetes CVEs – Video appeared first on Packet Pushers.
The post Kubernetes Security And Networking 6: Kubernetes CVEs – Video appeared first on NetworkingNexus.net.
Kumorai is a startup that aims to simplify the deployment and operation of compute, networking, and security infrastructure across public clouds. The company says its SaaS application provides a no-code environment where IT pros can use a visual interface to assemble infrastructure components such as compute, VPCs and vNets, Transit Gateways, and firewalls, and then […]
The post Startup Radar: Kumorai Tackles Multi-Cloud Infrastructure Automation appeared first on Packet Pushers.
The post Startup Radar: Kumorai Tackles Multi-Cloud Infrastructure Automation appeared first on NetworkingNexus.net.
This video walks through installing a service mesh. We use Linkerd, but there are many other options. We show how to install Linkerd in your cluster and add sidecars to pods. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from […]
The post Kubernetes Security And Networking 5: Installing A Service Mesh – Video appeared first on Packet Pushers.
The post Kubernetes Security And Networking 5: Installing A Service Mesh – Video appeared first on NetworkingNexus.net.
After LastPass's latest breach through a personal laptop, most boards, CIOs, and CISOs are taking the opportunity to reevaluate their Bring Your Own Device (BYOD) policies.
Here's how, why, and a lesson learned from Lynyrd Skynyrd.
The post Ask JJX: Lynyrd Skynyrd Answers “Who Should Create an Org’s BYOD Policy?” appeared first on Packet Pushers.
The post Ask JJX: Lynyrd Skynyrd Answers “Who Should Create an Org’s BYOD Policy?” appeared first on NetworkingNexus.net.
Sponsor LiveAction demonstrates how its LiveNX product can be used to deploy, monitor and repair multi-vendor SD-WANs. Our guest is Ron Groulx, Senior Systems Sales Engineer at LiveNX. LiveNX can manage and monitor your SD-WAN lifecycle from day zero (baselining your network performance) to day one (building policies to optimize performance) to day two (deployment […]
The post Demo Bytes: Managing Your SD-WAN Deployment Lifecycle With LiveAction’s LiveNX (Sponsored) – Video appeared first on Packet Pushers.
The post Demo Bytes: Managing Your SD-WAN Deployment Lifecycle With LiveAction’s LiveNX (Sponsored) – Video appeared first on NetworkingNexus.net.
When you’re designing a Kubernetes environment, whether it’s small or large, there are a few things that you must think about prior to writing the code to deploy the cluster or implementing the GitOps Controller for all of your Continuous Delivery needs. First, you must plan. Planning is the most important phase. In blog one […]
The post Build Your K8s Environment For The Real World Part 1 – Day Zero Ops appeared first on Packet Pushers.
The post Build Your K8s Environment For The Real World Part 1 – Day Zero Ops appeared first on NetworkingNexus.net.
I see this question rather often asked on various social media. A post on Twitter a few days ago triggered this little blog post and I deeply appreciate the poster. The question was simple “Is it really necessary for an engineer to know or understand the key RFC numbers?”. Some of the engineers I work […]
The post The Networking RFCs: To read or not to read? appeared first on Packet Pushers.
The post The Networking RFCs: To read or not to read? appeared first on NetworkingNexus.net.
The BackBox network automation platform comes with many pre-built functions to make routine tasks performed by network administrators simple & foolproof. In this demo, BackBox’s Senior Product Manager Perry Greenwood shows Packet Pushers’ Ethan Banks how to automate network device upgrades using BackBox. We look at the entire lifecycle of the upgrade process, including scheduling, […]
The post Demo Bytes: Upgrading Network Devices With BackBox – Video appeared first on Packet Pushers.
The post Demo Bytes: Upgrading Network Devices With BackBox – Video appeared first on NetworkingNexus.net.
Data Processing Unit (DPU) and SmartNIC vendors such as NVIDIA, Intel, and AMD are making a lot of noise about the ability of their adapters to offload work from CPUs and to run networking, security, and storage applications directly on a NIC inside a server. But that noise hasn’t necessarily turned into sales—at least not […]
The post SmartNIC, DPU Revenue Forecast To Grow 30% In 2023 appeared first on Packet Pushers.
The post SmartNIC, DPU Revenue Forecast To Grow 30% In 2023 appeared first on NetworkingNexus.net.
The following post is by Jeremy Rossbach, Chief Technical Evangelist at Broadcom. We thank Broadcom for being a sponsor. Hybrid work and the ongoing transformations ushered in by SD-WAN, cloud, SaaS, and SASE have created an entirely new network landscape for today’s network operations (NetOps) teams to manage and monitor. Now, the user experience is […]
The post You’re Responsible for the User Experience—No Matter Which Networks It’s Delivered Over appeared first on Packet Pushers.
The post You’re Responsible for the User Experience—No Matter Which Networks It’s Delivered Over appeared first on NetworkingNexus.net.
Xcitium is an Endpoint Detection and Response (EDR) vendor that sells client software that uses multiple methods to protect endpoints. Methods include anti-virus, a host firewall, a Host Intrusion Protection System (HIPS), and a technique it calls ZeroDwell Containment. The first three components are straightforward. The AV software relies on signatures to detect known malware. […]
The post Xcitium’s Endpoint Virtual Jail Aims To Lock Up Mystery Malware appeared first on Packet Pushers.
The post Xcitium’s Endpoint Virtual Jail Aims To Lock Up Mystery Malware appeared first on NetworkingNexus.net.
Michael Levan reviews security essentials for protecting your Kubernetes infrastructure, including worker nodes. He discusses server hardening using CIS Benchmarks as a guide, running a scanner (using Kubescape as an example), and employing role-based access control (RBAC). You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a […]
The post Kubernetes Security And Networking 3: Helpful Tips For Securing Your Kubernetes Cluster – Video appeared first on Packet Pushers.
The post Kubernetes Security And Networking 3: Helpful Tips For Securing Your Kubernetes Cluster – Video appeared first on NetworkingNexus.net.
If you’re a system administrator or Infrastructure Engineer that has: Managed upgrades for large-scale systems Managed high availability and horizontal scaling Deployed binaries on Linux or Windows VMs Deployed virtualization and bare-metal environments Kubernetes is going to be a major upgrade for you, how you deploy, and how you manage services. Kubernetes truly does make […]
The post Barriers To Kubernetes appeared first on Packet Pushers.
The post Barriers To Kubernetes appeared first on NetworkingNexus.net.
In the previous video, Michael Levan walked through some security essentials for protecting worker nodes in a Kubernetes cluster. In this video he focuses on essential protections for the API server. He looks at security benchmarks from CIS, using Kubescape for security scanning, and how to integrate the two. Michael Levan hosts the “Kubernetes Unpacked” […]
The post Kubernetes Security And Networking 4: Helpful Tips To Secure The API Server – Video appeared first on Packet Pushers.
The post Kubernetes Security And Networking 4: Helpful Tips To Secure The API Server – Video appeared first on NetworkingNexus.net.
By extending into environments such as the cloud, SD-WAN, and applications, today's network monitoring platforms are turning into powerful solution that can improve the overall operations IT environment. Let's drill down into the top five needs for networking monitoring.
The post Five Things You Need for Today’s Network Monitoring appeared first on Packet Pushers.
The post Five Things You Need for Today’s Network Monitoring appeared first on NetworkingNexus.net.
In the midst of LastPass’s repeated barrage of breaches, a pretty serious vulnerability was found in another common password manager — KeePass. This slid under most of our radars, including mine. Professor Cyber Naught of the Mastodons suggested I comment on the situation. I’m so glad he brought this up, because it highlights several critical […]
The post Ask JJX: What About the KeePass Vulnerability? appeared first on Packet Pushers.
The post Ask JJX: What About the KeePass Vulnerability? appeared first on NetworkingNexus.net.
This post originally appeared in the Packet Pushers’ Human Infrastructure newsletter. You can get the newsletter for free here. Or don’t. That’s fine too. The tech sector has recently gone through a spasm of layoffs. Tens of thousands of jobs have been cut at companies such as Microsoft, Google, Cisco, and Salesforce. The cuts are […]
The post Who Are The Most Overpaid Tech CEOs? appeared first on Packet Pushers.
The post Who Are The Most Overpaid Tech CEOs? appeared first on NetworkingNexus.net.
How will the Data Processing Unit (DPU) market evolve? Are there new use cases for this infrastructure platform? Greg Ferro from the Packet Pushers and Joseph White, Fellow at Dell Technologies, look into the crystal ball to see where DPUs might go. This video is sponsored by Dell Technologies. You can subscribe to the Packet […]
The post What’s Next For DPUs? – Packet Pushers Livestream With Dell Technologies – Video appeared first on Packet Pushers.
The post What’s Next For DPUs? – Packet Pushers Livestream With Dell Technologies – Video appeared first on NetworkingNexus.net.
Dell Technologies and VMware have partnered on a turnkey HCI-based VxRail solution that integrates VMware’s vSphere Distributed Services Engine and DPU hardware from NVIDIA and AMD Pensando. In this video, Ethan Banks from the Packet Pushers and Joseph White, Fellow at Dell Technologies, discuss how the software and hardware come together to take advantage of […]
The post Building A Turnkey DPU Solution – Packet Pushers Livestream With Dell Technologies – Video appeared first on Packet Pushers.
The post Building A Turnkey DPU Solution – Packet Pushers Livestream With Dell Technologies – Video appeared first on NetworkingNexus.net.
The vSphere Distributed Services Engine, part of vSphere 8.0, aims to help accelerate infrastructure network functions on the DPU. It enables modern distributed workloads to run with lower network latency and improved data throughput and provides more CPU resources to workloads and reduces operational overhead of DPU lifecycle management with integrated vSPhere workflows. In this […]
The post Secret Sauce – vSphere Distributed Services Engine – Packet Pushers Livestream w/ Dell Technologies – Video appeared first on Packet Pushers.
The post Secret Sauce – vSphere Distributed Services Engine – Packet Pushers Livestream w/ Dell Technologies – Video appeared first on NetworkingNexus.net.
VMware’s Project Monterey creates a virtual environment to run applications and services on Data Processing Units (DPUs). VMware is partnering with multiple server OEMs and DPU vendors to bring Project Monterey to distributed infrastructure. In this video, Drew Conry-Murray from the Packet Pushers is joined by VMware’s Paul Turner, Vice President Product Management vSphere. We […]
The post Bringing It All Together – VMware Project Monterey – Packet Pushers Livestream w/ Dell Technologies – Video appeared first on Packet Pushers.
The post Bringing It All Together – VMware Project Monterey – Packet Pushers Livestream w/ Dell Technologies – Video appeared first on NetworkingNexus.net.
With the release of ChatGPT as a product, Microsoft brought Machine Learning (ML) and Artificial Intelligence (AI) back into focus for millions of users—including network operators, coders, and other folks in information technology. People are once against asking if this technology will make them redundant or how it might change their day-to-day jobs. As always, […]
The post Chatbot Attack Vectors And Failure Modes In Networking And IT appeared first on Packet Pushers.
The post Chatbot Attack Vectors And Failure Modes In Networking And IT appeared first on NetworkingNexus.net.
This video looks at the fundamentals of Data Processing Units (DPUs) and what they can do with an eye toward helping network engineers and infrastructure professionals. Greg Ferro from the Packet Pushers and Joseph White, a Fellow at Dell Technologies, discuss how DPUs are different from GPUs and CPUs; using DPUs to offload workloads from […]
The post Understanding DPUs For Network Engineers – Packet Pushers Livestream With Dell Technologies – Video appeared first on Packet Pushers.
The post Understanding DPUs For Network Engineers – Packet Pushers Livestream With Dell Technologies – Video appeared first on NetworkingNexus.net.
It’s been almost 25 long years since I started my bachelor’s degree, some 17 years since I began my master’s degree, and around 15 years since I decided to leave a Ph.D. scholarship behind and go back to full-time professional work. Many things have changed, yet one thing has remained the same: the race among […]
The post 12 Practical Tips for Entry-level Job Seeker and Interns in Tech appeared first on Packet Pushers.
The post 12 Practical Tips for Entry-level Job Seeker and Interns in Tech appeared first on NetworkingNexus.net.
Data Processing Units (DPUs) describe the next generation of SmartNICs. They enhance the simple NIC with compute and memory and they have an operating system to host applications and APIs for system call offloads. DPUs can accelerate networking, security, and storage capabilities on servers while preserving CPU resources for applications. The Packet Pushers hosted a […]
The post The Future Of DPUs In IT Infrastructure – Packet Pushers Livestream With Dell Technologies – Video appeared first on Packet Pushers.
The post The Future Of DPUs In IT Infrastructure – Packet Pushers Livestream With Dell Technologies – Video appeared first on NetworkingNexus.net.
Anuta Networks has added an active assurance capability to ATOM, its network automation and orchestration software. Active assurance lets engineers run synthetic tests on demand using software agents. For example, if a service provider wants to test the performance of a link or network segment to see if it’s meeting SLAs, it can run a […]
The post Anuta Networks Adds Synthetic Tests For On-Demand Network Performance Monitoring appeared first on Packet Pushers.
The post Anuta Networks Adds Synthetic Tests For On-Demand Network Performance Monitoring appeared first on NetworkingNexus.net.
The following post is by Jeremy Rossbach, Chief Technical Evangelist, Broadcom. We thank Broadcom for being a sponsor. When it comes to cloud adoption, hybrid approaches are the reality for the vast majority of large organizations today. While some may solely be running workloads in a legacy on-premises data center and others may run 100% […]
The post How Digital Transformation Is Eroding NetOps Visibility And Control appeared first on Packet Pushers.
The post How Digital Transformation Is Eroding NetOps Visibility And Control appeared first on NetworkingNexus.net.
When tackling technical projects, every organization needs a system to make decisions, resolve conflicts, and chart alternative paths when plans go awry. Effective escalation is key, but the prospect of escalation can make engineers anxious. We need to reframe our view of escalation as a tool to help move a project forward.
The post Project Escalation Is Good! How To Identify Stakeholders And Escalate Well appeared first on Packet Pushers.
The post Project Escalation Is Good! How To Identify Stakeholders And Escalate Well appeared first on NetworkingNexus.net.
Fortinet has announced new chip hardware, the SP5, to power FortiGate firewall appliances for entry-level and medium-size customers that need firewalls at campus, branch, and edge locations. Fortinet is positioning this chip as a high-performance, energy-efficient option compared to security devices using off-the-shelf CPUs. Fortinet has long developed its own ASICs and has three hardware […]
The post Fortinet Announces A New System on Chip (SoC) For Its Firewall Appliances appeared first on Packet Pushers.
The post Fortinet Announces A New System on Chip (SoC) For Its Firewall Appliances appeared first on NetworkingNexus.net.
While I am not the most active user on Reddit, I still enjoy the community for the most part, even as a passive reader. Last week, Curiousguy1993 asked the IT Career Community some questions. As much as I wanted to jump in and type away my response, I eventually decided to structure my thoughts better […]
The post Lost and Hating Your Job in Tech? 9 Key Steps Before Jumping Ship appeared first on Packet Pushers.
The post Lost and Hating Your Job in Tech? 9 Key Steps Before Jumping Ship appeared first on NetworkingNexus.net.
There’s a trend to cloudify every aspect of IT. You might think that there’s no need to understand classical networking because “the cloud” solves problems related to routers and switches. The truth is that clouds have massive networks under the hood. Someone needs to connect cloud services and bring users to these clouds in a […]
The post A Journey To The AWS Advanced Networking Certification appeared first on Packet Pushers.
The post A Journey To The AWS Advanced Networking Certification appeared first on NetworkingNexus.net.
There’s a lot of hype around both Kubernetes and edge computing, so it shouldn’t be a surprise that vendors and cloud providers are offering products and services that combine the two. But what is edge computing? And can you run Kubernetes at the edge?
The post Kubernetes At The Edge – Is It Really A Thing? appeared first on Packet Pushers.
The post Kubernetes At The Edge – Is It Really A Thing? appeared first on NetworkingNexus.net.
If you recently updated your Mac to Ventura 13.1 or 13.2, and you had installed Wireshark previously, then you may be having some trouble. If you open Wireshark, you will likey see the message “You don’t have permission to capture on local interfaces” and “You can fix this by installing ChmodBPF“. Even after installing this […]
The post MacOS Ventura 13.1 Breaks Wireshark appeared first on Packet Pushers.
The post MacOS Ventura 13.1 Breaks Wireshark appeared first on NetworkingNexus.net.
This series started by discussing the history of the IETF and some of the tools you might use to build submissions to the IETF process. This, the second, post, will consider document formatting and two of the (sometimes) more difficult sections of an IETF draft to fill in. Formatting Just using one of the acceptable […]
The post Writing An IETF Draft: Formatting, Authorship, And Submissions appeared first on Packet Pushers.
The post Writing An IETF Draft: Formatting, Authorship, And Submissions appeared first on NetworkingNexus.net.
Role-Based Access Control, or RBAC, lets you set permissions around who can access a system and at what level. RBAC is basic, but essential, security function. This video looks at RBAC for Kubernetes from two perspectives: in native Kubernetes and in platforms such as Azure Active Directory. Host Michael Levan brings his background in system […]
The post Kubernetes Security And Networking 2: Getting Started With Role-Based Access Control (RBAC) – Video appeared first on Packet Pushers.
The post Kubernetes Security And Networking 2: Getting Started With Role-Based Access Control (RBAC) – Video appeared first on NetworkingNexus.net.
This course looks at securing Kubernetes, with an emphasis, though not exclusively, on network security. Topics we’ll cover in the series include: Role-based access control Securing control planes and worker nodes API security and policy management Dealing with vulnerabilities Security capabilities of a service mesh Security-enabled Container Network Interfaces (CNIs) Securing the ingress controller Scanning […]
The post Kubernetes Security And Networking 1: Why Security Matters And Course Overview appeared first on Packet Pushers.
The post Kubernetes Security And Networking 1: Why Security Matters And Course Overview appeared first on NetworkingNexus.net.
Happy new year, and welcome to the first edition of “Ask JJX.” I had a few questions to pick from (and I’ll try to work through as many as I can) but this inquiry quite literally made me laugh out loud. “Your book is really long. Can I just use ChatGPT to learn about wireless […]
The post Ask JJX: Can ChatGPT Teach Me Wireless Security? appeared first on Packet Pushers.
The post Ask JJX: Can ChatGPT Teach Me Wireless Security? appeared first on NetworkingNexus.net.
Cloudflare is rolling out Digital Experience Monitoring (DEM) capabilities to help IT get visibility into network and application performance issues, particularly for remote workers.
The post Cloudflare Muscles In On Digital Experience Monitoring appeared first on Packet Pushers.
The post Cloudflare Muscles In On Digital Experience Monitoring appeared first on NetworkingNexus.net.
Unconscious patterns of behavior can impede our professional progress. For example, you might watch others capitalize on ideas you have but don’t act on. Or your abrupt delivery of “the facts” alienates your colleagues and creates friction that can be detrimental. As I’ve recognized patterns in my own life and career, I’ve developed ways to […]
The post Asking Meaningful Questions: How To Break Negative Patterns appeared first on Packet Pushers.
The post Asking Meaningful Questions: How To Break Negative Patterns appeared first on NetworkingNexus.net.
Once your organization has decided to implement Kubernetes, you have to make another incredibly important decision: Where is Kubernetes going to run? In this blog post, we’ll discuss managing Kubernetes yourself in the cloud vs. using a Managed Kubernetes Service or KaaS offering. What’s “Self-Hosted” Kubernetes? Kubernetes by itself is like the foundation of a […]
The post Should You Choose A Manged Kubernetes Service Or Self-Host Kubernetes In The Cloud? appeared first on Packet Pushers.
The post Should You Choose A Manged Kubernetes Service Or Self-Host Kubernetes In The Cloud? appeared first on NetworkingNexus.net.
Fortinet’s FortiSASE addresses remote user security gaps. With FortiSASE, remote users can safely browse the Web, connect to private data center applications, and get controlled access to SaaS apps.
The post Fortinet’s SASE Solution: Protecting Remote Access From Client To Cloud appeared first on Packet Pushers.
The post Fortinet’s SASE Solution: Protecting Remote Access From Client To Cloud appeared first on NetworkingNexus.net.
What can we learn from a Microsoft study of switch failures in its data centers? Hardware failures are more common that software failures, the law of large numbers can overwhelm your resiliency and redundancy planning, and open-source software can be admirably robust.
The post Thoughts On Switch Failures appeared first on Packet Pushers.
The post Thoughts On Switch Failures appeared first on NetworkingNexus.net.
At some point in your career, you’ll likely participate in a project that is a technical and implementation success but is still a failure. That’s because the wrong solution was implemented. For example, after weeks or months of hard work you might successfully deploy a client-based VPN solution, but because of application latency requirements a […]
The post Asking Meaningful Questions: What Problem Are We Trying To Solve? appeared first on Packet Pushers.
The post Asking Meaningful Questions: What Problem Are We Trying To Solve? appeared first on NetworkingNexus.net.
NVIDIA’s BlueField Data Processing Unit (DPU) can offload, accelerate, and isolate software applications such as networking, storage, and security from a server’s CPU. In this Demo Byte, we walk through using VMware’s vSphere UPT feature on a BlueField DPU to bring vMotion capabilities to the DPU. Our guest is Wes Kennedy, Senior Technical Marketing Engineer […]
The post Demo Bytes: vSphere UPT On The NVIDIA BlueField DPU appeared first on Packet Pushers.
The post Demo Bytes: vSphere UPT On The NVIDIA BlueField DPU appeared first on NetworkingNexus.net.
There’s a general consensus in today’s tech world: “Use Kubernetes.” But why? Why jump into Kubernetes if you’re already running production-level workloads on virtual machines? Why change what your engineering team has been doing for ten years that works just fine? Why have engineers learn a new technology that may take time to implement? In […]
The post Why Kubernetes And Containerization? appeared first on NetworkingNexus.net.
This video walks you through installing an ingress controller and the Istio service mesh in a production cloud environment. Michael Levan brings his background in system administration, software development, and DevOps to this video series. He has Kubernetes experience as both a developer and infrastructure engineer. He’s also a consultant and Pluralsight author, and host […]
The post Service Mesh & Ingress In Kubernetes Lesson 8: Deploying An Ingress & Service Mesh For Production appeared first on NetworkingNexus.net.
As Kubernetes continues to gain popularity, engineers have to know how Kubernetes works, and why it might make sense in their environment. What benefits does Kubernetes have in your environment and ultimately, what do technologies like containerization do for organizations. In this blog post, I’ll provide some basic background on containers and Kubernetes, and some […]
The post A Kubernetes Primer appeared first on NetworkingNexus.net.
In this first blog in a new series, Russ White demystifies the IETF and the process of how ideas move through the process to a Request for Comment (RFC). He also discusses the IETF itself, its culture and it how works, and how anyone, including you, can submit an idea for comments and consideration. The […]
The post How To Submit Your Ideas To The IETF appeared first on NetworkingNexus.net.
If you want to understand Data Processing Units (DPUs) and how they might impact your work as a network or infrastructure professional, join the Packet Pushers and Dell Technologies for a sponsored Livestream event on December 13th. What’s A DPU? Is It Like A DUI? It’s definitely not a DUI. DPUs are dedicated hardware that […]
The post DPUs And The Future Of Distributed Infrastructure: A Packet Pushers Livestream Event appeared first on NetworkingNexus.net.
Gone are the days when the data centers had a relatively simple network with VLANs, core switches, and a few firewalls. The network rarely changed. When a change was needed, someone who knew the network like the back of their hand had to configure those changes device per device, config line per config line. Nowadays […]
The post An Introduction To Data Center Network Automation: An Onion-Based Architecture appeared first on NetworkingNexus.net.
This post originally appeared in Human Infrastructure, the Packet Pushers’ weekly newsletter. See back issues and sign up here to get it. The networking startup Hedgehog recently emerged from stealth with a network fabric that brings together the open-source SONiC network OS (NOS) and the Kubernetes orchestration platform. The goal is to provide a distributed […]
The post Hedgehog, Kubernetes, And The Network Automation Conundrum appeared first on NetworkingNexus.net.
This video walks through how to set up an NGINX ingress controller in AWS and Azure. Michael Levan brings his background in system administration, software development, and DevOps to this video series. He has Kubernetes experience as both a developer and infrastructure engineer. He’s also a consultant and Pluralsight author, and host of the “Kubernetes […]
The post Service Mesh And Ingress In Kubernetes Lesson 7: Create An Ingress Controller In The Cloud – Video appeared first on NetworkingNexus.net.
When you start a career you are inexperienced and somewhat immature, but also hungry for new experiences. Someone sees your potential and holds your hand, mentors you, and you appreciate it. But because you’re new, you think the final responsibility will be someone else’s. In short, you do not know what’s in store for you. […]
The post The Benefits Of Frustration appeared first on NetworkingNexus.net.
Aryaka is introducing both a Secure Web Gateway (SWG) and a Firewall-as-a-Service (FWaaS) offering to complement its SD-WAN capabilities. Many vendors, including Aryaka, are extending their SD-WAN offering to include security functions delivered as-a-service via Points of Presence (PoPs) or public clouds. This as-a-service approach makes it easier for customers to consume security services because […]
The post Aryaka Adds Secure Web Gateway, Firewall Service To Its SD-WAN And Security Capabilities appeared first on NetworkingNexus.net.
In the final post in this privacy series, Russ White looks at privacy information that can be gleaned from DNS queries, and outlines essential steps in developing your breach plan. Don't have a breach plan? Here's your opportunity to start one. The post Privacy And Networking Part 7: DNS Queries And Having A Breach Plan […]
The post Privacy And Networking Part 7: DNS Queries And Having A Breach Plan appeared first on NetworkingNexus.net.
Continuing with examples of installing a service mesh, this video walks through deploying the Consul mesh. Host Michael Levan brings his background in system administration, software development, and DevOps to this video series. He has Kubernetes experience as both a developer and infrastructure engineer. He’s also a consultant and Pluralsight author, and host of the […]
The post Service Mesh and Ingress In Kubernetes: Lesson 6 – Consul Service Mesh And App Installation – Video appeared first on NetworkingNexus.net.
A startup called Veego is pitching an end user experience service to Internet Service Providers (ISPs) to help providers offer better tech support to customers. The question is, are ISPs interested in customer service? The post Startup Veego Targets ISP Customer Service With An End User Experience Package appeared first on Packet Pushers.
The post Startup Veego Targets ISP Customer Service With An End User Experience Package appeared first on NetworkingNexus.net.
In this video, host Michael Levan walks through the basics of installing the Istio service mesh and deploying a simple application. Host Michael Levan brings his background in system administration, software development, and DevOps to this video series. He has Kubernetes experience as both a developer and infrastructure engineer. He’s also a consultant and Pluralsight […]
The post Service Mesh and Ingress In Kubernetes: Lesson 5 – Service Mesh Install And App Deployment With Istio – Video appeared first on NetworkingNexus.net.
Juniper Apstra has introduced Freeform, a new way to consume Apstra's data center automation platform without being tied to stringent reference architectures. While Freeform expands the network topologies and protocols Apstra can work with, it comes with its own tradeoffs. The post Juniper Apstra Freeform Supports New Topologies, Protocols For Data Center Automation–With Caveats appeared […]
The post Juniper Apstra Freeform Supports New Topologies, Protocols For Data Center Automation–With Caveats appeared first on NetworkingNexus.net.
Video four in this series provides a hands-n view of deploying NGINX Ingress running on AKS. Michael Levan brings his background in system administration, software development, and DevOps to this video series. He has Kubernetes experience as both a developer and infrastructure engineer. He’s also a consultant and Pluralsight author, and host of the “Kubernetes […]
The post Service Mesh And Ingress In Kubernetes: Lesson 4 – Ingress With Nginx Ingress – Video appeared first on NetworkingNexus.net.
Sometimes a painfully troublesome networking problem can have a complicated and brain-twisting root cause, one which you dread having to explain to peers and managers. However, sometimes the root cause is dead simple and makes you feel silly for how long it took you to find it. Today, I had one of the latter and […]
The post Linux Bonding, LLDP, and MAC Flapping appeared first on NetworkingNexus.net.
A fresh-faced network engineer learns the hard way about the need to prepare for swapping out a switch during an overnight maintenance window. The post Maintenance Window Gone Wrong appeared first on Packet Pushers.
The post Maintenance Window Gone Wrong appeared first on NetworkingNexus.net.
Broadcom has announced a new ASIC in the Trident family that can monitor flows in real time to identify anomalies that may indicate DDoS attacks, port scans, data exfiltration, and other threats, but has yet to announce security partners to take advantage of this capability. The post New Trident 4C ASIC Includes Real-Time Threat Analysis […]
The post New Trident 4C ASIC Includes Real-Time Threat Analysis Option appeared first on NetworkingNexus.net.
This video provides a deeper dive into service mesh fundamentals, why a service mesh is important, how it works, and the pros and cons of service mesh in Kubernetes. The post Service Mesh And Ingress In Kubernetes: Lesson 3 – Service Mesh Fundamentals – Video appeared first on Packet Pushers.
The post Service Mesh And Ingress In Kubernetes: Lesson 3 – Service Mesh Fundamentals – Video appeared first on NetworkingNexus.net.
This video demonstrates installing an ingress controller, looks at different controller options, and provides some background on why you might want to use an ingress controller in a Kubernetes cluster. Michael Levan brings his background in system administration, software development, and DevOps to this video series. He has Kubernetes experience as both a developer and […]
The post Service Mesh And Ingress In Kubernetes: Lesson 2 – Ingress Fundamentals -Video appeared first on NetworkingNexus.net.
This post was originally published in the Packet Pushers’ Human Infrastructure newsletter on September 1, 2022. You can subscribe to the newsletter for free here. Over a year ago, my wife and I moved from the eastern United States to Seoul, South Korea. A great opportunity presented itself for her career, and my US-based employer was […]
The post Lessons Learned Working Abroad appeared first on NetworkingNexus.net.
This is the first video in a new series that explores service mesh and ingress in Kubernetes. This video provides a basic overview of ingress and service mesh, how they work, and the roles they play in a Kubernetes cluster. Michael Levan brings his background in system administration, software development, and DevOps to this video […]
The post Service Mesh & Ingress In Kubernetes: Lesson 1 – Service Mesh and Ingress Architecture – Video appeared first on NetworkingNexus.net.
VMware announced an ambitious project, VMware Aria, at VMware Explore 2022. Aria offers multi-cloud management for enterprises that use services in more than one public cloud. The speed and sprawl of cloud adoption has become a problem for enterprises. Companies are having a hard time containing costs, monitoring performance, and enforcing security and compliance policies. […]
The post VMware Aria: If You Can’t Beat Public Cloud, Maybe You Can Manage It appeared first on NetworkingNexus.net.
For the last four years I’ve worked on Network Functions Virtualization (NFV) projects at a couple of European Cloud Service Providers (CSPs). The implementation of these projects has proven to be messy (messiness is part of human nature, after all), and I wanted to share some of the lessons I’ve learned. The post Human Challenges […]
The post Human Challenges Of Network Virtualization – Lessons Learned From NFV Projects appeared first on NetworkingNexus.net.
Thus far, I’ve concluded that IP addresses and other information network operators handle is personally identifiable (PII) and covered under privacy and security regulations. I’ve also looked at the data lifecycle and user rights related to private data. What are some best practices network operators can follow to reduce their risk? The simplest way to […]
The post Privacy and Networking Part 6: Essential Questions For Privacy Best Practices appeared first on NetworkingNexus.net.
The following post is by PingPlotter. We thank PingPlotter for being a sponsor. An internet connection monitoring tool, PingPlotter constantly tests the connection from the end-user’s perspective, provides visual proof of the problem, and recommends how to solve it. You can find issues — like packet loss, high latency, and bad jitter — fast. “Most […]
The post PingPlotter’s Internet Troubleshooting Helps Ruby Receptionists appeared first on NetworkingNexus.net.
In this final episode of the Ansible For Network Automation course, Josh VanDeraa explores how to gather network information, setting up Meraki VLANs with Ansible, and creating and deleting Meraki SSIDs. You can find the full playlist with all the videos in the course on the Packet Pushers’ YouTube channel. You can subscribe to the […]
The post Ansible For Network Automation Lesson 11: Ansible For Meraki – Video appeared first on NetworkingNexus.net.
Course instructor Josh VanDeraa provides more detail on roles in Ansible, and then shows a practical example by configuring and verifying QoS settings on network devices by taking advantage of roles. You can find the full playlist with all the videos in the course on the Packet Pushers’ YouTube channel. You can subscribe to the […]
The post Ansible For Network Automation Lesson 10: Ansible Configuration And Verification – Video appeared first on NetworkingNexus.net.
The following post is sponsored by Palo Alto Networks. SASE, or Secure Access Service Edge, doesn’t require new skills for network engineers so much as a new mindset. You don’t learn a new routing protocol or encryption tunnel. You do need to embrace diverse connectivity options, hybrid work, and supporting applications that are on premises […]
The post Why SASE Requires A New Way Of Thinking appeared first on NetworkingNexus.net.
Gluware focuses on real-world network automation capabilities in brownfield environments. In this video, part of the Packet Pushers LiveStream with Gluware from June 28, 2022, Greg Ferro talks with Gluware’s Ernest Lefner about the product’s capabilities, as well as new features including Network Robotic Process Automation (RPA) and Gluware Topology. For more information, go to […]
The post Gluware Background And Evolution: Gluware LiveStream June 28, 2022 (7/7) – Video appeared first on NetworkingNexus.net.
In this episode, instructor Josh VanDeraa reviews the use of REST APIs in Ansible, and explores the open-source tool Netbox as a source of truth. The post Ansible For Network Automation Lesson 9: Working With APIs – Video appeared first on Packet Pushers.
The post Ansible For Network Automation Lesson 9: Working With APIs – Video appeared first on NetworkingNexus.net.
The Gluware application suite that includes Device Manager, Config Drift and Audit, OS Manager and Config Modeling provide no-code automation to enable and maintain compliance and enhance security. Now, Network RPA enables defining automated end-to-end processes that ensure policies and procedures are executed manually, scheduled or event-driven providing continuous compliance and improved security posture. Host […]
The post Network RPA Compliance and Security Use Cases: Gluware LiveStream June 28, 2022 (6/7) – Video appeared first on NetworkingNexus.net.
In the previous posts in this series, I concluded that privacy is everyone’s responsibility, that IP addresses (and a lot of other information network engineers handle) are protected information, and while processing packets probably doesn’t trigger any privacy warnings, network logging should and does. In this post, I want to start answering the question—okay, what […]
The post Privacy And Networking Part 5: The Data Lifecycle appeared first on NetworkingNexus.net.
Device Insights, a feature of Cisco's SecureX XDR service, aggregates, normalizes, and visualizes esssential details about all the devices on your network. SecureX can also automate workflows to respond to device-level security problems. The post An Overview Of Cisco’s SecureX Device Insights appeared first on Packet Pushers.
The post An Overview Of Cisco’s SecureX Device Insights appeared first on NetworkingNexus.net.
LiveAction provides network and application monitoring that integrates flow records and packets. This integration gives network management teams a clear, clean view of network topology and applications traffic–even for the most complex, multi-vendor networks. LiveAction can also capture and analyze packets to help engineers troubleshoot problems and investigate incidents. The post LiveAction Unifies Flow, Packets […]
The post LiveAction Unifies Flow, Packets For Deep Network Visibility appeared first on NetworkingNexus.net.
This lesson covers the concept of idempotency and why it’s essential to Ansible. You can find the full playlist with all 8 videos on the Packet Pushers’ YouTube channel. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and […]
The post Ansible For Network Automation Lesson 8: Ansible And Idempotency – Video appeared first on NetworkingNexus.net.
Gluware is introducing a new feature on its network automation platform, Network RPA, or Robotic Process Automation. Network RPA enables no-code process automation, meaning network engineers can easily stitch together automation workflows using a visual interface. Network RPA integrates with Stackstorm out of the box, meaning engineers can create workflows with everything Stackstorm supports, which […]
The post Introducing Network RPA No-Code Process Automation: Gluware LiveStream June 28, 2022 (5/7) – Video appeared first on NetworkingNexus.net.
This post originally appeared on the Packet Pushers’ now-defunct Ignition site on September 17, 2019. I have a lot of respect for people who focus on network automation and the people at Network To Code are top notch at helping and giving to open source. However, I do mostly disagree with this take on […]
The post Is Automation A Full-Time Career? appeared first on NetworkingNexus.net.
In the last post on this topic, I concluded that IP addresses are protected information—operators should handle users’ IP addresses according to privacy best practices. But I also concluded that because IP addresses used for forwarding— Are collected (or carried through the network) only for forwarding The user cannot reasonably expect the network to forward […]
The post Privacy And Networking Part 4: Logging appeared first on NetworkingNexus.net.
This video offers a brief introduction to essential Kubernetes networking constructs: ingress and service mesh, including product examples. Ingress is a proxy that manages access to services within a Kubernetes cluster. A service mesh connects applications or services within the cluster. Host Michael Levan brings his background in system administration, software development, and DevOps to […]
The post Kubernetes For Network Engineers – Lesson 5: Ingress And Service Mesh – Video appeared first on NetworkingNexus.net.
In this lesson, instructor Josh Vanderaa explores how to work with templates to build configuration stanzas. You’ll also see various methods for working with Jinja2 templates, including: Template from a file to a file Template from a file to an IOS device You can subscribe to the Packet Pushers’ YouTube channel for more videos as […]
The post Ansible For Network Automation Lesson 7: Templating With Ansible – Video appeared first on NetworkingNexus.net.
This post originally appeared on the Packet Pushers’ Ignition site on October 1, 2019. When a host doesn’t know the IP address for a hostname, what does it do? It asks its configured DNS server to resolve the hostname. (Usually. There are apps, notably browsers, that might do their own thing. But let’s go […]
The post Improving DNS Privacy With QNAME Minimization (RFC7816) appeared first on NetworkingNexus.net.
Positioning Consultant Emily Omier advises the Day Two Cloud podcast audience on how to raise awareness of your open source software project. Just don’t say “marketing”! 😊😬 For the rest of Emily’s insights, listen to episode 118 of Day Two Cloud. https://packetpushers.net/series/day2cloud/ More Emily? https://www.linkedin.com/in/cloud-native-positioning/ You can subscribe to the Packet Pushers’ YouTube channel for […]
The post How Do I Raise Awareness Of My Open Source Software Project? feat. Emily Omier – Video appeared first on NetworkingNexus.net.
Gluware introduces a new Topology feature in its network automation platform. Gluware Topology maps the network using the Gluware model and engine to visualize the network. Benefits of the new capability include improved operations by showing what network devices are where, faster troubleshooting, and streamlining security and audit processes. Packet Pushers host Ethan Banks joins […]
The post Introducing Gluware Topology: Packet Pushers Gluware LiveStream, June 28, 2022 (4/7) – Video appeared first on NetworkingNexus.net.
Network engineers need to make a business case to get an automation project off the ground, and it needs to describe the benefits and value in language that non-techincal executives can understand. This video offers tips and a simple blueprint to help engineers make the case to CIOs. Host Drew Conry-Murray from the Packet Pushers […]
The post Getting Your CIO to Say Yes to Automation: Gluware LiveStream June 28, 2022 (3/7) – Video appeared first on NetworkingNexus.net.
This post originally appeared on the Packet Pushers’ now-defunct Ignition site on October 28, 2019. I was recently asked a question about the best business outcome of automation. My immediate thought was improved speed of operations by mechanizing operational tasks, like automated software upgrades, creating VLANs, updating ACLs or routing, and so forth. This […]
The post The Best Outcome Of Automation? Visibility appeared first on NetworkingNexus.net.
Advizex, a reseller and Gluware customer, discusses how it uses Gluware for security audits and remediation with its clients. This includes network and device discovery, addressing configuration drift, and managing multiple vendors using the Gluware platform. Packet Pushers host Greg Ferro is joined by Michael Burns, Network Architect at Advizex to discuss real-world use cases. […]
The post Advizex: Automating Security Audits & Remediation with Gluware: LiveStream June 28, 2022 (2/7) – Video appeared first on NetworkingNexus.net.
In this lesson on using Ansible for network automation, Josh VanDeraa looks at how to get started with Ansible Vault, re-using tasks in multiple playbooks with include_tasks, and leveraging loops in your playbooks. Josh has created a GitHub repo to store additional material, including links and documentation: https://github.com/jvanderaa/AnsibleForNetworkAutomation You can subscribe to the Packet Pushers’ […]
The post Ansible For Network Automation Lesson 6: Ansible Vault And Loops – Video appeared first on NetworkingNexus.net.
This post originally appeared on the Packet Pushers’ Ignition site on February 18, 2020. The more pedantic in the tech community argue about the merits of public-private key authentication vs. simple password authentication when logging into an SSH host. I have no strong opinion regarding your security posture when using one vs. the other. […]
The post Setting Up Public-Private Keys For SSH Authentication appeared first on NetworkingNexus.net.
In this lesson on Ansible and network automation, Josh VanDeraa reviews a common folder structure for use in Ansible and discusses where to define variables in Ansible including: -all.yml -group_vars folder -host_vars folder -importing variables from another file -accessing variables from other devices Josh has created a GitHub repo to store additional material, including links […]
The post Ansible For Network Automation Part 5: Ansible Variables And Folder Structures – Video appeared first on NetworkingNexus.net.
In this video, host Michael Levan shows the basics of using Weave to enable simple networking within Kubernetes. He also shares how to find instructions to use Cisco ACI and Flannel. Michael Levan brings his background in system administration, software development, and DevOps to this video series. He has Kubernetes experience as both a developer […]
The post Kubernetes For Network Engineers – Lesson 4: Kubernetes Networking Under The Hood – Video appeared first on NetworkingNexus.net.
Regulated industries such as financials often feel the pain of a current audit or upcoming audit. Implementing network automation with a product like Gluware can enable continuous compliance. Julie Wehling, Solutions Architect, Gluware; and Greg Ferro, Co-Founder, Packet Pushers discuss a real-world customer use case in which a global financial services company used Gluware to […]
The post Enabling Continuous Compliance for a Global Financial Gluware Customer: Livestream 28 June 2022 1/7 – Video appeared first on NetworkingNexus.net.
In this lesson on using Ansible to automate network tasks, instructor Josh Vanderra covers the following topics: -Ansible origins -Inventory files -The Ansible playbook structure: Tasks Plays Playbooks Roles -Using the debug module Josh has created a GitHub repo to store additional material, including links and documentation: https://github.com/jvanderaa/AnsibleForNetworkAutomation You can subscribe to the Packet Pushers’ […]
The post Ansible For Network Automation Lesson 2: Getting To Know Ansible – Video appeared first on NetworkingNexus.net.
Welcome to Ansible For Networking! There are ten video lessons in this course. This course provides a detailed overview of how Ansible works, how to create playbooks and modules, the importance of idempotency, and a walk-through using Ansible to automate tasks in a Meraki WLAN. It’s intended for network administrators and engineers who want to […]
The post Ansible For Network Automation Lesson 1: Why Ansible? – Video appeared first on NetworkingNexus.net.
This video series introduces essential Kubernetes concepts for network engineers who want to learn more about containers and Kubernetes and how to support the networking requirements of Kubernetes-based applications. The series will cover the Kubernetes architecture; services, node ports, and load balancers; ingress and service mesh; and other topics that network engineers should be familiar […]
The post Kubernetes For Network Engineers: Lesson 1 – A Brief Overview Of The Kubernetes Architecture – Video appeared first on NetworkingNexus.net.
In lesson 3, instructor Michael Levan explores the basics of connecting Kubernetes pods via kube-proxy. Michael Levan brings his background in system administration, software development, and DevOps to this video series. He has Kubernetes experience as both a developer and infrastructure engineer. He’s also a consultant and Pluralsight author, and host of the “Kubernetes Unpacked” […]
The post Kubernetes For Network Engineers: Lesson 3 – Pod-To-Pod Networking – Video appeared first on NetworkingNexus.net.
This post originally appeared on the Packet Pushers’ Ignition site on March 24, 2020. In both OSPFv2 (IPv4) and OSPFv3 (IPv6), the router ID (RID) is a 32-bit number assigned to the router. The RID must be unique within the OSPF network, as a RID provides a point of origin for link state advertisements (LSAs). […]
The post Understanding OSPF Router ID (RID) Assignment appeared first on NetworkingNexus.net.
In lesson 3 of this course about Ansible for network automation, Josh VanDeraa covers the lab environment used in this course, reviews the Ansible Network Modules documentation page, and look at the parameters of an Ansible module to know what’s required and what the response will be. Josh has created a GitHub repo to store […]
The post Ansible For Network Automation Lesson 3: Ansible Modules Overview – Video appeared first on NetworkingNexus.net.
In this installment of the series on Ansible and network automation, Josh VanDeraa looks at how to update an Ansible config file, gather data from various devices using command modules including IOS, and use ios_facts to get IOS-specific information from IOS devices. Josh has created a GitHub repo to store additional material, including links and […]
The post Ansible For Network Automation Lesson 4: Gathering Device Information – Video appeared first on NetworkingNexus.net.
This post originally appeared on the Packet Pushers’ Ignition site on January 9, 2020. This slide from the Cisco Live BRKOPT-2006 presentation on “Preparing for 400 GbE” jumped out at me. I recommend you download the whole presentation and keep it for future reference. It’s an excellent resource with lots of useful information. Optics […]
The post Optics Are More Important Than Your Switches At 400G appeared first on NetworkingNexus.net.
This post is overdue. Perhaps by a few years. Finally, earlier this week, I saw a few posts on Reddit that made me thumb through stacks of papers to find my initial draft. What comes here, at its finest, is merely personal experience. I would call the lesson “established rules” if I had enough scientific […]
The post Six Coaching Principles That Took Me Years to Learn appeared first on NetworkingNexus.net.
Would you like to stand out from your peers? Would you like to impress the people you work for, or perhaps the people you’d like to work for? Put in the work. Putting in the work to achieve a goal is a form of self-sacrifice. To get the thing you want, you need to give […]
The post Put In The Work appeared first on NetworkingNexus.net.
We're hosting the "Real World Enterprise Automation" live stream with sponsor Gluware on June 28, 2022. Gluware is a network automation vendor that's especially good at taking your existing, multi-vendor network and adding automation to it. We'd like it if you'd register to attend this hour-or-so event in real-time via https://packetpushers.net/live. Thanks! The post Join […]
The post Join The Packet Pushers For A Live Stream With Gluware June 28, 2022 appeared first on NetworkingNexus.net.
This post originally appeared in the Packet Pushers’ Ignition site on March 10, 2020. When getting data back from API queries in Python, the data is often delivered in JSON format. Python libraries such as requests will convert that JSON data structure into a Python-native data structure you can work with. That Python data structure […]
The post How To Reference Nested Python Lists & Dictionaries appeared first on NetworkingNexus.net.
This post originally appeared on the Packet Pushers Ignition site on December 10, 2019. DNS is sometimes used to optimize traffic between client and server. That is, a client needs to connect to a server. Resolving the IP address of the server’s hostname is the first thing the client must do before making the […]
The post Embedding Client IP In DNS Requests: EDNS Client Subnet (ECS) appeared first on NetworkingNexus.net.
This post originally appeared on the Packet Pushers’ Ignition site on June 10, 2020. Introduction In many automation scripts, you’ll be retrieving information via some sort of interface and then doing something with the data. The interface is often an API–application programmatic interface. For folks new to APIs, they might seem daunting, but they need […]
The post Your First REST API Call In Python appeared first on NetworkingNexus.net.
ED, HIS TLS COURSE, AND THE FREE OPENSSL CHEATSHEET Twitter @ed_pracnet https://practicalnetworking.net Practical TLS course: https://pracnet.net/tls OpenSSL Cheatsheet: https://pracnet.net/openssl FILES FOR THE CERT/KEY MATCHING EXERCISE: ZIP VERSION: packetpushers-pracnet-openssl.zip https://ln5.sync.com/dl/1f1f63d90/kqztwkp9-hkcz3yvq-tuzx79ke-aewxgaip TAR.GZ VERSION: packetpushers-pracnet-openssl.tar.gz https://ln5.sync.com/dl/0791b8d50/q973jpyb-qrmz3cpd-xeiar9zn-qu99gi5w FOR MORE INFO Hashing, Hashing Algorithms, and Collisions – Cryptography Symmetric Encryption vs Asymmetric Encryption Public & Private Keys – Signatures & […]
The post Using OpenSSL With Ed Harmoush 6/6 Troubleshooting: Client Side Certificate Issues – Video appeared first on NetworkingNexus.net.
This post originally appeared in the Human Infrastructure newsletter, a free weekly publication from the Packet Pushers. See back issues and sign up at packetpushers.net/newsletter. As months of work-from-home policies became years, I noticed a pattern in some coworkers and friends (and myself): The longer folks worked from their domestic silos, the more mistrust and […]
The post Lost Connections In The Connected Workplace appeared first on NetworkingNexus.net.
ED, HIS TLS COURSE, AND THE FREE OPENSSL CHEATSHEET Twitter @ed_pracnet https://practicalnetworking.net Practical TLS course: https://pracnet.net/tls OpenSSL Cheatsheet: https://pracnet.net/openssl FILES FOR THE CERT/KEY MATCHING EXERCISE: ZIP VERSION: packetpushers-pracnet-openssl.zip https://ln5.sync.com/dl/1f1f63d90/kqztwkp9-hkcz3yvq-tuzx79ke-aewxgaip TAR.GZ VERSION: packetpushers-pracnet-openssl.tar.gz https://ln5.sync.com/dl/0791b8d50/q973jpyb-qrmz3cpd-xeiar9zn-qu99gi5w FOR MORE INFO Hashing, Hashing Algorithms, and Collisions – Cryptography Symmetric Encryption vs Asymmetric Encryption Public & Private Keys – Signatures & […]
The post Using OpenSSL With Ed Harmoush 5/6 Inspecting Certificates: Invalid Certificates – Video appeared first on NetworkingNexus.net.
Cisco Live 2022 in Las Vegas kicked off with executive keynotes, including an address from CEO Chuck Robbins. My takeaways from the keynotes from Tuesday, June 14th are: Cisco knows it has to work harder to keep customers Cisco has big cloud ambitions Meraki is one key to Cisco’s cloud & simplicity goals Cisco Has […]
The post Cisco Live 2022: A Kinder, Gentler, Cloudier Monster? appeared first on NetworkingNexus.net.
ED, HIS TLS COURSE, AND THE FREE OPENSSL CHEATSHEET Twitter @ed_pracnet https://practicalnetworking.net Practical TLS course: https://pracnet.net/tls OpenSSL Cheatsheet: https://pracnet.net/openssl FILES FOR THE CERT/KEY MATCHING EXERCISE: ZIP VERSION: packetpushers-pracnet-openssl.zip https://ln5.sync.com/dl/1f1f63d90/kqztwkp9-hkcz3yvq-tuzx79ke-aewxgaip TAR.GZ VERSION: packetpushers-pracnet-openssl.tar.gz https://ln5.sync.com/dl/0791b8d50/q973jpyb-qrmz3cpd-xeiar9zn-qu99gi5w FOR MORE INFO Hashing, Hashing Algorithms, and Collisions – Cryptography Symmetric Encryption vs Asymmetric Encryption Public & Private Keys – Signatures & […]
The post Using OpenSSL With Ed Harmoush 4/6 Inspecting Certificates: Valid Certificates – Video appeared first on NetworkingNexus.net.
ED, HIS TLS COURSE, AND THE FREE OPENSSL CHEATSHEET Twitter @ed_pracnet https://practicalnetworking.net Practical TLS course: https://pracnet.net/tls OpenSSL Cheatsheet: https://pracnet.net/openssl FILES FOR THE CERT/KEY MATCHING EXERCISE: ZIP VERSION: packetpushers-pracnet-openssl.zip https://ln5.sync.com/dl/1f1f63d90/kqztwkp9-hkcz3yvq-tuzx79ke-aewxgaip TAR.GZ VERSION: packetpushers-pracnet-openssl.tar.gz https://ln5.sync.com/dl/0791b8d50/q973jpyb-qrmz3cpd-xeiar9zn-qu99gi5w FOR MORE INFO Hashing, Hashing Algorithms, and Collisions – Cryptography Symmetric Encryption vs Asymmetric Encryption Public & Private Keys – Signatures & […]
The post Using OpenSSL with Ed Harmoush 3/6 Troubleshooting: Matching Keys To Certificates – Video appeared first on NetworkingNexus.net.
ED, HIS TLS COURSE, AND THE FREE OPENSSL CHEATSHEET Twitter @ed_pracnet https://practicalnetworking.net Practical TLS course: https://pracnet.net/tls OpenSSL Cheatsheet: https://pracnet.net/openssl FILES FOR THE CERT/KEY MATCHING EXERCISE: ZIP VERSION: packetpushers-pracnet-openssl.zip https://ln5.sync.com/dl/1f1f63d90/kqztwkp9-hkcz3yvq-tuzx79ke-aewxgaip TAR.GZ VERSION: packetpushers-pracnet-openssl.tar.gz https://ln5.sync.com/dl/0791b8d50/q973jpyb-qrmz3cpd-xeiar9zn-qu99gi5w FOR MORE INFO Hashing, Hashing Algorithms, and Collisions – Cryptography Symmetric Encryption vs Asymmetric Encryption Public & Private Keys – Signatures & […]
The post Using OpenSSL with Ed Harmoush 2/6 Generating Certificates – Video appeared first on NetworkingNexus.net.
Ethan Banks and Ed Harmoush kick off a six-part video series on using OpenSSL. The first video covers the generation of public and private keys in OpenSSL. The post Using OpenSSL with Ed Harmoush 1/6 Generating Public & Private Keys – Video appeared first on Packet Pushers.
The post Using OpenSSL with Ed Harmoush 1/6 Generating Public & Private Keys – Video appeared first on NetworkingNexus.net.
In the final installment of this series, Russ White covers BGP next hops, including: -Next hop in iBGP vs. eBGP -Multi-access links -Route reflectors -Route servers You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and Greg, plus selected […]
The post Learning BGP Module 2 Lesson 6: Next Hops – Video appeared first on NetworkingNexus.net.
Extreme Networks is rolling out several new products during its Extreme Connect live event, including an SD-WAN product, a new digital twin capability for its switches and APs, and a new switch. First is the availability of an Extreme-branded SD-WAN product, Extreme Cloud SD-WAN. The product comes from Extreme’s $73 million purchase of Ipanema Technologies […]
The post Extreme Networks Announces New Products Including SD-WAN And Digital Twins Of Switches, APs appeared first on NetworkingNexus.net.
This article uses the example of duplicate Router IDs to explore the distribution of Link State Advertisements (LSAs) in the OSPF routing protocol. It covers multiple types of LSAs, Area Border Routers, and more. The post OSPF Router IDs: Do They Actually Have To Be Unique? appeared first on Packet Pushers.
The post OSPF Router IDs: Do They Actually Have To Be Unique? appeared first on NetworkingNexus.net.
The following post is by Sehjung Hah at VMware. We thank VMware for being a sponsor. Catch up and listen to VMware’s latest podcast with Packet Pushers introducing vRealize Network Insight Universal with Ethan Banks and Ned Bellavance on Day 2 Cloud 145: Tech Bytes: Flexible Cloud Migration Using VMware vRealize Network Insight Universal. More details are available in […]
The post Easier Network Visibility Using SaaS appeared first on NetworkingNexus.net.
Russ White’s BGP course moves on to the concept of BGP communities, including the three basic types of communities, as well as no_export and no_advertise communities. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and Greg, plus selected […]
The post Learning BGP Module 2 Lesson 5: BGP Communities – Video appeared first on NetworkingNexus.net.
This installment of Russ White’s BGP course discusses how the BGP protocol calculates the best path for a route. Topics include: -Routes to discard -Weighting -Shortest AS path -Origin type -Multi-Exit Discriminator (MED) -Oldest eBGP Path -Tiebreakers You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a […]
The post Learning BGP Module 2 Lesson 4: Best Path – Video appeared first on NetworkingNexus.net.
Russ White’s BGP course continues with a lesson on messages and updates. Topics include: -BGP Open -BGP Reach -BGP MP-Reach -Address families -BGP Update -Update processing -TCP interaction You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and Greg, […]
The post Learning BGP Module 2 Lesson 3: Messages And Updates – Video appeared first on NetworkingNexus.net.
Today’s digital and cloud-first businesses everywhere are struggling to get a handle on the risks associated with hybrid work and direct-to-app connectivity. For many businesses, Zero Trust Network Access (ZTNA) offers an opportunity to modernize and consolidate architectures while also providing a logical entrance into a broader Zero Trust journey. The post It’s Time For […]
The post It’s Time For Zero Trust Network Access With Zero Exceptions appeared first on NetworkingNexus.net.
If you have ever used Proxmox, you know it’s a capable and robust open-source hypervisor. When coupled with Ceph, the two can provide a powerful HyperConverged (HCI) platform; rivaling mainstream closed-source solutions like those from Dell, Nutanix, VMWare, etc., and all based on free (paid support available) and open-source software. The distributed nature of HCI […]
The post Proxmox/Ceph – Full Mesh HCI Cluster w/ Dynamic Routing appeared first on NetworkingNexus.net.
Russ White continues the discussion about BGP peering in part two of this lesson. Topics covered include: -Challenges with link-local next hop with IPv6 -How different BGP implementations handle these challenges -Promiscuous peering -Mitigating the attack surface of promiscuous peers -BGP Capabilities -Filtering before advertising/RFC 8212 You can subscribe to the Packet Pushers’ YouTube channel […]
The post Learning BGP Module 2 Lesson 2: Peering, Part 2 – Video appeared first on NetworkingNexus.net.
The first video in this second module of Russ White’s BGP course covers peering, including why BGP uses TCP for transport, passive and active peer, multi-hop peering, collisions, and more. Russ White is a network architect, author, and instructor. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. […]
The post Learning BGP Module 2 Lesson 1: Peering Part 1 – Video appeared first on NetworkingNexus.net.
This lesson in Russ White’s BGP course delves into synchronization within an Autonomous System (AS) and confederation within an AS. It also discusses route reflectors, including how they prevent loops, route reflector clients, route reflector multi-path, and multi-path pros and cons. Russ White is a network architect, author, and instructor. You can subscribe to the […]
The post Learning BGP Module 1 Lesson 4: Intra-AS Models And Route Reflectors – Video appeared first on NetworkingNexus.net.
Juniper Networks’ network virtualization software Contrail can now integrate with Kubernetes. Originally designed for OpenStack, Juniper calls this new version of Contrail “CN2.” Contrail is a Software Defined Networking (SDN) platform for spinning up, configuring, and managing virtual networks on compute nodes rather than traditional network hardware. Contrail enables virtualized routing, switching, load balancing, and […]
The post Juniper Extends Contrail To Kubernetes For Cloud-Native Virtual Networking appeared first on NetworkingNexus.net.
This lesson in Russ White’s BGP course gets into withdrawing a route, MRAI time, implicit withdraws, BGP Hunt, graceful restart, and other topics. Russ White is a network architect, author, and instructor. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content […]
The post Learning BGP Module 1 Lesson 3: How BGP Really Converges – Video appeared first on NetworkingNexus.net.
The final episode in this course reviews everything we covered. Thanks for watching! Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of Network Automation Nerds and has written the books Mastering Python […]
The post Practical Python For Networking: 8.0 – Conclusion – Video appeared first on NetworkingNexus.net.
This lesson wraps up the section on distributing packages with a full example. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of Network Automation Nerds and has written the books Mastering Python […]
The post Practical Python For Networking: 7.3 – Distribution Example – Video appeared first on NetworkingNexus.net.
This lessons walks through preparing a package for distribution. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of Network Automation Nerds and has written the books Mastering Python Networking and Distributed Denial […]
The post Practical Python For Networking: 7.2 Distribution Preparation – Video appeared first on NetworkingNexus.net.
Russ White’s BGP series continues with a discussion of building loop-free paths with the Border Gateway Protocol (BGP). Topics include AS (Autonomous System) paths, loop prevention, why loop checks are inbound, and more on IBGP and EBGP. Russ White is a network architect, author, and instructor. You can subscribe to the Packet Pushers’ YouTube channel […]
The post Learning BGP Module 1 Lesson 2: How BGP Builds Loop-Free Paths – Video appeared first on NetworkingNexus.net.
Russ White kicks off a ten-video series on the Border Gateway Protocol (BGP). The series is divided into two modules, with short lessons within each module. This first video covers a brief history of BGP and then gets into the purpose of BPG, reachability vs. a route, Autonomous System (AS) rules, problems that BGP solves, […]
The post Learning BGP Module 1 Lesson 1: Why BGP? – Video appeared first on NetworkingNexus.net.
This lesson provides an introduction to distributing Python packages. Creating packages was covered in lessons 6.1, 6.2, and 6.3. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Additional resources: https://packaging.python.org/tutorials/packaging-projects/ https://dzone.com/articles/executable-package-pip-install Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of […]
The post Practical Python For Networking: 7.1 Distributing Python Packages – Introduction – Video appeared first on NetworkingNexus.net.
Does an IP address need to be treated like other Personally Indentifiable Information (PII)? The post Privacy And Networking Part 3: Is An IP Address Protected Information For Privacy? appeared first on Packet Pushers.
The post Privacy And Networking Part 3: Is An IP Address Protected Information For Privacy? appeared first on NetworkingNexus.net.
Now that you’ve learned how to put together a package, this lesson shows you how to call that package in a script. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of Network […]
The post Practical Python For Networking: 6.4 – Run Package Example – Video appeared first on NetworkingNexus.net.
This lesson walks through the creation of a simple package. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of Network Automation Nerds and has written the books Mastering Python Networking and Distributed […]
The post Practical Python For Networking: 6.3 – Making A Simple Package Example – Video appeared first on NetworkingNexus.net.
Palo Alto Networks announces new innovations for Prisma SASE for protecting the hybrid workforce, including the general availability of Prisma SD-WAN bandwidth licensing on-demand and Okyo Garde Enterprise Edition. The post Protecting The Hybrid Workforce With Palo Alto Networks Secure, Flexible SASE Solution appeared first on Packet Pushers.
The post Protecting The Hybrid Workforce With Palo Alto Networks Secure, Flexible SASE Solution appeared first on NetworkingNexus.net.
This lesson walks through basic examples of packages. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of Network Automation Nerds and has written the books Mastering Python Networking and Distributed Denial Of […]
The post Practical Python For Networking: 6.2 – Package Examples – Video appeared first on NetworkingNexus.net.
This lesson introduces packages, which let you bundle together different Python modules to re-use and share. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Additional Resources: Packages Tutorial: https://docs.python.org/3/tutorial/modules.html#packages Python Modules And Packages: An Introduction: https://realpython.com/python-modules-packages/ Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft […]
The post Practical Python For Networking: 6.1 Python Packages – Introduction To Packages – Video appeared first on NetworkingNexus.net.
This lesson walks through the second example of code refactoring. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of Network Automation Nerds and has written the books Mastering Python Networking and Distributed […]
The post Practical Python For Networking: 5.3 Code Refactoring – Second Example – Video appeared first on NetworkingNexus.net.
This lesson introduces code refactoring. There are 3 lessons in this section. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of Network Automation Nerds and has written the books Mastering Python Networking […]
The post Practical Python For Networking: 5.1 Code Refactoring – Introduction To Code Refactoring – Video appeared first on NetworkingNexus.net.
WPA3, the latest Wi-Fi security suite, is finally making its way into products around the world. Here’s what you need to know for using it at home and in enterprise networks. What Is WPA? Wi-Fi Protected Access (WPA) is the suite of standards that define security for both WPA-Personal (passphrase) and WPA-Enterprise (802.1X) based wireless […]
The post Meet The New WPA3 Wi-Fi Security Suite appeared first on NetworkingNexus.net.
This lesson continues the SMS alerting example from lesson 4.3. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of Network Automation Nerds and has written the books Mastering Python Networking and Distributed […]
The post Practical Python For Networking: 4.4 – SMS Alerting Full Example – Video appeared first on NetworkingNexus.net.
This lesson walks through the first example script for setting up SMS alerting. Course files are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s the founder of Network Automation Nerds and has written the books Mastering Python […]
The post Practical Python For Networking: 4.3 – SMS Alerting – First Example – Video appeared first on NetworkingNexus.net.
Given the arguments from the first article in this series, if privacy should be and is essential—what does the average network engineer do with this information? How does privacy impact network design and operations? To answer this question, we need to look at two other questions. First, what is private information, precisely? The network carries […]
The post Privacy And Networking Part 2: Legal And Ethical Privacy appeared first on NetworkingNexus.net.
This lesson describes how to install the Python SDK for Twilio so you can build SMS alerts. You can find the packages for this lesson in the GitHub repository that accompanies this course: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts/tree/master/4_Packages Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. He’s […]
The post Practical Python For Networking: 4.2 – SMS Alerting – Python SDK And Environmental Variables – Video appeared first on NetworkingNexus.net.
This article originally appeared on Packet Pushers Ignition on January 12, 2021. In broad terms, the SolarWinds attack is a standard (though well-executed) supply-chain compromise that breaches a trusted source of software, hardware, or services to gain entry into an organization’s internal infrastructure. Once inside, it spreads to other systems, installs additional tools, compromises user […]
The post Mitigate Supply-Chain Attacks With Microsegmentation And ZTNA appeared first on NetworkingNexus.net.
This lesson walks through how to use a Python script to send alerts via text messages using Twilio. Course files and code samples for this and the other lessons are in a GitHub repository: https://github.com/ericchou1/pp_practical_lessons_1_route_alerts Eric Chou is a network engineer with 20 years of experience, including managing networks at Amazon AWS and Microsoft Azure. […]
The post Practical Python For Networking: 4.1 – SMS Alerting – Introduction To Twilio – Video appeared first on Packet Pushers.
The post Practical Python For Networking: 4.1 – SMS Alerting – Introduction To Twilio – Video appeared first on NetworkingNexus.net.
Melchior Aelmans of Juniper Networks explains what TCP/AO (RFC5925) is to Packet Pushers podcast host Ethan Banks. Then we get a Junos-based demo of TCP/AO in action authenticating a BGP session as an alternative to MD5. https://packetpushers.net https://datatracker.ietf.org/doc/html/rfc5925 Tweets by MelchiorAelmans About You can subscribe to the Packet Pushers’ YouTube channel for more videos as […]
The post BGP Authentication? User TCP/AO Instead of MD5! With Melchior Aelmans – Video appeared first on Packet Pushers.
The post BGP Authentication? User TCP/AO Instead of MD5! With Melchior Aelmans – Video appeared first on NetworkingNexus.net.
In the final video of this series on data center fabrics, Russ White walks through a set of considerations you might want to ponder as you design your data center fabric. These considerations include whether to single-home or dual-home a server in a fabric (it depends!), why Russ isn’t a fan of MLAGs in a […]
The post Understanding Data Center Fabrics 09: Other Considerations – Video appeared first on Packet Pushers.
The post Understanding Data Center Fabrics 09: Other Considerations – Video appeared first on NetworkingNexus.net.
In this video, Russ White examines two advanced options for your underlay control plane: distoptflood and RIFT. He explores the basics of distopflood and RIFT, optimizations in distoptflood, centralized flooding, how RIFT works, and more. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a […]
The post Understanding Data Center Fabrics 08: Advanced Underlay Control Planes – Video appeared first on Packet Pushers.
The post Understanding Data Center Fabrics 08: Advanced Underlay Control Planes – Video appeared first on NetworkingNexus.net.
Episode seven continues a discussion of fabric underlays by looking at the use of link-state protocols instead of BGP. Network architect and author Russ White covers: -Which link state protocol (IS-IS or OSPF) to choose -Russ’s reasons for preferring IS-IS -IS-IS efficiencies for packet formats and autoconfiguration -Resource recommendations for learning IS-IS -Scale and flooding […]
The post Understanding Data Center Fabrics 07: Link State Protocol In The Underlay – Video appeared first on Packet Pushers.
The post Understanding Data Center Fabrics 07: Link State Protocol In The Underlay – Video appeared first on NetworkingNexus.net.
The sixth video in this series examines the underlay component of a data center fabric, touches on a theoretical discussion of network layers, and reviews the use of BGP as your underlay protocol. Russ White covers: -The notion of abstractions in a network and how they limit failure domains -Tradeoffs among surface, state, and optimization […]
The post Understanding Data Center Fabrics 06: BGP Underlay – Video appeared first on Packet Pushers.
The post Understanding Data Center Fabrics 06: BGP Underlay – Video appeared first on NetworkingNexus.net.
Introduction I published a blog introducing relational databases for network engineers (linked below and here) on Packet Pushers. I would highly encourage readers unfamiliar with SQL and databases in general to take a look at that post before moving on. In this post we will focus on SQLModel and interacting with databases using the python […]
The post SQLModel For Network Engineers appeared first on Packet Pushers.
The post SQLModel For Network Engineers appeared first on NetworkingNexus.net.
Episode of this series focuses on the butterfly fabric. While similar to a Clos fabric, the butterfly design is built around pods of switches. In this video, Russ White explains the differences in the butterfly design, physical limitations for ToR switches, how to scale the fabric to thousands of available ports without using chassis switches, […]
The post Understanding Data Center Fabrics 05: Butterfly Scaling – Video appeared first on Packet Pushers.
The post Understanding Data Center Fabrics 05: Butterfly Scaling – Video appeared first on NetworkingNexus.net.
In the fourth installment of this 9-video series, Russ White describes methods for scaling data center fabrics. He reviews how to calculate port density in a leaf-spine design, discusses physical restraints on the scale of a fabric based on the spines, fabric types in chassis switches, and the pros and cons of chassis vs. single […]
The post Understanding Data Center Fabrics 04: Clos Scaling – Video appeared first on Packet Pushers.
The post Understanding Data Center Fabrics 04: Clos Scaling – Video appeared first on NetworkingNexus.net.
In the third installment of this 9-video series, Russ White clarifies exactly what a fabric is, complete with drawings, animations, and live illustrations. From there, you’ll be able to determine what is and is not a fabric. In this lesson, Russ also walks through traffic patterns, tiers, and bandwidth between tiers in data center fabrics. […]
The post Understanding Data Center Fabrics 03: Characteristics Of Data Center Fabrics – Video appeared first on Packet Pushers.
The post Understanding Data Center Fabrics 03: Characteristics Of Data Center Fabrics – Video appeared first on NetworkingNexus.net.
Aruba hopes to entice the channel to resell Aruba gear with a new purchasing model. Aruba is packaging network equipment and software into pre-sized bundles designed around outcomes. You want an outdoor WLAN? Select option 1. You want a wired campus? Choose option 2. Based on customer requirements, the reseller buys and installs pre-defined service […]
The post Aruba Seeks To Entice Resellers With Modular ‘Network-In-A-Box’ Approach appeared first on Packet Pushers.
The post Aruba Seeks To Entice Resellers With Modular ‘Network-In-A-Box’ Approach appeared first on NetworkingNexus.net.
This blog provides an in-depth overview of Palo Alto Networks recently introduced Prisma SASE for MSPs, a scalable multi-tenant cloud management portal solution for managed service providers (MSPs) to fast track enterprise digital transformation with managed SASE services.
The post Fast-Track Enterprise Digital Transformation With Managed Prisma SASE appeared first on Packet Pushers.
The post Fast-Track Enterprise Digital Transformation With Managed Prisma SASE appeared first on NetworkingNexus.net.
In this article I cover some common "show" commands to view information about our devices as well as tools to refine the commands’ outputs to get exactly the information we require.
The post Device Management From The Ground Up: Part 4 – Viewing Operational State appeared first on Packet Pushers.
The post Device Management From The Ground Up: Part 4 – Viewing Operational State appeared first on NetworkingNexus.net.
In the second part of this 9-video series, Russ White describes crossbar fabrics and how they interconnect, using historical telephone networks as an example. He jumps from this to help you understand what’s going on inside of data center fabrics, including Clos architectures. Other details Russ touches on include non-blocking fabrics, how an undertaker impacted […]
The post Understanding Data Center Fabrics 02: Clos Fabric History – Video appeared first on Packet Pushers.
The post Understanding Data Center Fabrics 02: Clos Fabric History – Video appeared first on NetworkingNexus.net.
Michael Levan reviews the differences between firewalling on premises and in the public cloud and how to set basic rules in AWS and Azure. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and Greg, plus selected videos from […]
The post Cloud Engineering For The Network Pro: Part 5 – Cloud Firewalls And Security Groups In Azure And AWS (Video) appeared first on Packet Pushers.
The post Cloud Engineering For The Network Pro: Part 5 – Cloud Firewalls And Security Groups In Azure And AWS (Video) appeared first on NetworkingNexus.net.
Your Cisco devices store and interact with files. In this article I cover the different storage types and how to navigate and manipulate them in the device configuration, including printing directories, making new directories, and more.
The post Device Management From The Ground Up: Part 3 – Storage And Filesystems appeared first on Packet Pushers.
The post Device Management From The Ground Up: Part 3 – Storage And Filesystems appeared first on NetworkingNexus.net.
The growth of network automation and NetDevOps as a whole has created a shift in the networking industry. The tried-and-true CLI is shifting to the API and CSV inventories are moving to YAML/JSON structures for infrastructure as code. The tools and libraries used with our network operating systems are only growing. One technology that I […]
The post Introduction To Relational Databases For Network Engineers appeared first on Packet Pushers.
The post Introduction To Relational Databases For Network Engineers appeared first on NetworkingNexus.net.
The following post originally appeared in Human Infrastructure, a weekly newsletter from the Packet Pushers. You can sign up and see every back issue here. Earlier this year, Google spent a billion dollars on office space in London. As the company orders employees back to its campuses, it’s also restarting amenities “such as cafes, restaurants, […]
The post New Return-To-Office Policies appeared first on Packet Pushers.
The post New Return-To-Office Policies appeared first on NetworkingNexus.net.
Thank you all for checking out my inaugural post on the Packet Pushers platform. I’ve been a long time fan of the content here and its pretty exciting to be one of the contributors. Sif Baksh recently asked John Capobianco and myself a very interesting question. @John_Capobianco and @Julio_PDX do know of a service where […]
The post External Lab Access With Ngrok and Containerlab appeared first on Packet Pushers.
The post External Lab Access With Ngrok and Containerlab appeared first on NetworkingNexus.net.
In this article I cover CLI device modes and privilege levels. I also cover the basics of navigating between modes and getting more comfortable with some CLI commands.
The post Device Management From The Ground Up: Part 2 – Device Modes appeared first on Packet Pushers.
The post Device Management From The Ground Up: Part 2 – Device Modes appeared first on NetworkingNexus.net.
This post originally appeared on the Packet Pushers’ Ignition site on April 5, 2021. In this 8-part series, I explore the basics of managing network devices. This series is geared for the novice, but I hope readers with a bit more experience will find something useful as well. I cover the following topics: Device access […]
The post Device Management From The Ground Up: Part 1 – Accessing Your First Device appeared first on Packet Pushers.
The post Device Management From The Ground Up: Part 1 – Accessing Your First Device appeared first on NetworkingNexus.net.
Part 4 of Michael Levan’s cloud networking series provides step-by-step instructions for setting up virtual subnets and Internet gateways in AWS and Azure. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of content from Ethan and Greg, plus selected videos from our […]
The post Cloud Engineering For The Network Pro: Part 4 – Virtual Subnets And Gateways (Video) appeared first on Packet Pushers.
The post Cloud Engineering For The Network Pro: Part 4 – Virtual Subnets And Gateways (Video) appeared first on NetworkingNexus.net.
The next installment of Michael Levan’s series on networking in public clouds walks through how to set up a VPC (Virtual Private Cloud) in AWS and a VNet (Virtual Network) in Microsoft Azure. You can subscribe to the Packet Pushers’ YouTube channel for more videos as they are published. It’s a diverse a mix of […]
The post Cloud Engineering For The Network Pro: Part 3 – VPCs And Virtual Networks (Video) appeared first on Packet Pushers.
The post Cloud Engineering For The Network Pro: Part 3 – VPCs And Virtual Networks (Video) appeared first on NetworkingNexus.net.
This post originally appeared on the Packet Pushers’ Ignition site on October 19, 2020. The network edge is desirable new territory for software and hardware vendors. The objective is to get compute, networking, storage, and security features as close as possible to data sources and data-hungry applications. VMware and NVIDIA have launched new initiatives to […]
The post VMware And NVIDIA Focus On The Far Edge To Host Network Services On SmartNICs appeared first on Packet Pushers.
The post VMware And NVIDIA Focus On The Far Edge To Host Network Services On SmartNICs appeared first on NetworkingNexus.net.
The following post originally appeared on the Packet Pushers’ Ignition site on November 13, 2020. 5G has long been declared the future of mobile networks by both tech analysts and the popular press, but scratch the surface and IT pros will find that behind all the hype and headlines lies a massive redesign of network […]
The post Mobile Edge Computing (MEC) Puts Compute, Networking Services Closer To Applications appeared first on Packet Pushers.
The post Mobile Edge Computing (MEC) Puts Compute, Networking Services Closer To Applications appeared first on NetworkingNexus.net.
Sometime in July 2021: It was a quiet Friday afternoon when Tim finally got a chance to sit down and evaluate his first week as a team manager. Mostly grim. It was such an eye-opener and bitter more than sweet week. Not that he didn’t know the group of ten people he was asked to […]
The post I Quit: Where the Top Performers’ Cloning Machine Fails? appeared first on Packet Pushers.
The post I Quit: Where the Top Performers’ Cloning Machine Fails? appeared first on NetworkingNexus.net.
This article was originally posted on the Packet Pushers Ignition site on December 17, 2020. 5G and edge computing are mainstays of almost every tech company’s growth strategy, but their combined potential for market disruption is acute among network equipment vendors, carriers, and related component suppliers. Both trends have been brewing for years, but have […]
The post Marvell’s Building Blocks For Carrier Edge, 5G Networking appeared first on Packet Pushers.
The post Marvell’s Building Blocks For Carrier Edge, 5G Networking appeared first on NetworkingNexus.net.
On today’s Heavy Networking episode we talk with sponsor Console Connect, which provides software-defined interconnections for enterprises and service providers. Guests Paul Gampe and Jay Turner dig into the Console Connect catalog, including Internet On-Demand, CloudRouter, and some of the interesting partner integrations that provide unique connectivity options.
The post Heavy Networking 618: Building Virtual Networks With Console Connect (Sponsored) appeared first on Packet Pushers.
The post Heavy Networking 618: Building Virtual Networks With Console Connect (Sponsored) appeared first on NetworkingNexus.net.
Today's Day Two Cloud is a sponsored episode with StrongDM, which helps engineers and IT professionals get access to databases, servers, Kubernetes clusters, switches, Web apps, and more from a desktop or laptop. We dive into StrongDM's proxy model, integrations with directories and ID stores, audit features, and more.
The post Day Two Cloud 134: Simplifying Infrastructure Access With StrongDM (Sponsored) appeared first on Packet Pushers.
The post Day Two Cloud 134: Simplifying Infrastructure Access With StrongDM (Sponsored) appeared first on NetworkingNexus.net.
Gigamon has added new features to its SaaS-based Network Detection and Response (NDR) service, including playbooks that provide context for investigations, and a full year of data retention. In addition, Gigamon hopes to compete with more established NDR vendors by bringing more of a human touch to its service.
The post Gigamon Introduces Playbooks, Plus A Full Year Of Data Retention, To Its NDR Service appeared first on Packet Pushers.
The post Gigamon Introduces Playbooks, Plus A Full Year Of Data Retention, To Its NDR Service appeared first on NetworkingNexus.net.
Today's Full Stack Journey podcast explores an IT career journey with guest Tracy Holmes. Tracy shares lessons she's learned on an IT voyage that includes engineering, data centers, and developer advocacy. Lessons include how to protect your time, why it's useful to say no sometimes, and the importance of learning how to learn.
The post Full Stack Journey 063: Protecting Your Time And Other Career Advice With Tracy Holmes appeared first on Packet Pushers.
The post Full Stack Journey 063: Protecting Your Time And Other Career Advice With Tracy Holmes appeared first on NetworkingNexus.net.
Take a Network Break! This week we cover Cisco’s SD-WAN getting users to cloud services such as Webex and Microsoft 365 faster; as well as new capabilities in Pluribus’s Netvisor network OS including container visibility, a virtual packet broker, and flow tracking. Contamination at chip fabs affects flash memory production, plans are afoot for a […]
The post Network Break 369: Cisco SD-WAN Ramps Up Webex, Microsoft 365 Access; Pluribus Adds Virtual Packet Broker appeared first on Packet Pushers.
The post Network Break 369: Cisco SD-WAN Ramps Up Webex, Microsoft 365 Access; Pluribus Adds Virtual Packet Broker appeared first on NetworkingNexus.net.
Today's Heavy Networking makes the case for why network engineers should consider using the Go language instead for their automation needs. Guest Darren Parkinson makes a strong argument for adding Go to your tool kit.
The post Heavy Networking 617: Go Vs. Python For Network Engineers appeared first on Packet Pushers.
The post Heavy Networking 617: Go Vs. Python For Network Engineers appeared first on NetworkingNexus.net.
IPv6 adoption is growing worldwide. On today's IPv6 Buzz podcast, we discuss which countries are leading the way, what IPv6 adoption looks like among enterprises and service providers, and what it means for network engineers and architects.
The post IPv6 Buzz 094: Measuring IPv6 Growth appeared first on Packet Pushers.
The post IPv6 Buzz 094: Measuring IPv6 Growth appeared first on NetworkingNexus.net.
Today on the Tech Bytes podcast, we continue our conversation with sponsor Singtel on how to make your existing WAN communicate with cloud services more effectively. The traditional MPLS network lacks the flexibility to support modern cloud services, such as breaking out traffic for content inspection or security scanning. Our guest to help us understand how to get your traditional network more cloud-ready is Mark Seabrook, Global Solutions Manager at Singtel.
The post Tech Bytes: Getting Traditional Networks Cloud-Ready With Singtel (Sponsored) appeared first on Packet Pushers.
The post Tech Bytes: Getting Traditional Networks Cloud-Ready With Singtel (Sponsored) appeared first on NetworkingNexus.net.
Today on the Day Two Cloud podcast we offer tips and advice for those on the job market, from finding new opportunities, building a professional network, prepping for interviews, handling curve-ball interview questions, managing nerves, and more.
The post Day Two Cloud 133: Tips For Tech Interview Success appeared first on Packet Pushers.
The post Day Two Cloud 133: Tips For Tech Interview Success appeared first on NetworkingNexus.net.
Merchant silicon applies Moore’s Law to Ethernet switching with astounding results, well documented by tech luminary Andy Bechtolsheim almost four years ago. Since then, switch chips have doubled their throughput to 25.6 Tbps, powering products with up to 64 400GbE interfaces. The problem arises when trying to transmit electrical signals off chip because the power […]
The post Chiplets: The First Step To Integrated Silicon Photonics For Faster Interconnects At Lower Cost appeared first on Packet Pushers.
The post Chiplets: The First Step To Integrated Silicon Photonics For Faster Interconnects At Lower Cost appeared first on NetworkingNexus.net.
On today’s Tech Bytes podcast, sponsored by Palo Alto Networks, we’re going to talk about how a SASE architecture and a next-generation CASB, or Cloud Access Security Broker, can help security teams manage SaaS risks.
The post Tech Bytes: Managing SaaS Risks With Smarter, Cloud-Delivered Security (Sponsored) appeared first on Packet Pushers.
The post Tech Bytes: Managing SaaS Risks With Smarter, Cloud-Delivered Security (Sponsored) appeared first on NetworkingNexus.net.
Take a Network Break! This week we examine the drivers behind Microsoft's proposed $68.7 billion acquisition of gaming company Activision Blizzard, Juniper integrates its SD-WAN portfolio with Mist Cloud, and Wi-Fi 7 emerges on the horizon. Cisco announces a new Catalyst switch for industrial use cases, Telia Carrier rebrands, and JP Morgan Chase discloses tidbits about its IT strategy.
The post Network Break 366: Microsoft Spends $68.7 Billion On Games; Wi-Fi 7 On The Horizon appeared first on Packet Pushers.
The post Network Break 366: Microsoft Spends $68.7 Billion On Games; Wi-Fi 7 On The Horizon appeared first on NetworkingNexus.net.
Today's Heavy Networking gets deep in the guts of what’s going on with all the modern trends in networking: cloud-native, containers, eBPF, Kubernetes, DPUs, and so on. Guests Brent Salisbury and Dave Tucker give their insider’s view of developments in cutting-edge networking tech. You’ll walk away with a better idea of what to pay attention to in the months and years to come.
The post Heavy Networking 614: eBPF, Cloud-Native Networking, And Other Modern Networking Trends appeared first on Packet Pushers.
The post Heavy Networking 614: eBPF, Cloud-Native Networking, And Other Modern Networking Trends appeared first on NetworkingNexus.net.
On today's Day Two Cloud we have a career conversation with Angela Andrews, a Solution Architect at Red Hat. Angela provides an introduction to OpenShift, a cloud-based offering for running and orchestrating Kubernetes containers in public clouds and on premises from Red Hat. We also discuss how to integrate communication skills with technical knowledge, the role of a Solution Architect, how to stay on top of new and changing technologies, and more.
The post Day Two Cloud 130: Getting Started With OpenShift For Kubernetes Orchestration appeared first on Packet Pushers.
The post Day Two Cloud 130: Getting Started With OpenShift For Kubernetes Orchestration appeared first on NetworkingNexus.net.
The Full Stack Journey is back for 2022, and kicking off the year Scott shares recommendations for learning new technologies based on his own career experiences and the technology transitions he's lived through, including virtualization to networking and networking to containers. Scott also shares four key takeaways for learners in the tech industry.
The post Full Stack Journey 062: Advice And Recommendations For Tech Learners appeared first on Packet Pushers.
The post Full Stack Journey 062: Advice And Recommendations For Tech Learners appeared first on NetworkingNexus.net.
On today’s Tech Bytes podcast we’re talking security clouds; that is, cloud services that offer capabilities including firewalls, traffic inspection, Web gateways, and more. We explore why these clouds aren’t all the same, and why the architecture, including networking, makes a difference. Netskope is this episode's sponsor.
The post Tech Bytes: Why Network Design Matters For Security Clouds (Sponsored) appeared first on Packet Pushers.
The post Tech Bytes: Why Network Design Matters For Security Clouds (Sponsored) appeared first on NetworkingNexus.net.
This week on Network Break we discuss why Salesforce is requiring multi-factor authentication from customers starting in February 2022, examine an SFP module that comes with a tiny computer running Linux, highlight the vast gap between cloud hype and cloud spending compared to traditional IT gear, and cover more IT news.
The post Network Break 365: Salesforce Forces Multi-Factor Authentication; FAA Implements 5G Buffer Zones appeared first on Packet Pushers.
The post Network Break 365: Salesforce Forces Multi-Factor Authentication; FAA Implements 5G Buffer Zones appeared first on NetworkingNexus.net.
This Heavy Networking episode focuses on building a data center fabric. Pluribus Networks is our sponsor. Pluribus brought along a customer to talk about their active/active DC deployment. We’ll get into stretching layer 2 safely, Pluribus's L3 capabilities, operational concerns of active/active when the DCs are many hundreds of miles apart, and the pressure of delivering customer-facing services that drove the selection of the Pluribus architecture.
The post Heavy Networking 613: Deploying An Active-Active Data Center Network For Private Cloud (Sponsored) appeared first on Packet Pushers.
The post Heavy Networking 613: Deploying An Active-Active Data Center Network For Private Cloud (Sponsored) appeared first on NetworkingNexus.net.
In the latest episode of IPv6 Buzz, we tackle the first listener questions of the year (well, really left over from the end of 2021 but still good ones!). Those questions cover topics including Unique Local Addressing (ULA) and SD-WAN, NAT66, IPv6 prefix delegation, and more.
The post IPv6 Buzz 092: Listener Questions – NAT66, Stable IPv6 Prefix Delegation And More! appeared first on Packet Pushers.
The post IPv6 Buzz 092: Listener Questions – NAT66, Stable IPv6 Prefix Delegation And More! appeared first on NetworkingNexus.net.
Optimizing cloud costs means more than looking at your bill and hunting down unused instances. It's about understanding the full lifecycle of cloud workloads, dealing with management that wants predictable spending even as your actual usage varies, and setting up repeatable processes. Guests Fred Chagnon and Jeremy Roberts, both at Info-Tech Research Group, offer practical advice for optimizing your cloud spending.
The post Day Two Cloud 129: Practical Advice On Optimizing Cloud Costs appeared first on Packet Pushers.
The post Day Two Cloud 129: Practical Advice On Optimizing Cloud Costs appeared first on NetworkingNexus.net.
Heavy Networking explores big ideas around service provider and cloud provider network services in 2022, both how they collide and are complementary. Our sponsor is Juniper Networks. We also get an update on Juniper’s Contrail product, a software-defined networking platform that now includes native integration with Kubernetes.
The post Heavy Networking 612: Cloud-Native Kubernetes Networking For CSPs (Sponsored) appeared first on Packet Pushers.
The post Heavy Networking 612: Cloud-Native Kubernetes Networking For CSPs (Sponsored) appeared first on NetworkingNexus.net.
Today on the Tech Byte podcast we discuss redefining networks and policy in today’s hybrid world–that is, a network that needs to be available anywhere, anytime, anyhow, and any way. Aruba is our sponsor and we’re joined by James Robertson, CTO Advisor and Technology Strategist in the Office of the CTO.
The post Tech Bytes: Embracing Policy-Driven Networks To Support Hybrid Work (Sponsored) appeared first on Packet Pushers.
The post Tech Bytes: Embracing Policy-Driven Networks To Support Hybrid Work (Sponsored) appeared first on NetworkingNexus.net.
Take a Network Break! This week we examine Oracle's purchase of network assurance vendor Federos, discuss why Cisco has added a service mesh manager to its Intersight Kubernetes service, explore why some users are frustrated with a crypto-miner in NortonLifelock's anti-virus software, and cover more tech news.
The post Network Break 364: Oracle Acquires Federos For Network Assurance; Google Snags Security Startup Siemplify appeared first on Packet Pushers.
The post Network Break 364: Oracle Acquires Federos For Network Assurance; Google Snags Security Startup Siemplify appeared first on NetworkingNexus.net.
As we approach the end of 2021, it's informative to look back at how much change has gone on in the industry. One of the biggest transitions we've seen in enterprise networking has taken place in the data center. Software-defined approaches that emerged over the past decade have matured and are being deployed in production. On today's Heavy Networking, we talk with Juniper Networks in a sponsored episode about its Apstra Intent-Based Networking (IBN) platform and how Apstra is transforming the enterprise data center.
The post Heavy Networking 611: Data Center Networking And Observability In 2022 (Sponsored) appeared first on Packet Pushers.
The post Heavy Networking 611: Data Center Networking And Observability In 2022 (Sponsored) appeared first on NetworkingNexus.net.
In this episode we discuss presentations at the recent UK IPv6 Council meeting. More importantly, we say thanks to you, our listeners, for keeping IPv6 Buzz in your IT podcast playlist this tumultuous year---as well as for all the great listener questions and feedback. We'll see you again in 0x7e6 (2022, that is) for even more adventures in the 128-bit IPv6 wormhole!
The post IPv6 Buzz 91: Thanks For Listening To IPv6 Buzz In 2021! appeared first on Packet Pushers.
The post IPv6 Buzz 91: Thanks For Listening To IPv6 Buzz In 2021! appeared first on NetworkingNexus.net.
Today is a deeply technical episode on DevOps, Azure, Docker, Terraform, and more. Our guest is Kyler Middleton, Principal DevOps Network Architect. Kyler is also a Pluralsight author and blogger.
The post Day Two Cloud 128: DevOps’ing All The Things appeared first on Packet Pushers.
The post Day Two Cloud 128: DevOps’ing All The Things appeared first on NetworkingNexus.net.
eBPF has taken the Linux networking world by storm. But what is it, exactly? And how it is related to the open-source Cilium project? Duffie Cooley joins Scott Lowe on the Full Stack Journey podcast to discuss eBPF and Cilium. If you're into Linux, networking, or Kubernetes---or any combination of these---this episode is for you!
The post Full Stack Journey 061: Linux Networking And Observability With eBPF And Cilium appeared first on Packet Pushers.
The post Full Stack Journey 061: Linux Networking And Observability With eBPF And Cilium appeared first on NetworkingNexus.net.
Today on the Tech Bytes podcast, sponsored by Palo Alto Networks, we discuss a new ChatOps feature in Palo Alto’s Prisma SD-WAN. Engineers and administrators can query the SD-WAN controller from a chat app such as Microsoft Teams and get a meaningful response. Sutapa Bansal, Director of Product Management at Palo Alto Networks, joins us to discuss how it works, use cases, and implementation.
The post Tech Bytes: Bringing ChatOps Into SD-WAN To Simplify Operations (Sponsored) appeared first on Packet Pushers.
The post Tech Bytes: Bringing ChatOps Into SD-WAN To Simplify Operations (Sponsored) appeared first on NetworkingNexus.net.
This week's Network Break asks whether Broadcom's acquisition of AppNeta, which offers SaaS-based digital experience monitoring, is a good fit. We look at new features in the SONiC network OS, dive into a new firewall service available from Cloudflare, and more IT news.
The post Network Break 363: Broadcom Buys AppNeta For Experience Monitoring; Cloudflare Offers New Firewall Service appeared first on Packet Pushers.
The post Network Break 363: Broadcom Buys AppNeta For Experience Monitoring; Cloudflare Offers New Firewall Service appeared first on NetworkingNexus.net.
On today's Heavy Networking we discuss a Nautobot, an open-source software tool that can serve as a source of truth for network automation. We explore how Nautobot works, what it's used for, how it ties in with Python and Ansible, major features, and more.
The post Heavy Networking 610: Network Automation With Nautobot appeared first on Packet Pushers.
The post Heavy Networking 610: Network Automation With Nautobot appeared first on NetworkingNexus.net.