HS135: AI Spyware in Chrome Spotlights Attractions of DaaS
VDI (Virtual Desktop Infrastructure) and Desktop as a Service (DaaS) have been arriving “real soon now” for the past couple of decades. Will the advent of vendors’ AI spyware (as Google is introducing through Chrome) be the accelerant that finally makes it happen? John and Johna discuss why the challenges in this brave new AI-enabled... Read more »
PP114: MACsec Overview
MACsec (IEEE 802.1AE) encrypts Ethernet frames hop-by-hop at Layer 2 — before traffic even hits IP — making it one of the strongest protections you can put on wire. It’s been in the standards for years, hardware support is widespread, and yet most organizations aren’t running it. JJ and Drew dig into why: the hardware... Read more »NB579: Datadog Unleashes Autonomous Agents; SpaceX Launches IPO
Take a Network Break! Our Red Alert covers critical vulnerabilities in Ivanti Sentry, including OS command injection and authentication bypass, for which patches are now available. On the news front, we dig into Arista’s new 1.6Tbps rack-scale portfolio for AI infrastructure and Nokia’s Deepfield Genome Shield, designed to proactively stop DDoS from residential proxy botnets. We... Read more »HN831: The Sum, Not Just the Parts: How and Why to Think Holistically About Your Network
Your network is an interconnected system. A change you make on one device has consequences beyond that device. Therefore, to do your job well, you must think about the network as a whole. That’s the big idea behind a blog post written by guest Jason Gintert. He joins Ethan and Drew to talk about how... Read more »IPB202: How to Get Hands-On IPv6 Deployment Experience
You can learn a lot about IPv6 from books, videos, and podcasts (such as this one), but it’s hard to beat hands-on experience. John Osmon joins our hosts to discuss how to set up your own IPv6 environment. They cover what John has done, including low-cost home lab options, how it’s impacted his thinking, and... Read more »N4N057: The Art of Troubleshooting
As a network engineer, you’ll end up with a lot of weird problems to solve. Many times, the problems will not be with the network at all, and it’ll be up to you to figure it all out. But how? Ethan and Holly discuss techniques for effective troubleshooting. Those techniques include how to gather accurate... Read more »D2DO304: Observability in the Age of AI
As AI matures, it becomes increasingly important to know how it’s performing and what it actually costs. Ned and Kyler are joined by Anuj Tyagi, Senior Site Reliability Engineer for RingCentral, to discuss the critical shift toward AI observability. AI observability is not just about costs; Anuj breaks down why observability has to include agent... Read more »PP113: Patch Gaps, Pretexting, and AI Use for Crimes and Crimefighting: 2026 Verizon DBIR Highlights
The Verizon Data Breach Investigations Report (DBIR) is a postmortem of a year’s worth of cyber incidents and breaches, and a snapshot of how well organizations are responding to actual threats. Drew and JJ share highlights from the 2026 installment, including: For the first time, vulnerability exploits top the list for initial access What a... Read more »HW081: What to Do About the 6GHz Upper Band Split
The upper 6 gigahertz band is fracturing among national lines after a verdict from regulatory bodies in the UK and the EU. While the US enjoys full Wi-Fi access along the entire 1200 megahertz, the EU has decided to reserve most of the upper band for mobile services, and the UK is testing a split... Read more »NB578: Cisco Goes All-In on AI Ops with Cloud Control; China Floats Underwater Data Center
Take a Network Break! Our Red Alert covers a critical Android vulnerability that could lead to local privilege escalation to root. On the news front, we dig into Cloud Control, Cisco’s ambitious AI ops platform that spans its networking, security, compute, observability, and collaboration portfolios. We also talk about Cisco Live Protect, which provides pre-patch... Read more »HN830: Tailscale CEO on WireGuard, Zero Trust, and Securing AI (Sponsored)
If you think Tailscale is just a VPN for the home lab, think again. On today’s sponsored episode Ethan and Drew are joined by Tailscale CEO Avery Pennarun. Avery explains how the company has evolved into an enterprise-grade connectivity and security platform. He also dives into Tailscale Aperture, their new AI gateway designed to bring... Read more »TNO064: The Realities of Running SONiC at Scale
Scott is joined by Brett Lykins, a Senior Systems Development Engineer at Amazon. Brett works with software-defined infrastructure built around SONiC (Software for Open Networking in the Cloud). Together they dig into what it’s actually like to use, maintain, and operate a network this way. They also discuss not just the architecture, but the day-to-day... Read more »LIU016: Michael Keith Lewis: The Network Behind the Show
Today’s guest takes us behind the scenes of modern concert venues, which rely on wired and wireless IP networking. Michael Keith Lewis is a front-of-house engineer, tour manager, audio creator, and co-founder of Truck Packer. Michael shares his career path from starting in a church, quitting a salaried job to tour with his favorite band,... Read more »NAN124: AI and Trust in Modern Network Automation
Sif Baksh joins Eric Chou to share his professional experience and resources to help engineers get their arms around using AI in network automation. They discuss practical advantages of AI over standard Python scripts and the risks and benefits of vibe coding for prototyping. Sif also breaks down the P.E.N.E. framework, a structure for writing... Read more »TCG077: News Roundtable: Data Center Backlash and the AI Chip War
William and Eyvonne discuss recent tech news, including the growing political and community opposition to AI data centers driven by fears over power and water usage. They also analyze the “AI Chip War” as hyperscalers such as AWS and Google invest in specialized silicon for training and inference. Episode Links: Amid backlash, O’Leary Digital CEO... Read more »PP112: When You Look But Don’t Find: The Art of Knowing When to Stop
Starting an investigation—be it for troubleshooting, problem diagnosis, threat hunting, incident response, and so on—is fairly straightforward. There’s a question or thesis you’re pursuing, you have logs and data sources to check, and you have tools to deploy. But if you don’t find anything, does that mean there was nothing to find? Are you sure... Read more »HS134: Dodging the AI Iceberg: Midcourse Corrections
By now most organizations have AI strategies (among their other tech strategies). But how do you know when it’s time to make a midcourse correction? Better still: How can you predict when, and what kind of corrections you might need? John and Johna discuss, and tell the story of how a university prepared for technology... Read more »