Eric Chou, author of the AI Networking Cookbook and host of Network Automation Nerds, joins Ethan and Drew to discuss adding artificial intelligence to your network automation toolbox. The AI Networking Cookbook is aimed at network engineers and provides a systematic approach to learning AI for network automation. Together they break down pros and cons ... Read more »...
Mar 20, 2026•1 hr 2 min
In this sponsored episode, Dylan Hensler, Customer Solutions Specialist with Statseeker, joins Scott for a breakdown of what allows Statseeker to move beyond traditional network monitoring. Together they discuss Statseeker’s ability to help NetOps teams detect issues faster, prove root cause, and operate with confidence by turning raw data into operational intelligence. They also discuss ... Read more »...
Mar 20, 2026•34 min
Today’s topic is Multiprotocol Label Switching or MPLS, a foundational technology that powers service provider networks and enterprise WANs all over the world. To help us break it down, we’ve invited James Bensley, a Network Tech Lead who’s spent fifteen years with MPLS. James explains what spurred the creation of MPLS and how it works ... Read more »
Mar 19, 2026•1 hr 8 min
Building a Network Source of Truth (NSoT) is only step one in an automation effort — turning it into operational automation is where outcomes happen. In this sponsored episode by Network to Code, Eric Fetty, a self-taught network engineer who literally automated his way through his CCIE lab, shares how he’s doing exactly that at ... Read more »...
Mar 18, 2026•57 min
Kyler and Ned sit down with Liz Fong-Jones, Technical Fellow at Honeycomb, to discuss the impact of AI on open-source contributions. Liz proposes shifting the script from code patch contributions to detailed bug reports. They also break down the distinction between programming and software engineering, and the critical role of OpenTelemetry in ensuring the observability ... Read more »...
Mar 18, 2026•45 min
On today’s news roundup we assess the White House’s new US cyber strategy (bellicose, bombastic, and boiler-plate), discuss a cyberattack attributed to Iran that used Windows to wipe thousands of devices, and dig into a Microsoft update on Entra passkeys. JJ isn’t impressed with new research that bypasses Wi-Fi client isolation, corporate spyware gets a ... Read more »...
Mar 17, 2026•44 min
Take a Network Break! We begin with listener follow-up on Cisco SD-WAN vulnerabilities and a report that Nvidia is investing billions to develop open-source AI models. In our Red Alert section we warn of multiple vulnerabilities in Veeam’s backup software for Windows and a couple of Chrome zero-days. We cover new features in Fortinet’s FortiOS ... Read more »
Mar 16, 2026•30 min
Scott sits down for an in-depth conversation with Kireeti Kompella. Together they explore his impactful career and the evolution of modern networking. Kireeti, a key figure in protocol development, shares his journey from the Kernel Group at Juniper to leading work on fundamental technologies including his contributions to the C-chip patent. AdSpot Sponsor: Meter Meter ... Read more »...
Mar 13, 2026•1 hr 5 min
One of the early promises of public cloud was that, in theory, you could move workloads from Cloud Provider A to Cloud Provider B for any number of reasons: lower costs, new capabilities, better uptime, and so on. In practice, once a workload goes into a public cloud and you build out all the other ... Read more »
Mar 13, 2026•59 min
Kevin and Alexis take a break from their regular interviews to answer your questions! Join them for an unfiltered, wide-ranging discussion including the value of certifications, online learning pros and cons, how networking engineering jobs are changing, how to maintain a healthy work-life balance, and more. AdSpot Sponsor: Statseeker Statseeker gives engineers near real-time performance ... Read more »...
Mar 12, 2026•1 hr 20 min
Wingpy is an open-source tool that aims to make it easier to automate network tasks that use Cisco APIs. Today Eric is joined by returning guest Andreas Baekdahl, the creator of Wingpy. They discuss why Andreas started Wingpy, how it can help streamline your workflows, and how you can start using it right away. They ... Read more »
Mar 11, 2026•56 min
FluidCloud calls itself a cloud-cloning platform. In other words, the company can map and copy all the cloud infrastructure settings from one public cloud—including compute, storage, networking, and identity—and port those settings to a different public cloud. On today’s sponsored Day Two DevOps, Ned and Kyler talk with FluidCloud’s co-founders to understand how the platform ... Read more »...
Mar 11, 2026•44 min
Kyler Middleton, a software developer in the healthcare sector, builds and supports AI bots and AI agents that are now widely used inside the company where she works. Today on Packet Protector, Kyler stops by to talk about how and why she built these tools, how she (and her organization) address the risks these tools ... Read more »
Mar 10, 2026•43 min
Take a Network Break! Guest commentator Tom Hollingsworth joins Drew for today’s episode. We start with a double Red Alert from Cisco for its Secure FMC software. On the news front, Cato Networks adds adaptive threat prevention to its SASE offering that looks for seemingly innocuous signals that could add up to an attack, Google ... Read more »
Mar 09, 2026•45 min
Software Defined Networking (SDN) is a centralized architecture in which a controller, or a hierarchy of controllers, runs software that computes network-engineered paths and pushes that forwarding scheme into the network. It’s also very complex, which can lead to network failures. What if there was a way to keep the benefits of SDN while also ... Read more »
Mar 06, 2026•57 min
Today’s learning adventure is an overview of multicast. Ethan and Holly have invited a guest to share his multicast expertise: Lenny Giuliano, Sr. Distinguished Systems Engineer at HPE Juniper Networks. Lenny guides them through multicast principles and shares examples of where and how it’s used in live networks. He also explains how the OSPF routing ... Read more »
Mar 05, 2026•1 hr 21 min
Engineers and developers are using AI like never before, including in production. That has potential consequences, both good and bad, for uptime, operations, security and risk management, and more. Today’s guest, Rich Mogull, guides us through the decision-making process of adding AI to your production lifecycle and possible ramifications. Rich is Chief Analyst at the ... Read more »...
Mar 04, 2026•46 min
Today we’re going to learn about the care and feeding of a three-headed dog named Kerberos. Developed at MIT and released in 1989, Kerberos is a free, open source authentication protocol that uses cryptographic keys to protect identity data as it crosses a network. Today, Kerberos is the backbone of Windows authentication. We’ll dive into ... Read more »
Mar 03, 2026•53 min
Take a Network Break! We start with follow-up on the proper pronunciation of the US state of Nevada, and then sound the alarm about new research that gets around WiFi client isolation and could enable man-in-the-middle attacks. On the news front, AMD and Meta strike a massive deal in which AMD will sell its stock ... Read more »
Mar 02, 2026•52 min
With the continued growth of data centers for clouds, neoclouds (especially AI model training), for carriers, and for the enterprise, it’s important to discuss data center network operations and issues. Scott is joined by Dr. Peter Welcher, a consultant, blogger, and Tech Field contributor. Together, they dive into how latency and the rise of AI ... Read more »
Feb 27, 2026•54 min
Our topic today is the designing and building of high-performance networking hardware. If you assume the hardware details don’t matter, you’re missing the intentional engineering required to build truly reliable and quiet infrastructure. In this sponsored episode, we discuss Meter’s hardware philosophy with our guest, Joshua Markell, Head of Hardware at Meter. Joshua walks us ... Read more »...
Feb 27, 2026•59 min
Alexis and Kevin sit down with Mike Miller to discuss what brought him from the back of a garbage truck to his current position as a Virtual Chief Information Security Officer (VCISO). He breaks down how a VCISO differs from a CISO, and discusses the two types of clients looking for VCISO services: those looking ... Read more »
Feb 26, 2026•49 min
Eric sits down with David Henderson, Principal Architect for NetDevOps at Presidio, to discuss the practical journey for network engineers transitioning from manual CLI operations to scalable NetDevOps and automation. They discuss how traditional networking knowledge and certifications are foundational, and suggest essential tools and habits for beginning your automation journey. David also shares a ... Read more »...
Feb 25, 2026•1 hr
On today’s show, we pop the lid off of a firewall (figuratively speaking) to understand what’s inside. We talk about how a packet moves through various packet-processing elements inside a firewall, how header analysis and de-encapsulation work, which hardware component has the biggest impact on performance, why stateful inspection still matters in an age of ... Read more »
Feb 24, 2026•58 min
Take a Network Break! We start with follow-ups on secure browsers and data centers in space, and then sound the red alert about an RCE vulnerability in NLTK. On the news front, Palo Alto Networks acquires a startup that monitors endpoints for malicious packages, browser extensions, scripts, and other threats, Lumen debuts a multi-cloud gateway ... Read more »...
Feb 23, 2026•31 min
Traditional routing protocols like OSPF simply choose the “shortest” path. If the shortest path is full of traffic and there are alternate paths carrying nothing, OSPF can’t help you. Path Computation Element (PCE) along with Path Computation Element Protocol (PCEP) is a way to construct forwarding paths through the network based on factors that distributed ... Read more »
Feb 20, 2026•1 hr 14 min
Today, Ethan and Holly provide an overview of firewalls. While cybersecurity is a separate discipline from network engineering, much of what happens in cybersecurity is interesting at the packet level, so there’s a good deal of overlap. It’s likely that as a network engineer, you’ll be managing, or at least dealing with, firewalls in your ... Read more »
Feb 19, 2026•1 hr 10 min
Kat Traxler, Principal Security Researcher at Vectra AI, returns to the podcast to discuss her AI-powered vulnerability research workflow. She explains how she uses two different AI models to act as the “blackboard” while she applies her expertise to triage AI-generated ideas to increase her productivity. She also asks a concerning question: As AI automates ... Read more »
Feb 18, 2026•34 min
With the rise of cloud services and SaaS, the browser has become a primary productivity tool. It’s also a primary vector for malware, phishing, identity theft, data leaks, and other risks. On today’s sponsored episode with Palo Alto Networks, we dive into browser security. We discuss risks to the browser and how they differ from ... Read more »
Feb 17, 2026•44 min
Take a Network Break! We start with listener follow-up on data centers in space, and sound the Red Alert about a sandbox failure in Claude Code and a rash of Microsoft zero-days. On the news front, Cisco announces a 102.4Tbps switch ASIC in its Silicon One line of homegrown chips, and adds AI agent monitoring ... Read more »
Feb 17, 2026•42 min