Packet Pushers
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Packet Pushers
HS138: When “One Cloud To Rule Them All” Is NOT the Answer: Repatriation for AI and more
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 »
PP118: IPv6 Risks In Dual-Stack Environments (i.e. Most Environments)
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 »TNO066: Tom Hollingsworth Before Tech Field Day
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 »HW083: Inside the WLAN Pros Toolbox – A Free, Multipurpose App
Host Keith Parsons recently launched the WLAN Pros Toolbox, a multi-function app with all the calculators, live tools, reference materials, and Wi-Fi readings you need. Today, Keith opens the toolbox to talk about what’s in it, how it was built, and why it’s being given away for free. AdSpot Sponsor: Meter Most IT teams are... Read more »PP117: Automating Firewall Rule Changes – A Real-World Case Study
Drew talks with Joao Soares, Lead IT Security Consultant, about a project Joao undertook to automate firewall rule changes. Firewall changes can be fraught in any environment, but Joao also had to contend with working in the highly-regulated energy sector. They walk through how the project went from proof-of-concept to being widely used in production,... Read more »TCG079: Why Your State File is Actually a Distributed Systems Problem
Malcolm Matalka joins William and Eyvonne to challenge the narrative that Infrastructure as Code (IaC) is dead. Malcolm argues that the real value of IaC was never the syntax, but state and governance. Together they examine whether the state was a file problem at all, or a distributed systems problem in a JSON costume. Episode... Read more »NAN126: Fine-Tuning Open Source LLMs for Network Engineering
Eric welcomes Eduard Dulharu, a veteran network architect and the Founder and CTO of vExpertAI, to talk about how agentic AI, open-source LLMs, and digital twins are changing network operations. Eduard discusses the rapid evolution of generative AI, draws parallels between AI’s current limitations and early network protocols such as Spanning Tree, talks about why... Read more »PP116: News Roundup—FortiBleed Reveals Password Cracking Is Alive and Kicking, Accenture Goes All-In on OT, and More
Looks like it’s going to be a long, hot cybersec summer. The latest news roundup covers how Microsoft 365 Copilot got turned into a data exfiltration tool, why the FortiBleed attack is about much more than compromised firewalls, and how North Korea exploited a single npm maintainer account to poison more than a hundred software... Read more »HS137: Did AI Turn “Everybody Codes” into “Nobody Codes”?
“Everybody codes” was an enterprise buzzword. In this era of AI vibe-coding and single-use coding, should everyone code? Should anyone code? John and Johna talk about enterprise strategies with respect to coding in the AI era, including what expertise to look for in employees. AdSpot Sponsor: Meter Meter delivers full-stack networking—wired, wireless, and cellular—to leading... Read more »
N4N059: Twisted Pair Cabling
Copper twisted pair cabling serves as a fundamental component of Ethernet infrastructure and Ethan and Holly are here to break down how it works. They discuss the technical differences between cabling categories, how wire twisting cancels out electromagnetic interference, and share practical guidance on installation standards and testing methodologies. Episode Links: Watch this episode on... Read more »HS136: How AI Is Changing Enterprise Software Development (Sponsored)
AI can generate working code quickly. Building reliable software to run infrastructure platforms is still a multi-year engineering challenge. In this sponsored episode, BlueCat chief strategy officer Andrew Wertkin joins John Burke and Scott Robohn to talk through the difference between code generation and enterprise software development, and the challenges and opportunities of engineering reliability... Read more »
HW082: Employee or Independent Contractor in the Wi-Fi Industry?
Is it better to be an employee or an independent contractor in the Wi-Fi industry? Keith walks us through the good, the bad, and the ugly of both sides of the equation, offering a candid look at the financial and professional realities of each. Keith helps provide a framework for listeners to assess their own... Read more »PP115: Palo Alto Networks: Reality of 109 to 1: Securing Machine Identities and AI Agents (Sponsored)
Machine identities now outnumber human identities in the enterprise 109 to 1 — and most of them are running without the governance controls you’d never skip for a human employee. Service accounts, API keys, tokens, workload credentials, and a fast-growing population of autonomous AI agents: all of them need access, all of them can be... Read more »TNO065: The Operational Reality of Modern Wireless Networks
Scott sits down with Wi-Fi engineer Eva Santos to explore the realities of modern wireless operations. Eva shares insights on navigating site surveys, the differences between Wi-Fi bands, and the challenges of troubleshooting inconsistent client performance. The conversation also explores the evolving standards of Wi-Fi 6, 7, and 8, the role of security protocols like... Read more »N4N058: Future-Proofing Your Career for the AI Era (Sponsored)
In this sponsored episode by Cisco we explore how agentic AI is transforming network operations and what it means for your career. Robert Barton, an AI Distinguished Engineer at Cisco Systems, joins Ethan and Holly to help us snap the artificial intelligence puzzle piece into your networking picture. Together they break down the AI trifecta:... Read more »TCG078: The Pope’s AI Encyclical: Navigating AI with Values
The Pope issued a recent encyclical on AI, urging developers to safeguard human agency in the age of artificial intelligence. Eyvonne and William explore this encyclical, moving beyond the headlines to the core message regarding human dignity. They examine how the document provides a values-based framework for evaluating technology and the need for a balanced... Read more »NAN125: Inside the Packet Pushers 2026 Salary Survey
Early in 2026, Drew Conry-Murray authored the first Packet Pushers Salary Survey, offering a transparent look into compensation in the network engineering industry. Drew joins Eric to discuss the results of the survey, the challenges of interpreting global data, how to use this data to advocate for your market value, and more! AdSpot Sponsor: Meter... Read more »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 »