The Fat Pipe - Most Popular Packet Pushers Pods

Ned and Kyler are joined by Dr. Cat Hicks to discuss her new book “The Psychology of Software Teams.” They talk about software development from a psychological perspective, including how negative stereotypes of developers can lead to them being treated simply as “brains in jars” in toxic environments. They also point out the pitfalls of... Read more »

Take a Network Break! There’s a Red Alert for Apache Polaris with four CVEs that could enable unauthorized read/write access. On the news front, Lumen is spending $475 million in cash for Alkira to extend its NaaS offering across public clouds.  Extreme Networks announces Wi-Fi 7 APs and new features in its Platform ONE management... Read more »

A Mastercard survey reveals that 46% of small and medium businesses have experienced a cyberattack, and nearly 20% of those that suffered an attack were then forced to file for bankruptcy or close their business. Ethan and Drew along with guest Shivam Srivastava discuss a new offering from today’s sponsor, Palo Alto Networks: Prisma Browser... Read more »

Dijkstra’s algorithm is the foundation of shortest path calculations for link state routing protocols. But researchers have developed a new algorithm that improves on this decades-old approach. Today’s Heavy Networking welcomes Dr. Bruce Davie to discuss the potential of this new algorithm to unseat Dijkstra. After thoughtful consideration, and consultation with others, his opinion is... Read more »

Today’s episode is part one of a three part series to break down Network Access Control (NAC). Ethan and Holly start simple by explaining what NAC is at a high level and all of the jargon and acronyms that come with it. They also cover where and when network access control is applied, whether NAC... Read more »

Kyler and Ned are joined by Enrico Teotti, an independent consultant with over 25 years of experience. Enrico has worked with clients on real-world AI implementations, and he’s here talk about what he’s learned, including using AI to query databases, and for debugging and performance analysis. They also touch on the importance of using AI... Read more »

A cryptographically relevant quantum computer is, at some point, going to emerge that can crack modern encryption. But we don’t know when, so it’s tempting to set this problem aside. On today’s sponsored episode, we talk about why ignoring Post-Quantum Cryptography (PQC) isn’t an effective strategy. Sponsor Cisco is here to make the case for... Read more »

Take a Network Break! We start with follow up on Anthropic’s Project Glasswing and Linux 7.0. On the news side, Cisco announces a prototype quantum switch that promises to support multiple quantum encoding modalities, Cato Networks adds an enterprise browser to its security offerings, and Mozilla validates the bug-finding powers of Anthropic’s Mythos model. Anthropic... Read more »

Scott Robohn sits down with Andy Smith, a distinguished engineer with Arrcus Networks, where he and his team work to advance networking with modern software and new architectures. He’s also a lecturer at the School of Engineering and Applied Science at the University of Pennsylvania. Andy shares his networking journey, talks about how networks and... Read more »

On today’s sponsored Heavy Networking, we get off the AI hype train to talk about how different artificial intelligence techniques usefully impact network operations—and where they aren’t a fit. The various forms of AI represent a set of tools that, like any tool, have use cases, capabilities, and limitations. Our guest is Avi Freedman, CEO... Read more »

Ray Cline has been in the tech trenches since he was twelve years old, helping his Dad run a bulletin board service. Today he runs an MSP called Libertas Consulting and leads a nonprofit called TEKnowledge Worldwide (TKW) that has donated over a million dollars in network infrastructure to communities in need. Join us for... Read more »

Eric Chou is joined by Ashwin Joshi, a Senior Solutions Engineer at Keysight Technologies, to discuss the rapidly increasing demands that AI places on modern networks. They break down the differences between networking for AI and AI for networking. They also talk about how network engineers can adopt AI to help them do their jobs,... Read more »

For decades, network and security professionals have adapted to technology change in a piecemeal fashion: a new rule here, an upgrade there, a new product deployment over yonder. On today’s Packet Protector, co-host Jennifer ‘JJ’ Jabbusch makes the case for why several emerging technologies require IT pros to think about security at an architectural level.... Read more »

Take a Network Break! Our Red Alert covers a trio of vulnerabilities in Cisco ISE. On the news front, Cloudflare announces a private network offering for AI agents and a partnership with CNAPP specialist Wiz for AI visibility. AWS rolls out Interconnect to streamline provisioning of WAN and last-mile connectivity, and Linux 7.0 includes network... Read more »

On today’s episode Ethan is joined by Mark Prosser, a self-described Network Operator Advocate and Network Automation Dreamer, to embark on a thought exercise about network services. Together they grapple with questions such as: What is a network service, exactly? How is it defined? Is it even possible to define it when considered in the... Read more »

We asked for follow ups and you did not disappoint! On today’s show we respond to listener comments and corrections on multicast, routing protocols, security, and more. We also have a technical correction for the RFC 1918 Class B private address range. A big thank you to everyone who sent in responses. If you’d like... Read more »

Malware has shifted from phishing expeditions to open source packages, domains, and repositories. Ned and Kyler welcome Jenn Gile, co-founder of Open Source Malware, to discuss how malware is making its way into open source software. Together they break down NPM compromises, AI-driven infiltration, malicious agent skills, and more. Episode Links: Open Source Malware –... Read more »

Threat actors are behaving more like professional organizations in an effort to launch more effective and profitable attacks. We explore this and other themes from the latest Threat Labs report from HPE, our sponsor for today’s Packet Protector episode. We also look at how older vulnerabilities are still contributing to today’s exploits, why security organizations... Read more »

Take a Network Break! We commence with a red alert on FastMCP, and then debate whether Anthropic’s Project Glasswing is a marketing stunt or a reasonable response to the growing ability of AI models to find and exploit software vulnerabilities. Iran targets US OT networks, startup Aria Networks unveils Ethernet switches purpose-built for AI factories,... Read more »

Today we welcome Damien Garros, Co-Founder and CEO of OpsMill, to discuss how network automation is creating the need to redefine roles beyond traditional engineers, including network automation architects, software developers, and operations specialists. We hone in on the concept of mechanics, who focus on implementation, and architects who see the bigger picture. We also... Read more »

On today’s sponsored episode we talk with David Gee, CEO at Curvium, a systems integrator and VAR. David holds thoughtful opinions about network automation and orchestration, how such platforms are to be built, and the impact AI is having on network automation. We dig into how AI fundamentally changes how we interact with systems, and... Read more »

Kevin and Alexis are back with a behind-the-scenes look at the podcast with guest Melina Bertholf, who joined the team a while back to help manage content. (And yes, sharp-eyed readers will notice a family name shared by Alexis and Melina). After interviewing many guests about their tech journeys, our hosts share their own personal... Read more »

In the cybercrime industry, initial access brokers specialize in break-ins. They pick digital locks and slide open electronic windows, and then sell that access to other threat actors who specialize in ransomware, exfiltration, and other crimes. SocGholish is a widely used tool in the access broker toolkit. Typically disguised as a legitimate software update, SocGholish... Read more »

Take a Network Break! We start with a critical vulnerability in Cisco’s Integrated Management Controller. In the news, Verizon settles patent litigation over IoT antenna technology, Cato Networks lets customers purchase individual services within its SASE offering, and Azure adds private application gateways that don’t require a public IP address. Thousands of F5 Big-IP instances... Read more »

Ethan Banks sits down with Ryan Hamel at the 96th North American Network Operators’ Group (NANOG96). Ryan, a network automation developer for the Zayo Group, talks about why boring network design is actually a good thing. He and Ethan explore why simplicity and standardization are key to long-term success. They also emphasize the importance of... Read more »

Lenny Giuliano, Sr. Distinguished Systems Engineer at HPE Juniper Networks, joins Holly and Ethan for another round of multicast. Part two helps fill in details not covered in episode 50. They cover how multicast traffic also affects Ethernet frame addressing, and the key differences between IPv4 and IPv6 multicast. They also explain new hybrid multicast... Read more »

Ned and Kyler discuss the state of platform engineering, DevEx, and how AI is affecting choices in those domains with guest Annem Shah. They discuss how AI can help bridge the gap between initial setup and continuous operations by providing feedback and interpreting complex error messages. They also break down how AI can assist in... Read more »

Firewall policies are the heart of network security, but over time they can become a tangled mess. Rules might be outdated, or conflicting, or fail to address new applications, services, and risks. Add in remote locations and public cloud deployments, and you’ve got a serious headache for security and network teams. On today’s sponsored show... Read more »

Take a Network Break! Mozilla is our Red Alert topic, with critical vulnerabilities in Firefox and Thunderbird. On the news front, we cover a string of security announcements from Palo Alto Networks, including a new certificate management service to help organizations keep up with shrinking cert lifetimes. Cisco announces new protections for AI agents and... Read more »

Scott Robohn and networking expert Russ White dive into the concept of design for operations. That is, they look at how to connect the design of a protocol or solution to how people are actually going to use it. They examine how protocol designers often overlook the teams that must operate them, creating some “inoperable”... Read more »

Palo Alto Networks released a slew of product news at the 2026 RSA conference around AI security, SASE, and a new certificate lifecycle management offering. On today’s Heavy Networking, sponsored by Palo Alto Networks, Ethan and Drew dig into these announcements to get details about how they work. They also talk about the risks of... Read more »

Alexis Bertholf and Kevin Nanns sit down for a conversation with Andrei Istrate, Senior Mobile Developer at Toptal. Andrei has taken the “mobile” part of his job literally: he’s built a life around travel and experiences rather than settling in one location. Andrei talks about the travel opportunities that remote work has presented, how he... Read more »

On today’s sponsored episode, Ned Bellavance and Kyler Middleton welcome guest Marcin Wyszynski, Head of R&D at Spacelift to guide them through the potential future of IaC and how AI is changing the landscape of developer productivity, especially around infrastructure. They discuss two of Spacelift’s products, Spacelift Intent and Spacelift Intelligence. Spacelift Intent is an... Read more »

Spending on SASE, which combines SD-WAN and cloud-delivered security, is forecast to nearly triple over the next few years, according to Dell’Oro Group. Today on Packet Protector we talk with that forecast’s author about what’s driving that spending. We also explore how SASE vendors are differentiating, architectural considerations for SASE deployments, pros and cons of... Read more »

Take a Network Break! We sound a red alert about a swarm of critical D-Link vulnerabilities. In this week’s news, CISA warns organizations to harden endpoint management systems in the wake of a cyberattack that used the target’s own Microsoft Intune system to wipe thousands of devices, Cisco rolls an NVIDIA ASIC into an N9100... Read more »

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 »

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 »

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 »

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 »

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 »

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 »

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 »

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 »

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 »

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 »

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 »

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 »

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 »

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 »

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 »