The Fat Pipe - Most Popular Packet Pushers Pods

Let’s dig into tunnels. While some network engineers may want to quibble, a tunnel is when you put one packet inside of another packet to carry it across a network (frames also come into the picture, so hold off on your follow-ups for now). On today’s N Is For Networking, Ethan and Holly explore this... Read more »

How do you measure developer performance and productivity? On today’s Day Two DevOps, we look at different methods with guest Laura Tacho, the CTO at DX. We explore industry benchmarks such as the DORA report, SPACE, and DevEx. Laura also introduces us to Core 4, a project she’s been working on that provides a new... Read more »

Stratoshark is a new tool from the Wireshark Foundation that analyzes system calls on a host. Network, security, and application teams can use Stratoshark to diagnose performance issues and investigate behavior that may indicate malware or other compromises of the host. On today’s Packet Protector we talk with Gerald Combs of the Wireshark Foundation about... Read more »

Take a Network Break! We start with follow-up from a listener on the best way to listen to our podcast that helps the most. The answer? Any listen on any platform helps. Even better is to tell a friend! We discuss two critical security issues. First, CISA adds active exploits against known SonicWall vulnerabilities to... Read more »

On today’s Heavy Networking we talk with Dan Wade about testing the network, inspired by Dan’s talk at AutoCon 2: “Step 0: Test the Network.” We discuss why testing is a good idea, and then explore four types of network testing, including unit tests and integration tests. We dig into Yang, RESTCONF, NETCONF and gNMI... Read more »

Network monitoring, Internet monitoring, and observability are all key components of NetOps. We speak with sponsor Catchpoint to understand how Catchpoint can help network operators proactively identify and resolve issues before they impact customers. We discuss past and current network monitoring strategies and the challenges that operators face with both on-prem and cloud monitoring, along... Read more »

On this episode of Technically Leadership, we’re joined by Aleksandra Lemańska to learn about the Process Communication Model (PCM), a framework for enhancing communication. Alex calls PCM an algorithm for people, and it can be useful for improving interactions with engineers and technical folks operating in high-stress environments. We talk about how PCM works, understanding... Read more »

The Dynamic Host Configuration Protocol (DHCP) assigns an IP address to a host that joins a network, along with other information necessary for the host to communicate. DHCP also has more to it, so this week’s episode is meant to be a solid introduction to this essential network protocol. We first discuss what it is... Read more »

Today’s guest is Jeff Doyle, an expert in the networking industry with over 30 years of experience as a consultant, instructor, architect, author, and speaker. Eric chats with Jeff about his background and how he got into networking (spoiler: it was not a computer science degree!). The conversation explores Jeff’s current work and delves into... Read more »

New breach reports show threat actor dwell times are dropping significantly. It’s a positive development, but there is a caveat. We discuss this caveat and other findings from the 2025 editions of the Verizon Data Breach Investigations Report and the Google M-Trends Report. We also get highlights from the 2025 RSA Conference, and JJ gets... Read more »

Take a Network Break! This week we catch up on the Airborne vulnerabilities affecting Apple’s AirPlay protocol and SDK, and get an update on active exploits against an SAP NetWeaver vulnerability–a patch is available, so get fixing if you haven’t already. Palo Alto Networks launches the AIRS platform to address AI threats in the enterprise,... Read more »

On today’s Heavy Networking, a roundtable panel considers whether a modern network needs to be built around underlays and overlays. This isn’t just Ethan yelling at clouds. This is a legitimate question pondering the real-world value of an overlay/underlay approach. Is overlay everywhere overkill, or is that the architecture we need to deliver a safe,... Read more »

Doug Madory has been called “The Man Who Can See the Internet.” Doug has developed a reputation for identifying significant developments in the global layout of the internet. He joins us today to discuss his role in analyzing internet data to identify trends and insights. He shares his journey from a data QA position to... Read more »

This week we continue with DNS. In our last episode we covered the basics; today we expand our scope to cover topics such as security for DNS, reverse DNS, and DNS record types. For dessert this week, a serving of Raspberry Pi and Happy Eyeballs. Episode Links: DNS: Turning Names into Numbers – N Is... Read more »

The shine has been coming off public cloud for awhile. Cloud costs remain high, complexity is growing, and public cloud interoperability is difficult. And while there’s talk about moving back to private cloud, that migration presents its own costs and complexities. To help us navigate the challenge that is cloud in 2025, we welcome Mark... Read more »

Submarine cables are a hidden wonder. These fiber optic bundles carry data and voice traffic around the world and serve as critical global links for communication and commerce. Today on Packet Protector, guest Andy Champagne dives into the history of submarine cables, the technological and operational advancements that allow voice and data to travel hundreds... Read more »

Take a Network Break! We start with a Red Alert for SAP NetWeaver’s Visual Composer Metadata Uploader, and then dive into a new endpoint discovery feature from Forward Networks, and Ericsson adding clientless ZTNA to its SASE offering. Aviatrix adds a Secure NAT Gateway for Microsoft Azure as a way to help Azure customers navigate... Read more »

Confidence in a new technology is one of the greatest barriers to adoption of that technology. If you don’t believe it will improve your NetOps, why would you adopt it? This is especially true of AI products. On today’s show, we’re joined by Bob Friday, Chief AI Officer of Mist/Juniper to make the case for... Read more »

Model Context Protocol (MCP) is a very new protocol that provides a standard way to link AI models to a variety of data sources and tools. As the industry heads toward agentic AI–in which an AI agent interacts with disparate applications, data sources, and other agents to achieve a task–MCP provides the protocol glue. On... Read more »

On this episode of Technically Leadership, Chris Leonard joins to talk about the costs of intervention in a team discussion, whether that’s to bring a team back to a topic or to make a decision that needs to be made. We discuss hero culture (both in the team and as the leader), imposter syndrome, and... Read more »

The Domain Name System (DNS) keeps the Internet running. On today’s N Is For Networking podcast, we talk about how DNS transforms human-readable host names into IP addresses so that Internet traffic can be sent to the right place. We talk about root name servers, Top Level Domains (TLDs), and other elements of the DNS... Read more »

Today we explore the current state of network automation with Chris Grundemann, a co-founder of Network Automation Forum. Chris gives the history of the Network Automation Forum and AutoCon conference, which aims to blend technology and community. He shares ideas for advancing network automation, and invites other network engineers to participate in shaping the future... Read more »

Working with multiple Infrastructure as Code (IAC) tools can be painful. Spacelift provides a platform that operates on top of disparate IaC tools, including Ansible, Kubernetes, Pulumi, Terraform, and OpenTofu. Spacelift helps build the automation with and between these tools, creating graphs of graphs that make your dependencies just work. On today’s show, we talk... Read more »

Once a month, the Packet Protector podcast likes to see what’s going on out there via our news roundup. There’s a lot happening! Today we discuss Fortinet warning that a threat actor has found a way to maintain read-only access on Fortinet devices even if you’ve applied the patch for the original threat. Avanti VPNs... Read more »

Take a Network Break! We start with a red alert for the CVE program, which nearly lost government funding before CISA stepped in, and then raise an alert for a Dpanel vulnerability. Google makes its Cloud WAN available to enterprises and governments that want connectivity options, a US District Court rules Google’s ad business a... Read more »

Knowing the flow of how a packet gets from one end to the other is one of the most important pieces of advice given by today’s guest, Mark Prosser. He shares his journey in the IT industry, his thoughts on Ops vs. design, and the differences between working in a telco NOC and the enterprise... Read more »

Today’s Heavy Networking is all about overlay technologies, their history, development, and current state, both from engineer and vendor perspectives. We discuss why the industry turns to overlays to solve problems, and look at overlay and segmentation approaches including VXLAN, SRv6, and EVPN. We also drill into the idea that EVPN could become the standard... Read more »

Following last week’s introduction to network monitoring, we discuss the Simple Network Management Protocol (SNMP), one of the most implemented types of network monitoring. We discuss how it is organized, operations that SNMP can perform, and versions of SNMP. This week’s bonus conversation is a discussion on the future for SNMP. Episode Links: MIB tree... Read more »

Data and what you do with it is the topic of today’s show with guest Dominic Chapman, the Head of Product at Axiom. Dominic’s career focus is on data, how to store and how to operationalize all the data that different technology stacks create. We talk with Dominic about how the data does not lie,... Read more »

We’re diving into NMAP on today’s show with guest Chris Greer. Chris, an expert in network analysis and forensics, explains what NMAP is, the difference types of scans, how device fingerprinting works, and more. We also coin the term “swaptions” as we have some fun with NMAP terminology. He also gives details on how to... Read more »

Take a Network Break! Guest co-host Ned Bellavance steps in for Johna this week. We start with a Fortinet vulnerability, and then opine on a memo from Shopify’s CEO on the company requiring and measuring AI use by employees. Git celebrates 20 years, DARPA names 15 companies to participate in a Quantum Benchmarking Initiative to... Read more »

Network security has evolved from stateful perimeter firewalls with maybe some IDS/IPS to a complex stack delivered as numerous unique tools, which often don’t talk to one another and may need to be operated by specialists. In this environment it’s hard to unify a security policy, troubleshoot problems, manage and operate tools, and respond effectively... Read more »

On today’s show, we introduce Aviz Networks with Vishal Shukla, Co-Founder & CEO. Vishal and Aviz are making Networks for AI, and AI for Networks. Vishal explains how Aviz does this by offering AI Networking Unpacked. Designed for open-source and vendor-agnostic networking, AI Networking Unpacked works with existing network infrastructures. It also integrates with existing... Read more »

On today’s episode we’re joined by Daniel Ward to get a sneak preview of his talk on Getting the Entire Team to Speak, which he’ll give at DevOpsDay Austin. His addresses the challenges of getting people to speak up. Why is this needed? Getting input from everyone on a team lets people raise issues and... Read more »

How do you know what is happening within your network, especially when something isn’t working? Network monitoring is the answer. On today’s show, we’ll start with the basics of network monitoring. We’ll cover what it is, how it’s used, and suggest some paid and open source network monitoring tools. This week’s bonus material is a... Read more »

“If you don’t feel nervous in front of a challenge, you are not exponentially learning” is how today’s guest Christian Adell describes his own approach to career growth. Christian chats with us first about how he got started in IT, his various experiences in both networking and DevOps and then network automation. He leads a... Read more »

Cisco Systems has a sprawling portfolio of home-grown and acquired products. What’s it like trying to find and address bugs and vulnerabilities across this portfolio? Omar Santos, a Distinguished Engineer at Cisco, gives us an inside look. We dig into how Cisco identifies security bugs using internal and external sources, the growing role of AI... Read more »

Take a Network Break! We check in on a serious Firefox vulnerability, explore NIST’s latest post-quantum encryption algorithm, and discuss a broken auto-update functionality in VMware Workstation. NetBox adds config drift detection to its network automation software, the startup Lightmatter tackles co-packaged optics, and Corning launches Glassworks AI in a bid to replace copper cabling... Read more »

On today’s Heavy Networking, we’ll discuss building a Slackbot wired to an AI and trained on your own organization’s knowledge. The potential use cases for network operations are fascinating, and today’s guest, Kyler Middleton is here to explain the finer details on how to do it and point us to free resources created so that... Read more »

Guest Chris Grundemann believes that NetOps is in the third phase of networking–improving the network operator experience. Not just making the network functional or improving end user experience. In this episode, Chris tells his origin story at a wireless service provider and growth into a founder of multiple companies. He also shares his community-focused work... Read more »

To cert or not to cert? That is the question Holly & Ethan discuss on today’s episode. Will a certification really land you a networking job? Are certs the guaranteed path to tech career success? We consider this, talking through the benefits, challenges and even risks of networking industry certification. And there’s some bonus material,... Read more »

“You build a shop that solves big problems by solving small problems” is advice given by today’s guest, Merritt Baer. Merritt is currently a CISO at Reco, and has deep security experience in both government and private sectors. She chats with Day Two DevOps podcast hosts Ned Bellavance and Kyler Middleton to discuss the current... Read more »

On today’s show, we chat with Joe Evangelisto, CISO at NetSPI. He recounts his journey to becoming a Chief Information Security Officer, one that started as an IT sysadmin, advanced to management, and led him ultimately to the CISO role. Joe talks about building security programs from the ground up and developing both personally and... Read more »

Grab a virtual doughnut to blaze through this week’s IT news with Johna Johnson and John Burke as Drew Conry-Murray is enjoying his glazed, filled and sprinkled vacation donuts. Today, we’re going to talk about getting good LLMs to do bad things, Dell’s workforce downsizing, Cloudflare’s recent outage, some developments in space networking, and more.... Read more »

There are both benefits and challenges when adopting automation in the public sector, but Red Hat Ansible enhances efficiency, security and service delivery. With the right tooling, network operators can integrate automation into existing environments and improve network security. Providing insights into adopting automation in the public sector are Tony Dubiel, Principal Specialist Solution Architect... Read more »

IT and infosec professionals are used to operating and protecting mission-critical infrastructure; servers, databases, load balancers, and so on. But what about valves that control the flow of gas or oil in a refinery? Temperature and vibration sensors that monitor industrial manufacturing processes? If you’re thinking “That’s not my problem” think again. There’s a whole... Read more »

How do you lead with influence rather than mandate? On today’s show, we talk with JJ Asghar from IBM. JJ shares his extensive experience in managing open-source namespaces like GitHub and npm for IBM. He discusses the challenges of influencing decisions without formal authority and tailoring communication styles for different audiences. JJ also advocates for... Read more »

In today’s episode, we continue the discussion about routing and routing protocols by focusing on commonalities rather than differences among protocols such as OSPF, RIP, EIGRP, or BGP. We explain how, in general, routing protocols discover each other, communicate, maintain relationships, and exchange routing information. Next, we explore the topics of selecting best paths in... Read more »

On today’s Network Automation Nerds, industry veteran Michael Bushong talks about lessons learned from failure. As the network industry grapples with automation and network engineers confront yet another cycle of upskilling and grinding out new certs, he warns against executives and practice leads aiming for the biggest, shiniest project. His advice? Find something that matters... Read more »

This week we dive into security headlines including a botnet bonanza that includes TP-Link routers, Chinese attackers targeting Juniper and Fortinet, and a case study of nation-state actors penetrating the operator of a small US electric utility. We also discuss ransomware attacks targeting critical infrastructure, a backdoor in an Android variant used in streaming devices,... Read more »