Packet Pushers - Full Podcast Feed

Take a Network Break! Guest opinionator Tom Hollingsworth joins Johna Johnson to opine on the latest tech news. On the vulnerability front, several versions of BentoML are open to a server side request forgery. Looking at tech news, Intel will spin out its networking and edge group as it continues cost-cutting, Palo Alto Networks makes... Read more »

On Heavy Networking today, AI operations for networking. That is, how do we delegate some amount of responsibility for network operations to artificial intelligence? Cisco is our sponsor, and our guests are Omar Sultan, Director for Product Management of Automation and AI; and Javier Antich, Chief Mad Scientist for AI (yes, that’s his title!). We talk... Read more »

What’s the next era of network management and operations? Total Network Operations talks to Mahesh Jethanandani, Chair of NETCONF Working Group and Distinguished Engineer at Arrcus. Mahesh describes a workshop from December of 2024 that sought to investigate the past, present, and future of network management and operations. He talks about the IETF’s role in... Read more »

We’re continuing our IPv6 Basics series discussing on this episode deployment.  We’ll help you sort out why you should deploy IPv6, things to consider before starting a deployment, and what approach you should take such as “inside out” vs. “outside in” and when you should deploy IPv6. Lastly we explain why you should seek out... Read more »

We ask listeners for follow up and you’ve sent it in. On today’s show we respond to listener comments and corrections on tunneling, the link aggregation control protocol, link aggregation in general, and DHCP options. We also talk about the network engineering certification journey. If you’ve got a “Well, actually” or any other follow up,... Read more »

On today’s show, we talk to Armon Dadgar, co-founder and CTO of HashiCorp regarding HashiCorp’s future within IBM. We start with a quick recap of IBM’s acquisition of HashiCorp and then move on to the challenges of bringing a small, young tech company into a huge corporation that makes lots of its revenue on legacy... Read more »

Mobile devices blur the boundaries between personal and work devices and are packed with sensitive information, making them popular targets for malware, spyware, and data collection. On today’s Packet Protector we dig into strategies for managing threats to mobile devices with guest Akili Akridge. Akili started his career pulling burner phones off suspects as a... Read more »

Orb is an intelligent app and platform designed to help consumers understand and improve their internet connectivity. Orb continuously monitors networks to give a complete picture of true internet experience, beyond just peak speed. Today’s guest, Doug Suttles, CEO and co-founder of Orb, explains exactly what Orb does, including speed, responsiveness and reliability testing, plus... Read more »

Take a Network Break! In our Red Alert section we note that memory safety bugs bug Firefox and Thunderbird, and on-prem SharePoint instances are under attack. In tech news, Fortinet adds support for Post Quantum Cryptography in FortiOS, Cato Networks integrates Azure Virtual WANs to its SASE offering, and we weigh the pros and cons... Read more »

Adyen is a global payments processor whose primary business is providing payment services for merchants, retailers, and venues, as well as online payments. On today’s Heavy Networking we talk about a firewall automation project the company has undertaken. With dozens of change requests coming in every day that need to touch network and host firewalls,... Read more »

Auvik is network management software that lets users monitor, manage, and troubleshoot their networks. On today’s sponsored episode we talk with Doug Murray, CEO; and John Harden, Director of Strategy & Technology Evangelism, both from Auvik, about the challenges facing today’s network operators. We look at the rise of the IT generalist, workloads and burnout,... Read more »

Laura Santamaria opens the listener mailbag to answer questions, including how to say yes or no to leadership opportunities without tanking your career or trashing your work-life balance. She also explores the mid-year review process and offers tips for successful self-evaluation and paths to self-growth. Episode Links: The Line Between Management and IC Leadership –... Read more »

Ethan and Holly continue their OSPF journey this week with OSPF Network Types. They discuss the two main OSPF network types used today: the broadcast and point to point networks. They also explain designated routers, backup designated routers, and when those are used and why. Lastly they discuss some soft skills – knowing your vendor... Read more »

How is Infrastructure-as-Code (IaC) evolving? How does user experience fit in? Today on The Cloud Gambit, Cory O'Daniel, Co-Founder & CEO of Massdriver, lends his experience as a coder, architect, and founder to help us answer these questions. Cory also discusses what it was like building and funding a startup in the 2021-2022 market, the... Read more »

NautobotGPT is a new AI assistant for Nautobot that helps engineers with network automation, answers questions, recommends tooling, and delivers working code. We discuss the user experience of NautobotGPT with Matthew Schwen, Associate Director of Network Automation at Humana, CoFounder and CTO of PortalCX; and Brad Haas, VP of Professional Services at Network to Code.... Read more »

CyberRatings, a non-profit that performs independent testing of security products and services, has released the results of comparative tests it conducted on Secure Service Edge, or SSE, services. Tested vendors include Cisco, Cloudflare, Fortinet, Palo Alto Networks, Skyhigh Security, Versa Networks, and Zscaler. We look at what was tested and how, highlight results, and discuss... Read more »

Whether it’s CNAME records pointing to dead endpoints or abandoned cloud storage buckets still mentioned in the makefile or Chef recipe, seemingly innocuous bits of infrastructure that don’t get cleaned up can turn into serious security threats. (Both of these examples are taken from real-life attacks, BTW). When and how and who within IT should... Read more »

Take a Network Break! We begin with a listener question about a paper critiquing Shor’s Algorithm and quantum computing, and touch on a remote code execution vulnerability in Riverbed SteelCentral NetProfiler / NetExpress 10.8.7. We discuss a Cloudflare BGP misconfiguration that caused the Internet to hiccup, Broadcom’s new Tomahawk Ultra ASIC aimed for–you guessed it–AI... Read more »

Today on the Tech Bytes podcast, sponsored by Palo Alto Networks, we examine how SASE is being adopted and deployed by enterprise customers. What does this integration of networking and security mean for the teams that need to operate this solution? We talk with Palo Alto Networks about SASE as a transformative technology for networking... Read more »

Kevin Nanns is today’s guest on Total Network Operations. Kevin describes his “Wizard of Oz” moment when he discovered the world of networking. He talks about how he came up through the ranks working a help desk and then in a NOC, and his climb up the certification ladder. We also discuss how AI is... Read more »

We have a network automation discussion for you today from sponsor Megaport. At the AutoCon3 conference earlier this year, Luke Gollan presented on a complex network automation project migrating Megaport's API-driven software defined network from a legacy VXC overlay to an EVPN framework. This helped improve scalability, but was fraught with practical challenges, not the... Read more »

Let’s talk about common misconceptions regarding DNS and IPv6. We’ve heard these often enough that we felt we should talk through each one. We cover issues including what kind of DNS record types can be returned via IPv6 (and IPv4, too), more details on what really goes on with Happy Eyeballs, and combining A/AAAA records... Read more »

Our OSPF series continues with a look at OSPF neighbor formation and related timers. We talk about the five major packet types that carry information among OSPF routers, how OSPF routers become neighbors, how they negotiate link-state database exchanges, keep-alive messages, and how they negotiate designated and backup routers when multiple devices are on the... Read more »

Curl is a widely used open source tool and library for transferring data. On today’s Day Two DevOps we talk with curl creator Daniel Stenberg. Daniel gives us a brief history of curl and where it’s used (practically everywhere). We also discuss the impact of AI on curl. Open source projects are often starved for... Read more »

There’s lots of use cases for a portable edge devices that can provide compute and wireless connectivity: emergency response, a remote industrial site, an instant retail location, and so on. Heavy Wireless dives into HiveRadar’s instant edge in a box, which provides Intel NUCs, integrated switching, a wireless gateway, a PDU, support for G5 and... Read more »

There’s lots of juicy stories in our monthly security news roundup. The Scattered Spider hacking group makes effective use of social engineering to target MSPs, Microsoft pushes for better Windows resiliency by rethinking kernel access policies for third-party endpoint security software, and the US Justice Department files indictments against alleged operators of laptop farms that... Read more »

Take a Network Break! We start with listener follow-up on Arista market share in the enterprise, and then sound the alarm about a remote code execution vulnerability in Adobe Experience Manager. On the news front, Arista buys VeloCloud to charge into the SD-WAN market, CoreWeave acquires a cryptominer to get access to GPUs and electricity... Read more »

Today on the Tech Bytes podcast we explore NVDs, or Nokia Validated Designs, for enterprise data center networks. NVDs are developed to address a broad set of customer requirements and undergo extensive testing of hardware, software, and traffic. We talk with sponsor Nokia about its validation process, customer benefits, NVD use cases, technical details, and... Read more »

Cisco recently announced a major evolution to its certification roadmap: starting February 2026, the popular DevNet certifications will transition to a brand-new Automation track. Joining us today is Francois Caen, Product Manager at Cisco, also an expert in network automation and a recognized voice in the Cisco Learning and Certification Community. We talk with Francois... Read more »

Quantum computing is here, and it’s being used for more than cracking encryption. On today’s Packet Protector we get a primer on quantum, how it differs from classical computing, its applications for difficult computing problems, why quantum will be the death of blockchain, and how to think about quantum risks. Our guest, Johna Johnson, is... Read more »

Here we are, a bit more than halfway through the year. How's your execution against your strategy going? Roiled by the economy? Disrupted by tariffs? Thrown off by staff retirements? If you built a proper technology strategy in the first place, driven by the business strategy, then no matter what is happening don't ignore it,... Read more »

Take a Network Break! HPE and Juniper have settled with the US Department of Justice, allowing HPE’s $14 billion purchase to move forward. However, as part of the deal, Juniper must grant a full license to its AI Ops for Mist source code to one, or perhaps two, companies via an auction to be overseen... Read more »

The Cloud Gambit is joining the Packet Pushers network! Launched in 2023 as an independent podcast, The Cloud Gambit cuts through the hype to deliver what actually matters in cloud and AI. Hosts William Collins and Eyvonne Sharp decode the strategies, technologies, and market forces reshaping enterprise infrastructure. Built for engineers who lead, leaders who... Read more »

SNMP is still widely used in today’s networks. But modern telemetry and network observability are bringing changes to network monitoring. Today’s Heavy Networking is a roundtable discussion about alternatives to SNMP and real-world use cases for those alternatives. This episode was inspired by a request from listener Nikolay. He says… While telemetry (gRPC, etc.) is... Read more »

On today’s show we talk about NetDevOps and AI Ops with Greg Freeman, VP of Network and Customer Transformation at Lumen. Greg spearheads network automation, orchestration ,and AI strategy, guiding the highest technical tier in operations and championing NetDevOps methodologies. We talk about the people and work culture that’s influenced the development of automation and... Read more »

By popular request (and now that we have some other background topics covered) we start our series on the Open Shortest Path First (OSPF) routing protocol. We kick off the series with OSPF basics including Link State Advertisements, Link State Database, and other related essentials. We’ll explore additional OSPF topics over subsequent episodes. This week’s... Read more »

Today’s show is in memory of Fred Baker, who passed away on June 18, 2025. Fred was a pivotal figure in the IPv6 community. He was the long-time chair of the v6ops working group, and had a distinguished career at Cisco as a Technical Fellow. To honor Fred and his contributions, we’re sharing our interview... Read more »

MCP, or Model Context Protocol, is an open-source project originally created by Anthropic. MCP is designed to let AI agents to connect to data repositories, applications, business and developer tools, and other agents to execute tasks and carry out instructions. Day Two DevOps explores the capabilities and pitfalls of MCP, how the protocol works, and... Read more »

Take a Network Break! Our Red Alert is a remote code execution vulnerability in Roundcube. On the news front, HPE announces GreenLake Intelligence, which will bring agentic AI capabilities to the HPE portfolio, Pure Storage brings cloud-like operations for on-prem storage, and Juniper Networks adds predictive analytics to its data center ops platform. Weka rolls... Read more »

Today on the Tech Bytes podcast, sponsored by HPE, we get a preview of HPE Discover. We talk about networking, security, and agentic AI announcements coming out of the event. We'll also talk about how HPE is converging network and security in its product portfolio, and HPE's approach to AI both as a tool being... Read more »

Today’s Packet Protector digs into risks and threats you might encounter in a Kubernetes environment, what to do about them, and why sometimes a paved path (or boring technology) is the smartest option. My guest is Natalie Somersall, Principal Solutions Engineer for the Public Sector at Chainguard. We talk about risks including identity and access... Read more »

AI is already widely used for wireless network operations. On today’s show, we look at how AI and machine learning are also being applied to wireless design and site surveys. My guest is Jussi Kiviniemi, Founder and CEO of Hamina Wireless. We talk about how Hamina is developing and  implementing AI tools to help designers... Read more »

Service provider networks face a couple of difficult challenges: how to map service level agreements to actual network health and performance, and how to deliver service assurance to customers regardless of what happens on the network. On today’s sponsored Heavy Networking we talk with Cisco Systems about its approach to service assurance, how Cisco is... Read more »

At AutoCon 3 in Prague, Scott Robohn sat down with Ernest Lefner from sponsor Gluware to talk about lessons learned throughout his career: from his early days of pulling cable to becoming Chief Product Officer at Gluware and helping to found ONUG. Ernest talks about being a continuous technology learner, and also about the need... Read more »

People consistently overestimate their ability to predict whether a new product or feature will be a success. Instead of blithely going forward with a project that takes up lots of resources and yields minimal results, today’s guest says we should get our ideas into contact with external reality as quickly as possible, and maybe do... Read more »

If you need to route in your network, you can program static routes into all your routing-capable devices. And this can work. But at some point, you’re probably going to want to switch to a dynamic routing protocol. On today’s N Is For Networking, Ethan and Holly discuss the differences between static and dynamic routes,... Read more »

On today’s show, we’re joined NetBox Labs co-founders Mark Coleman and Kris Beevers. They recount how they founded NetBox Labs and discuss its growth and how it’s being used. We also delve into the NetBox Labs community and its importance for users. And of course, there’s the ever-present AI discussion. Mark and Kris also talk... Read more »

Secrets trickle out through misconfigurations, poor tooling, and rushed Git commits. Today's guest, John Howard, joins us on Packet Protector to walk through practical secrets management with Vault and TruffleHog to help make sure you don’t expose your privates. John discusses work he’s done to build an automated process in his organization for developers and... Read more »

IT teams deal with technology lifecycle issues all the time–including Y2K, which enterprises across the world grappled with for years. The Epochalypse, or Year 2038 Problem, is similar. Specifically, some Linux systems' date-time counters will go from positive to negative at a specific date in 2038, potentially wreaking havoc on embedded systems and any other... Read more »

Take a Network Break! Our Red Alert for the week is a remote code execution vulnerability in open-source XDR platform Wazuh. In tech news, we dig into several announcements from Cisco Live US including: unified management of Meraki and Catalyst gear, new switches, an AI Assistant for the Meraki dashboard, a Deep Network Model LLM,... Read more »

There’s an old saying that a journey of a thousand miles begins with the first step. On today's show, we talk about taking your first step into network automation with guest Joseph Nicholson. He's been automating at NTT Data for many years now and has some perspective to share. He's a network engineer by trade,... Read more »