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 »

Today we talk with Tommy Jensen, a Senior Technical PM Strategist at Microsoft, about IPv6 support in Windows. Tommy shares what he hears from enterprises that are moving toward IPv6-mostly, strategies for dealing with older applications and devices that expect IPv4, and how the customer conversations he’s having about IPv6 now are more engaged and... 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 »

AI can impact an enterprise in several ways: making individuals more productive, making products and services more effective, and making it easier for customers and partners to do business. IT plays a critical role in enabling AI to have these impacts. On today’s sponsored Heavy Strategy, Cisco CIO Fletcher Previn explains how to locate AI use... Read more »

Today on Heavy Wireless we welcome Jerry Olla to give us details from his talk “Roaming Wars: How Wi-Fi Devices Handle 2.4, 5, and 6 GHz”. Jerry tested the roaming behavior of popular Wi-Fi clients across 2.4, 5, and 6 GHz. He explains his testing protocol and results, and answers questions such as whether tri-band... 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 »