IPv6 Buzz

IPB180: IPv6 Basics – Deployment

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 »

IPB179: IPv6 DNS Gotchas

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 »

IPB178: Remembering Fred Baker

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 »

IPB177: Introducing the IPv6 Compatibility Checker

The Hexabuild team is providing a new community resource, an IPv6 compatibility checker, for those trying to figure out IPv6 network hardware and software compatibility. It’s currently in an alpha version. We talk about what inspired it, what it does, and possible future updates. We also want to get your feedback on whether this is... Read more »

IPB176: How to Number Point-to-Point Links

Let’s chat about point-to-point links. On today’s episode we cover what should and shouldn’t be done, and discuss why following RFC’s doesn’t always get you to the right place. We dig into questions including: Don’t we just use link-local addresses for point-to-points? Shouldn’t we assign a /127, just like we do a /31 in IPv4?... Read more »