In my networking career I haven’t had a chance to work with IPv6 much. But recently I was asked to help with IPv6 related issue and while working on it, I wasn’t able to find any easy to follow guides (or the ones that I have found weren’t working for me). I am hoping that this […]
This is a design guide for an enterprise deployment of a dual stack, routed access layer using OSPF as the routing protocol, with a fully routed ECMP core.
I’ve always advised my clients to carefully plan the implementation of IPv6. The protocol opens new attack vectors on which ne’er-do-wells can assault your infrastructure. There are countless examples I’ve seen such as service providers locking down access to routers using IPv4 transport but leaving IPv6 transport completely open. About a year ago, I stumbled […]
Part 2: The Solution Ready for part 2? Have you read part 1 w/ the facts and clues? If not, go read that now before you continue. Part 1: The Facts and Clues Review the Facts and Clues Again Last we played we were ON R1 and unable to ping the IPv6 address […]
Part #1 – I give you the facts and the clues. Part #2 – I give you what the problem ended up being. Ready to play? This is the IPv6 troubleshooting blog that started off as something else entirely. I was going to do a post on IPv6 Multicasting, so I grabbed 3 ASR1K and […]