IPv6 addressing for core network

Wed Feb 9 22:06:40 UTC 2011

On Feb 9, 2011, at 9:30 AM, David Freedman wrote:

> I think the solution to all of these problems is really to use public
> addressing but filter access to it at your edge (yes, even ICMP TOOBIG
> can be filtered safely if you have designed things in a sane way)
> 
Filtering ICMP TOOBIG is actually bad. No matter how sane your
design is, you can't count on someone further down the road not
having a smaller MTU (unless you're running a 1280 MTU).

Owen