Pekka Savola wrote:
On Fri, 22 Nov 2002, Brian E Carpenter wrote:
RFC 3056 forbids announcing prefixes longer than 2002::/16, and instructs ISPs to filter them, to avoid polluting the IPv6 DFZ with IPv4 specifics.
Yes. .. which is why I proposed a model where 6to4 relays are interconnected using eBGP multihop peerings, and IPv6 DFZ would be safe, and everyone would be happy :-).
How does this help a 6to4 router to check if the packet is coming from a legitimate 6to4 relay? - Alain.