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Re: 6to4 deployement issues - was 6to4 security questions




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.