> I'm toying around with some IPv6 mesh concepts and came across > 464XLAT[1,2] for dealing with IPv4 in IPv6 Networks. Please don't. v4-to-v6-to-v4 translation is a horrible idea (have a look at RFC 6145 and 6146 for the gory details). DS-Lite, which uses tunnelling insted, is a much cleaner solution. -- Juliusz