On Sun, Feb 19, 2006 at 10:56:39PM -0500, Joe Abley wrote: > >In fact, I could think of a lot of things. Which is why you don't > >want to build the magic numbers in as compile options or hardware > >offsets, but rather learn them from the route database actually > >advertised to you. > > I think also it's good advice not to assume that what you see on the > v6 Internet today is any indication of what you might see in (say) 5 > years time. RIR assignment policies change; as/if substantial > commercial/production traffic moves to v6, that will cause additional > pressures.
And then there is ADDRARCH [RFC4291] saying: Except for the knowledge of the subnet boundary discussed in the previous paragraphs, nodes should not make any assumptions about the structure of an IPv6 address. Regards, Daniel -- CLUE-RIPE -- Jabber: [EMAIL PROTECTED] -- [EMAIL PROTECTED] -- PGP: 0xA85C8AA0 -------------------------------------------------------------------- IETF IPv6 working group mailing list ipv6@ietf.org Administrative Requests: https://www1.ietf.org/mailman/listinfo/ipv6 --------------------------------------------------------------------