Noel, On Feb 17, 2012, at 10:32 AM, Noel Chiappa wrote: >> From: Bob Hinden <bob.hinden@xxxxxxxxx> > >> the other reason why we went with 128-bit address with a 64/64 split >> as the common case and defining IIDs that indicate if they have >> global uniqueness. This creates a framework that an ID/locator split >> could be implemented. ... we have a framework that would allow it >> without having to roll out another version of IP. > > Alas, the inclusion of _both halves_ of the IPv6 address in the TCP > checksum means the framework you speak of is basically useless for an > identity/location split. > That's why I described it as a framework. The TCP pseudo-checksum would have to change and likely the addition of some sort of authentication at connection establishment to associate an identifiers with a set of locators. Not trivial, but doable. Bob _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf