Francis Dupont wrote: => MHAP is a two space solution (PAs are locators, PIs are identities)

These locators are provider-independent, but should really _not_ be called PI for two reasons: 1. They do _not_ appear in the global routing table. 2. Most of them are geographically aggregated.

and draft-ietf-ipngwg-esd-analysis-05.txt should be read in order to understand pros & cons (note: this draft is expired and can be hard to find).

http://arneill-py.sacramento.ca.us/ipv6mh/draft-ietf-ipngwg-esd-analysis -05.txt Note that this draft is not completely relevant to MHAP. MHAP does have strong similarities with GSE, but is a different protocol as well. Michel.