Model of Operation MN discovers ARs via RFC2461 Router Advertisements (RAs) If RAs contain prefix options, MN can configure addresses using RFC2462, then “register” them with the network by sending DHCP Solicit/Request with IP address options If RAs contain no prefix options, or if prefix delegation is desired, MN requests prefixes by sending DHCP Solicit/Request per RFC3633 AR relays DHCP Solicit/Request to a DHCP server associated with a MAP |