> If you're referring to RFC 7084's: > L-13: If the delegated prefix changes, i.e., the current prefix is > replaced with a new prefix without any overlapping time > period, then the IPv6 CE router MUST immediately advertise the > old prefix with a Preferred Lifetime of zero and a Valid > Lifetime of either a) zero or b) the lower of the current > Valid Lifetime and two hours (which must be decremented in > real time) in a Router Advertisement message as described in > Section 5.5.3, (e) of [RFC4862]. > > then this doesn't say to continue advertising for 2 hours. If the > immediately-sent RA has valid = preferred = 0 (which is one of the permitted > value combinations per the requirement), then I see no requirement for any > subsequent RA to be sent that includes this prefix. Interesting, it was apparently changed in 7084. 6204 didn't have the 0 option for valid lifetime but enforced option b). Ok, learned something today. I guess I will add a sentence to HNCP to enforce the old behavior, so that is clear.
Cheers, Steven _______________________________________________ homenet mailing list homenet@ietf.org https://www.ietf.org/mailman/listinfo/homenet
