Hi, On Fri, Feb 24, 2017 at 07:42:21AM +1100, Mark Smith wrote: > It can't be changed without invalidating all of the other RFCs that > have utilised 64 bit identifiers. Except for the few that explain how to use /126 or /127, right? Gert Doering -- NetMaster -- have you enabled IPv6 on something today...? SpaceNet AG Vorstand: Sebastian v. Bomhard Joseph-Dollinger-Bogen 14 Aufsichtsratsvors.: A. Grundner-Culemann D-80807 Muenchen HRB: 136055 (AG Muenchen) Tel: +49 (0)89/32356-444 USt-IdNr.: DE813185279