Re: Last Call: <draft-ietf-6man-rfc4291bis-07.txt> (IP Version 6 Address

> >    IPv6 unicast routing is based on prefixes of any valid length up to
> >    128 [BCP198].  For example, [RFC6164] standardises 127 bit prefixes
> >    on inter-router point-to-point links.  However, the Interface ID of
> >    unicast addresses used for Stateless Address Autoconfiguration
> >    [RFC4862] is required to be 64 bits long. The rationale for the 64
> >    bit boundary in IPv6 addresses can be found in [RFC7421]
> i can live with this.
+1

Steinar Haug, AS2116