----- Original Message ----- From: "Brian E Carpenter" <[email protected]> To: "t.petch" <[email protected]> Cc: <[email protected]> Sent: Friday, September 23, 2011 10:22 PM
> Tom, > > On 2011-09-24 00:56, t.petch wrote: > ... > >>>> That's nice (as long as your routers ignore the all zeros anycast address), > > but the question was: how do we write down IPv6 prefixes? Are we ok with simply > > leaving off the undefined part, or do we insist on proper inclusion of the > > zeros? If the former, how do we avoid ambiguity for prefixes such as ::ffff/96? > > We can't, so all zeros have to be included, it's pretty obvious after this > discussion. So, a prefix is an address followed by /<length> and an address > is as documented in 5952. Well, that is a good proposal, but I would suggest that unless and until it is incorporated in an RFC, then it remains a good proposal rather than a standard or agreed convention: RFC5952bis anyone:-) Tom Petch > > Brian -------------------------------------------------------------------- IETF IPv6 working group mailing list [email protected] Administrative Requests: https://www.ietf.org/mailman/listinfo/ipv6 --------------------------------------------------------------------
