nanog mailing list archives
Re: IPv6 routing /48s
From: Mark Andrews <Mark_Andrews () isc org>
Date: Wed, 26 Nov 2008 12:00:49 +1100
Mark Andrews writes:
In message <20081126002425.GO78345 () burnout tpb net>, Niels Bakker writes:* alh-ietf () tndh net (Tony Hain) [Wed 26 Nov 2008, 01:03 CET]:In any case, content providers can avoid the confusion if they simply putupa local 6to4 router alongside their 2001:: prefix, and populate DNS with both. Longest match will cause 2001:: connected systems to chose that dst,while 6to4 connected systems will chose 2002:: as the dst. There is no needHuh? Longest match done by web browsers and other applications? Since when?FreeBSD 6 has is as part of the standard getaddrinfo() implementation. % grep -r in6_addrpolicy /usr/src/lib/libc /usr/src/lib/libc/net/getaddrinfo.c: struct in6_addrpolicy pc_policy; /usr/src/lib/libc/net/getaddrinfo.c: struct in6_addrpolicy *pol, *ep; /usr/src/lib/libc/net/getaddrinfo.c: ep = (struct in6_addrpolicy *)(buf + l); /usr/src/lib/libc/net/getaddrinfo.c: for (pol = (struct in6_addrpolicy *)b uf; pol + 1 <= ep; pol++) { /usr/src/lib/libc/net/getaddrinfo.c: struct in6_addrpolicy *pol; /usr/src/lib/libc/net/name6.c: struct in6_addrpolicy pc_policy; /usr/src/lib/libc/net/name6.c: struct in6_addrpolicy *pol, *ep; /usr/src/lib/libc/net/name6.c: ep = (struct in6_addrpolicy *)(buf + l); /usr/src/lib/libc/net/name6.c: for (pol = (struct in6_addrpolicy *)buf; pol + 1 <= ep; pol++) { /usr/src/lib/libc/net/name6.c: struct in6_addrpolicy *pol; %
And it was added on 30-Oct-03 according to CVS. Mark -- Mark Andrews, ISC 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4742 INTERNET: Mark_Andrews () isc org
Current thread:
- Re: IPv6 routing /48s, (continued)
- Re: IPv6 routing /48s Jack Bates (Nov 19)
- RE: IPv6 routing /48s TJ (Nov 19)
- Re: IPv6 routing /48s Christopher Morrow (Nov 19)
- Re: IPv6 routing /48s Jack Bates (Nov 19)
- Re: IPv6 routing /48s Christopher Morrow (Nov 19)
- Re: IPv6 routing /48s Mike Leber (Nov 19)
- Re: IPv6 routing /48s Jack Bates (Nov 19)
- Re: IPv6 routing /48s Nathan Ward (Nov 19)
- Re: IPv6 routing /48s Pekka Savola (Nov 20)
- Re: IPv6 routing /48s Mohacsi Janos (Nov 26)
- Re: IPv6 routing /48s Mark Andrews (Nov 26)