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North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: IPv6 reverse lookup - lame delegation?
[itojun] > i understand some implementation (BIND 9.3?) does this, i think it's all bind9, but certainly all bind 9.2 and later. > but is the behavior documented somewhere in the set of RFCs? yes. marka just quoted all of that. > for instance, does djbdns do it? does MS DNS server do it? > > i'm very skeptical about the possibility (or reality) of DNAME-based > transition. as a practical matter, it is impossible to ensure that all name servers and resolvers understand DNAME. but it is very possible to ensure that a given zone, such as "8.f.4.0.1.0.0.2.ip6.arpa" in ISC's case, is only served by authority servers who understand DNAME and do CNAME synthesis. therefore it is very practical to consider a DNAME-based transition.
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