draft-ietf-ipngwg-dns-lookups-04.txt

Jim Bound bound at zk3.dec.com
Mon Jun 28 18:41:07 UTC 1999


Tom,

>> Why for the record and so its in the archives for future reference OK?

>Once A6 records are specified, there would be two ways of doing the
>same thing (i.e., query the DNS for v6 addresses). Implementers need
>some guidance as to which of these two approaches to implement.
>Moreover, AAAA records are deployed today, while A6 records are
>not. Thus, a transition strategy for migrating from AAAA to A6 is
>necessary.
>
>If this stuff isn't specified in an RFC, vendors will likely not know
>what to do and make choices that aren't well thought out (e.g, ship
>resolvers that do AAAA only or A6 only). Thus, some guidance is needed
>to insure that once folks actually start deploying A6, it can be made
>to work in a sensible fashion.
>
>This is akin to an applicability statement stating in what context
>some new feature should be used and how it relates to an existing
>feature that it conflicts/overlaps with.

thanks.
/jim


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