On 29 November 2017 at 21:23, Andrew Sullivan <a...@anvilwalrusden.com> wrote:
> On Wed, Nov 29, 2017 at 09:18:39PM +0000, Dick Franks wrote: > > > > And said referral could be to an arbitrary node in the DNS tree, i.e. > > possibly "upward"? > > > > Or am I missing something? > > That depends on whether you believe the later part of the algorithm in > RFC 1034 (where it says to do things from the cache) is part of the > "referral" part, particularly in a mixed-mode server where it has > received a query with RD=0. The list appears to have strong feelings > about that. It's why Joe and I wrote draft-sullivan-dnsop-refer-down. > Mark's example involved two unrelated (which I mistakenly referred to as arbitrary) zones, and a server having authoritative data for both. Cached data not involved. Until Mark's intervention, I was convinced that referrals were downwards only. I was trying to establish if this creates a counter-example, which might require me to unconvince myself. > _______________________________________________ > DNSOP mailing list > DNSOP@ietf.org > https://www.ietf.org/mailman/listinfo/dnsop >
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