That was my understanding. It would only overflow if you actually had enough NS records that the NS records themselves couldn't fit in the answer section.
-- -Ben Croswell On Tue, Feb 3, 2009 at 1:00 AM, Barry Margolin <bar...@alum.mit.edu> wrote: > In article <gm7ksm$198...@sf1.isc.org>, bsfin...@anl.gov wrote: > > > One downside - if you have many NS records, then they might not all > > fit in one UDP packet (the Authority and/or Addition sections of a > > response to a DNS query). This will cause the protocol to revert > > to TCP. > > Truncation isn't supposed to happen if you overflow in the Additional > section, is it? These records are already optional, so they can be left > out if it would cause the packet to exceed the maximum UDP size. > > -- > Barry Margolin, bar...@alum.mit.edu > Arlington, MA > *** PLEASE don't copy me on replies, I'll read them in the group *** > _______________________________________________ > bind-users mailing list > bind-users@lists.isc.org > https://lists.isc.org/mailman/listinfo/bind-users >
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