[Pdns-users] PowerDNS recursor stripping AA bit from forwarded responses

bert hubert bert.hubert at powerdns.com
Fri Feb 23 00:34:17 UTC 2018

On Thu, Feb 22, 2018 at 03:32:31PM -0800, Julian Mehnle wrote:
> If I set it up this way, all the responses coming back to the recursor are
> having their AA bits stripped (set to 0) (presumably by this code
> <https://github.com/PowerDNS/pdns/blob/master/pdns/pdns_recursor.cc#L814>
> when forwarded back to the client.  Is this intentional?  Would it make
> sense to leave the AA bit alone when forwarding back authoritative
> responses?  If not, why not?


Resolvers rarely if ever send out AA=1 answers. If you literally want to
forward packets, dnsdist may be a better choice. 

Is the current behaviour causing you problems? If so can you tell us about
those problems?



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