Suboptimal behavior from nsd

Ted Lindgreen
2004-01-12T15:28:11Z

[Quoting Alexis Yushin, on Jan 12, 16:10, in "Re: Suboptimal behav
..."]
> Once Ted Lindgreen wrote:
> >[Quoting Stephane Bortzmeyer, on Jan 12, 14:55, in "Re: Suboptimal
behav ..."]
> >> On Thu, Jan 08, 2004 at 02:36:51PM +0100,
> >>  Ted Lindgreen <ted at tednet.nl> wrote
> >>  a message of 49 lines which said:
> >>
> >> > An authoritative-only server should only produce the
necessary
> >> > glue:  info about in-zone nameservers, and no other
Additional
> >> > data.
> >>
> >> So, BIND is wrong?
> >
> >No, BIND is (per default) not an "authoritative-only server".
> >
> >BIND is (also) a caching forwarder, and caching forwarders can/may
> >give back any RRsets it has properly looked up and successfully
> >cached earlier, when it believes such RRsets may to be relevant to
> >the requestor (like an A RR to which a CNAME or an MX points).
>
> As long as AA flag is not set on the answer.

No, that is not true:

  The AA flag reflects the status of the info in the "ANSWER SECTION",
  and says nothing about status of the info in the "ADDITIONAL
SECTION".

-- ted