Setting forwarders timeout in BIND9
Mark Andrews
Mark_Andrews at isc.org
Thu Nov 18 12:18:55 UTC 2004
> Jan Harnisch <blackhole at fgb.mw.tum.de> wrote:
> > [ Repost because of local newsserver problems. Sorry. ]
>
> > Hi all,
>
> > in my Bind 9.2.1 configuration, I have three forwarders configured:
>
> > forwarders {
> > 129.187.65.2;
> > 129.187.44.217;
> > 129.187.10.25;
> > };
>
> > Recently, the first forwarder went down. During this time, my Bind=20
> > continued querying the first (unavailable) forwarder until reaching the=
> =20
> > timeout and querying the next. Unfortunately, this timeout is=20
> > uncomfortably long (long enough to reach the DNS timeout on some client=
> =20
> > machines).
> > So, is there any way to reduce this timeout? Would e.g. configuring mor=
> e=20
> > forwarders reduce the timeout (as it did with Bind v4), or is there a=20
> > better way?
> > Greetings&Thanks,
>
> The nest way is to eliminate forwarding. The next best is to use bind-8=20
> which has an adoptive selection of forwarders.
or use 9.3.0
1367. [func] Use response times to select forwarders.
> --=20
> Peter H=E5kanson =20
> IPSec Sverige ( At Gothenburg Riverside )
> Sorry about my e-mail address, but i'm trying to keep spam out=
> ,
> remove "icke-reklam" if you feel for mailing me. Thanx.
>
>
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark_Andrews at isc.org
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