In message <200903121454.n2cesvel019...@metis.hicks-net.net>, Gregory Hicks wri
tes:
>
> > Date: Thu, 12 Mar 2009 13:43:44 +0200
> > Subject: Two outgoing queries for each incoming query
> > From: My Name <mylistuser1...@gmail.com>
> > To: bind-users@lists.isc.org
> >
> > Is this possible with 9.6.0-P1 or do I need to change the code (all
> > ideas where to start are welcome, I haven't looked at the code yet).
> >
> > I want to setup a forwarder and each incoming query (in fact only A
> > or AAAA) should be sent to two different upstream servers.
>
> Why? Bind already does this. If there are two (or more) servers
> serving a zone, it will already query all of them for the initial
> query. However, it uses the answer from the server that has the
> fastest response time.
No. It will query multiple servers in turn as needed to
satisfy queries. RTT estimates are most effective with
infrastructure zones as those are the ones queried most
often. Named tries to minimize the number of queries it
makes.
> Regards,
> Gregory Hicks
> ---------------------------------------------------------------------
> Gregory Hicks | Principal Systems Engineer
> | Direct: 408.569.7928
>
> People sleep peaceably in their beds at night only because rough men
> stand ready to do violence on their behalf -- George Orwell
>
> The price of freedom is eternal vigilance. -- Thomas Jefferson
>
> "The best we can hope for concerning the people at large is that they
> be properly armed." --Alexander Hamilton
>
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Mark Andrews, ISC
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