Forward Nameserver Question

Sam Wilson Sam.Wilson at ed.ac.uk
Mon Mar 8 10:38:22 UTC 2004


In article <c2avf7$318a$1 at sf1.isc.org>, Barry Margolin
<barmar at alum.mit.edu> wrote:

> In article <c2ahj2$2pqs$1 at sf1.isc.org>, demone33 at yahoo.it (Sara) wrote:
> 
> > Hi all,
> > 
> > I have a nameserver (dns1) that is authoritative only for domain1.com
> > and domain2.com and cannot access the Internet. On the same subnet, a
> > different nameserver (dns2) exists and can access the Internet. I'd
> > like clients (resolvers) to configure the former as their nameserver
> > and I'd like the dns1 to forward all the other requests to dns2
> > (recursive queries?).
> > From what I read from the BIND ARM, it seems I cannot do that with the
> > "forward" directives. Can you please kindly correct me or suggest the
> > proper configuration setting?
> 
> I'll correct you.  That's precisely what the "forwarders" option is for.

With one caveat - if your dns1 serves a different version of
domain1.com and domain2.com than the rest of the internet sees you
cannot make it forward queries to dns2 for names in those domains that
are known to dns2 and not to dns1.  (Sorry about the length of that
sentence!)

Sam


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