Different IP's for same FQDM
barmar at alum.mit.edu
Fri Jul 13 02:21:20 UTC 2007
In article <f76mo8$19kt$1 at sf1.isc.org>, Al Sparks <data345 at yahoo.com>
> On our internal network we have the need to return separate IP
> addresses for the same FQDN based on what VLAN you're on. I already
> have views enabled on our server. That means returning a separate
> zone file for each view. But with all these different views, I don't
> want to have to populate each view with all the other zones that would
> be common to each VLAN.
> Ideally, the DNS would do something like this (consider this pseudo
> code with non-standard characters used for readability):
> view "inside-1"
> matches VLAN1
> Has a zone "blah1.subdomain.local"
> view "inside-2"
> matches VLAN2
> Has a zone "blah1.subdomain.local" (but a different db file)
> view "inside-3"
> Has a zone "blah1.subdomain.local" (but a different third db file)
> Matches "VLAN3"
> View "internal"
> Matches all VLANs
> Has lots of different zones, but no "blah1.subdomain.local"
> If someone in VLAN1 tries to resolve a name in one of the zones
> located in the "internal" view, how do we get it to answer up with
> zones in the "internal" view w/o placing all those zones in the
> "inside-1" view?
> === Al
I haven't tried it, but you could configure the inside-* views with
forwarders that point to 127.0.0.1. This recursive query will match the
Barry Margolin, barmar at alum.mit.edu
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