how do I get a single DNS to return addresses based on query source address

[Mark_Andrews at isc.org]

> 
> The problem:
> 
> I would like to have a single DNS server (bind) running on my 
> network.  This server should return an internal (non global) address 
> when the source address of the query is internal as well.  Otherwise, 
> it should return the external (global) address.  From what I can tell 
> from the docs, sortlist (in options) SHOULD be able to do this, but 
> it isn't clear exactly how to get it to do so.
> 
> E.g.
> 
> Internal network: 192.168.1.0/24
> 
> If a query comes from this network, for 'mail', the resolved address 
> should be 192.168.1.5.  If it comes from outside this network, the 
> resolved address should be 216.135.198.111 (all addresses are 
> "fictitious").
> 
> Thanks! - Yossie
> 
	You need BIND 9 and to make use of the views mechanism.
	
	Sortlist is not appropriate for this.

	Mark
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark.Andrews at isc.org