"domain switching / substitution"
Mark_Andrews at isc.org
Mark_Andrews at isc.org
Thu Dec 4 22:53:31 UTC 2003
> Searched the acrhives and did't find an answer to this one. Is it
> possible to do a domain switch.
>
> You are the SOA of blah.com and blam.com. Currently all clients are set
> to resolve using the domain blah.com. You want to switch over to
> blam.com but you don't want to touch the clients. So you what you want
> to have happen is that when a client asks to resolve joe.blah.com you
> will automatically report the ip of joe.blam.com. I know I can create
> individual cnames but can you just do it accross a domain. This was
> possible on a piece of software (meta ip from checkpoint) that was based
> on bind but I was wondering if there is some clever way of doing this
> like a zone statement. Thus allowing to me throw a switch and blah goes
> to blam and vice-versa. Probably a better anology is that I have 30
> machines in $host.server.a.blah.com and the same 30 machines in
> $host.server.b.blam.com(different ip address, same name). when I get
> the signal I just want clients that request host.server.a.blah.com to
> get (point to what ever) get the ip of host.server.b.blam.com.
>
> JOHN
You need a server that supports DNAME.
blah.com. SOA
blah.com. NS
blah.com. MX
blah.com. A
blah.com. DNAME blam.com.
--
Mark Andrews, Internet Software Consortium
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: Mark.Andrews at isc.org
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