DDNS updates to two master DNS servers

[Glen R. J. Neff]

On Tue, 2008-12-02 at 12:52 -0500, Jeffrey Hutzelman wrote:

> You can do that if the zones are static.  Once you begin accepting dynamic 
> updates, you can't just drop in new zone files, and you really need a 
> single master to insure consistency.  Otherwise, sooner or later you're 
> going to end up in a situation where some updates were applied to one 
> server but not the other, and now both the zone contents and serial numbers 
> are out of sync.

With bind, you may not be able to do multi-master DDNS zones, but you
can configure slaves to accept and forward updates to the master.

-G

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 * Glen R. J. Neff
 * RTP TSG Network Team
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