[CentOS] BiND Failover

[Finnur Örn Guðmundsson]

Per Qvindesland wrote:
> Hi list,
>
>
> I've two servers running the same ldap service. A is primary server and B is
> simply a mirror, and accounts from server A are constantly synchronized with
> B.
>
> Now I don't have a automatic failover solution, whenever server A goes down,
> I have to point the domain's A record to server B and wait for the DNS to
> get updated. Takes quite a lot of time but the ldap service is crucial to
> the system and shouldn't be down for longer than a few minutes.
>
> I've heard about Dyndns? They provide automatic failover if one server does
> down, what I want to know is if I can do the same using Bind? And if it's
> possible to do it automatically? Without human intervention.
>
> I don't want a round-robin solution, I want a automatic switchover if
> primary box goes down.
>
> Regards
> Per Qvindesland
>
>
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>   
You could try something like this:
http://dag.wieers.com/howto/bits/bind-ddns.php

Bgrds,
Finnur