Red Hat 7.something...
---- Begin Original Message ----
From: Darío Mariani <mariani.dario@xxxxxxxxx>
Sent: Mon, 30 May 2005 15:24:04 -0300
To: gerardo juarez-mondragon
<gjuarezmondragon@xxxxxxxxxxxxxxx>
CC: linux-admin@xxxxxxxxxxxxxxx
Subject: Re: DNS caching nameserver problem
Yes, the problem is that your DHCP client is
overwriting the
resolv.conf file. How to avoid this, as far as I
know, is
distribuition specific. What distribution do you
have?
Darío
On 5/30/05, gerardo juarez-mondragon
<gjuarezmondragon@xxxxxxxxxxxxxxx> wrote:
> I have a DNS caching server that works ok until
> it is rebooted. When this happens it restarts
> normally, except the /etc/resolv.conf file is
> altered and the server stops serving names. (The
> line 'nameserver 127.0.0.1' is missing and other
> namservers appear instead).
>
> The server obtains an address through DHCP and my
> theory is that the DHCP server is providing it
> with DNS servers as well, which it substitutes
> when it probably shouldn't.
>
> I have tried a horrible patch in rc.local,
> stopping named, overwriting resolv.conf with a
> correct copy and restarting, but
> editing the file and restarting 'named' does not
> seem to work 100% of the time, requiring
> sometimes one or two restarts of the service to
> make it serve names for the internal hosts.
>
> What do you think is the problem?
> Is there a workaround?
>
> Thank you for your comments.
> Gerardo
>
>
>
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