[ubuntu-us-ut] Someone is re-writing my /etc/resolv.conf

Hans Fugal hans at fugal.net
Sat Dec 22 10:34:00 MST 2007


See if the resolvconf package is installed and running.

On Thu, 20 Dec 2007 at 15:52 -0700, Charles Curley wrote:
> On Thu, Dec 20, 2007 at 12:16:54PM -0700, Joseph Hall wrote:
> > IF you were running Red Hat (and I realize that you're not) then you
> > could edit the config file for that interface (i.e.
> > /etc/sysconfig/network-scripts/ifcfg-eth0) and add a line that says
> > "PEERDNS=no". That would tell the dhcp client not to overwrite the
> > /etc/resolv.conf file.
> > 
> > But you're not running Red Hat. You're running Ubuntu, and it uses a
> > single /etc/network/interfaces file for all of the interfaces. But I'm
> > 90% certain there's a similar option in Ubuntu. Perhaps the Ubuntu
> > Utah folk would know?
> 
> I may have a solution.
> 
> I conjecture that as long as the dhclient runs, it doesn't update its
> configuration files, so it never picks up the changes to dhclient.conf
> (wherein I specify my internal name servers as "prepend
> domain-name-servers" entries).
> 
> I did an ifdown followed by an ifup. This immediately rewrote
> /etc/resolve.conf with the correct data. (There's probably some signal
> one can send it, but this was simpler.) The lease from the ISP is 24
> hours. We'll see if it changes back when the lease is renewed.
> 
> -- 
> 
> Charles Curley                  /"\    ASCII Ribbon Campaign
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Hans Fugal ; http://hans.fugal.net
 
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