[vox-tech] Fwd: Very slow off net

[Brian Lavender]

On Tue, Oct 27, 2009 at 07:00:11PM -0500, Ken Bloom wrote:
> On Tue, 2009-10-27 at 15:16 -0700, Richard Harke wrote:
> > Sorry. I was trying to keep it short.
> > Linux, of course. Debian etch for amd-64
> > 
> > /etchosts has a 127.0.0.1 localhost grassmann
> > line plus a line 192.168.0.21 grassmann.harke.org grassmann
> > and similar for my other machines on this lan
> > every thing on this lan has fixed IP address
> > 
> > One mystery solved. /etc/resolv.conf has the IP addresses for openDNS
> > But I don't know how they got there. The file is dated 10/20 so it
> > might be
> > from when I used the wifi at Borders. I had to change my interfaces
> > file
> > and do a ifup ath0=borders to get connected. Could that have given
> > permission to rewrite /etc/resolv.conf?
> > I guess I could check this out the next time I'm at Borders.
> 
> DHCP clients by default overwrite /etc/resolv.conf to use their own DNS
> settings unless you have the resolvconf package installed (which
> provides a more principled way to reconcile automatic changes by
> creating a whole directory of resolv.conf, one per client, then
> creating /etc/resolv.conf as the union of all of those files, and hooks
> into all of the programs that have reasons to change /etc/resolv.conf)
> 
> If /etc/resolv.conf is a symlink, then the resolvconf package is
> installed.

You can also edit /etc/dhcp/dhclient.conf to add a specific name server
to resolv.conf when it retrieves its name servers.

-- 
Brian Lavender
http://www.brie.com/brian/