[CentOS] oops, or how to bring a datacenter router down with one setting

[m.roth at 5-cent.us]

Bob Hoffman wrote:
> Dennis Jacobfeuerborn wrote
> /Fri Feb 10 06:47:22 EST 2012/
>
> On 02/10/2012 12:54 AM, Bob Hoffman wrote:
>>/  so I gave up on bonding.
> />/  I found about 300 posts showing eth0 and eth1 both pointing to br0
> (bridge)
> />/  as interfaces.
> />/  I followed them correctly, or so I thought.
> />/  I pointed both ethx to the bridge, restarted network and bam...!!!
<snip>
>
> I was not bonding at this time. I am wondering though why the network
> manager overwrites resolv.conf if NM is off, all ifcfg files say
> nm_controlled=no, and chkconfig NetworkManager off was run.

dhcp running? That will update resolv.conf; NM not needed.

       mark