[CentOS] network config files in centos 5 changing

Wed Apr 25 15:48:17 UTC 2007
Robert <kerplop at sbcglobal.net>

Bart Schaefer wrote:
> On 4/25/07, Jerry Geis <geisj at pagestation.com> wrote:
>> ifcfg-eth1 keeps changing to DHCP. All my static setup is gone.
>> Why is it doing this? How can I stop it?
> I had exactly this problem with CentOS 4 on a machine that has 2
> onboard NICs plus a third NIC on a card.  Now if I can just remember
> what I did ...
> The problem (as I recall) is that on each reboot the onboard NICs are
> being discovered in a different order, so the MAC addresses in
> /etc/sysconfig/hwconf don't match what is recorded in
> /etc/sysconfig/network-scripts/ifcfg-eth*.
> I believe what I had to do (I should have written it down, damn it)
> was hand-edit /etc/sysconfig/hwconf to completely remove all the
> references to the NICs (there may be more than one entry for each NIC
> because of the flip-flopping), edit ifcfg-eth* to remove all
> references to HWADDR, reboot again to let the cards be rediscovered,
> and then again hand-edit ifcfg-eth* to insert HWADDR lines that match
> the device assignments in the regenerated /etc/sysconfig/hwconf.
> However, I may have at least the last step of that wrong.
I would disable the onboard NIC(s), plug in a decent card and get on 
with my life.