[CentOS] again, nic driver order

Ross Walker rswwalker at gmail.com
Sat Nov 28 20:42:28 UTC 2009


On Nov 28, 2009, at 2:15 PM, Tom H <tomh0665 at gmail.com> wrote:

>>>> Digging around google a bit more I came up with different rules,  
>>>> and
>>>> fingers crossed, they seem to work!
>>>> SUBSYSTEM=="net", SYSFS{address}=="00:1b:21:4d:c3:e8", NAME="eth0"
>>>> # pro/1000gt
>>>> SUBSYSTEM=="net", SYSFS{address}=="00:e0:81:b5:7a:30", NAME="eth1"
>>>> # internal 1
>>>> SUBSYSTEM=="net", SYSFS{address}=="00:e0:81:b5:7a:31", NAME="eth2"
>>>> # internal 2
>
>> Don't touch udev, expecting admins to write udev rules for network
>> interface binding is just not realistic. Udev rules are meant to be
>> static across hardware reconfigurations while ifcfg files are meant  
>> to
>> be modified to suit your current configuration.
>
>> Use HWADDR="00:1b:21:4d:c3:e8" in the ifcfg files along with  
>> NAME=eth0
>> for eth0 and so on.
>
> I read a while ago that udev overrode ifcfg-* settings so I did a
> clean install of 5.4 and changed:
> ifcfg-eth0 to ifcfg-eth9 (file name)
> eth0 to eth9 (inside the file)
> the last number of the HWADDR line
>
> The nic came up as eth0 with the old/original mac address after a  
> reboot.
>
> So we unfortunately have to write udev rules when we have nic naming  
> problems...

Did you also change the alias names in modprobe.conf?

-Ross



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