[CentOS] Disappearing Network Manager config scripts

[Lamar Owen]

On 05/01/2014 10:56 AM, Steve Clark wrote:
> I feel for you then. I guess we have been lucky in the 6 or 7 hardware 
> platforms we have used that the nics ( minimum 3, usually 4 or more ) 
> have always stayed the same names in the same order. 
That's actually an illusion.  If the detection pulls it up in a 
different order, then by MAC address it will get put in the old order, 
at least with EL6.  Here's a 'grep' excerpt showing the fun:
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Apr 21 14:39:25 www kernel: udev: renamed network interface eth0 to rename2
Apr 21 14:39:25 www kernel: udev: renamed network interface eth1 to rename3
Apr 21 14:39:25 www kernel: udev: renamed network interface eth2 to eth0
Apr 21 14:39:25 www kernel: udev: renamed network interface eth3 to eth1
Apr 21 14:39:25 www kernel: udev: renamed network interface rename3 to eth3
Apr 21 14:39:25 www kernel: udev: renamed network interface rename2 to eth2
++++++++++