Specify which device is eth0 at boot.

[Michael Torrie]

On Mon, 2006-08-07 at 19:05 -0700, Blake Barnett wrote:
> Ok, I have a slightly odd situation.  I have multiple systems with  
> dead on-board NICs.  We have added a new NIC to a PCI slot in each of  
> these machines and disabled the onboard NICs.  The problem is, for  
> our automated deployment system to work smoothly, these new devices  
> _must_ be eth0 when the system comes up.  The kernel always detects  
> the on-board NICs as eth0 and eth1, the new NIC that we've added  
> shows up as eth2.
> 
> I know that one way around this is to use a netdev=<irq>,<dma>,eth0  
> on the kernel append line, but unfortunately not all of these devices  
> have the same IRQ or memory address.  I've seen various references to  
> disabling ACPI, and/or passing device driver-specific options.   
> Possibly also certain pci= options may help.  I'm hoping someone has  
> dealt with this before.

On RH and FC, you just edit /etc/modrobe.conf and add the line:

alias eth0 <modulename>

That probably will do the trick for you.

Michael


> 
> Any ideas?
> 
> Thanks,
> -Blake
> 
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