How to bind a ethX network logical device to a specific network card adapter

Peter Robinson pbrobinson at gmail.com
Mon Jul 24 16:30:35 UTC 2006


> > 01:01.0 Ethernet controller: National Semiconductor Corporation DP83815 (MacPhyter) Ethernet Controller
> > 01:02.0 Ethernet controller: National Semiconductor Corporation DP83815 (MacPhyter) Ethernet Controller
> > 01:0b.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8169 Gigabit Ethernet (rev 10)
> >
> How to bind the eth0 logical device to 01:0b.0 physical device ?
>
> into /dev/modprobe.conf file I have this line:
>
> > alias eth0 r8169
> > alias eth1 natsemi
> > alias eth2 natsemi
> >
>
> but this is not sufficient, when I reboot the machine,
> some time the eth0 is bind to natsemi device and I must
> change the network cable from Realtek to first NatSemi card
>
> Whit the old FC1 or FC3 this issue did not happen.
>
> Some suggest?

in the /etc/sysconfig/network-scripts/ifcfg-ethX files there is a
config option "HWADDR=00:11:22:33:44:55" which allows you to bind a
particular MAC address to a particular ethX which should do exactly as
you want.

Peter




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