On 5/5/11 11:34 PM, R P Herrold wrote:
> On Thu, 5 May 2011, Ljubomir Ljubojevic wrote:
>
>> I do not have personal experience with CentOS, but I have seen different
>> X86-PC MB's on embedded units/routers recognizing LAN and Wireless NIC's
>> differently ones from PCI1 to PCI5, others from PCI5 to PCI1, one MB
>> even without any order at all. I had now Monitor so I had to power the
>> unit, guess NIC to connect to, login and see what was recognized in what
>> order.
>
> Built from the sources that will become a CentOS 6 series,
> there is a more mature udev implementation, which tracks MAC
> addresses, and assigns them 'durably' to persist at a given
> device name. Debian testing supports a similar approach, but
> with more manual intervention
>
> I'll try to blog about it, but once one knows the 'secret' it
> is not all that hard to predict -- This unit has three NICs
> (two onboard of the same type and an addon) which do NOT
> 'wander around' through reboots
But can you swap the disk into a new chassis of identical hardware and have it
come up with the right subnets on the NICs in the corresponding physical
positions? Without knowing MAC addresses ahead of time?
--
Les Mikesell
lesmikesell@xxxxxxxxx
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