[CentOS] RHEL 6.1 beta

Fri May 6 05:03:18 UTC 2011
Les Mikesell <lesmikesell at gmail.com>

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 at gmail.com