[TriLUG] network cards

Mark mark at thefowles.com
Fri Jan 25 14:31:42 EST 2002


eth0 (the pcnet32) is set for DHCP via the dsl, eth1 (eepro100) is 
static with a 192 address.....


M. Mueller (bhu5nji) wrote:

>Can you conditionally reconfigure eth0 and eth1 to appropriate network 
>addresses if eth1 exists?
>
>Mike
>
>On Friday 25 January 2002 01:55 pm, you wrote:
>
>>I might take another look at the bios. Can't really swap the cards as
>>the on board is built into the card --- if it can't change - I guess I
>>will have to boot twice! :-)
>>
>>Thanks,
>>Mark
>>
>>M. Mueller (bhu5nji) wrote:
>>
>>>eth<x> is the symbolic name assigned by the kernel to the Ethernet
>>>interface. With PCI, an interface that is eth0 in a singly homed machine
>>>can become eth1 when a second interface is to the machine.  This effect
>>>is due to the order in which the cards are found during the boot up
>>>sequence.  Probes can run high to low, or low to high.  This is a
>>>software decision that may not be open for change - but it's worth a
>>>look-see in the BIOS.  You may want to try swapping the card positions in
>>>your machine to gauge the effect, for example, will card A become eth0 in
>>>a machine where it is 1 of 1 Ethernet IF and 1 of 2 Ethernet IF?  Another
>>>approach is to accept the eth<x> names assigned to the cards by the
>>>system and then "ifconfig" them to match the appropriate net address for
>>>you network.
>>>
>>>Mike M.
>>>
>>>On Friday 25 January 2002 08:00 am, you wrote:
>>>
>>>>I am having a bizzare problem - I have a netfinity-5100 with dual nic's
>>>>- It has an on board (eth0) pcnet32 --- the second is in pci slot 1
>>>>(eepro100) (eth1) ...  When the system boots up, eth0 expects, eepro100
>>>>and eth1 exepect pcnet32 - so I bring it up in Single user mode, change
>>>>the drivers and do an init 5 (all is well) -- if i try to reboot, then I
>>>>start all over.  Has anyone any idea why the devices/software switch
>>>>positions? Could it be the bios?
>>>>
>>>>tia,
>>>>mark
>>>>
>>>>
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