FC5. Problem activating eth1 instead of eth0.

Chong Yu Meng chongym at cymulacrum.net
Tue Jun 27 13:03:55 UTC 2006


On Mon, 2006-06-26 at 23:46 -0400, Nat Gross wrote:
> Hi.
> On a Dell 4400, 1.6ghz pci based system which has two ethernet cards
> installed, running 32 bit FC5 latest kernel, 2.6.17-1.2139_FC5,  I
> have the following emergency.
> (This machine was upgraded from FC4 to FC5 yesterday and was rebooted
> yesterday, a-ok, before the current problem struck.)
> My config did NOT use eth1 (was deactivated), only eth0, and was the
> only nic physically connected to the router. Tonight after a reboot,
> this cpu ceased seeing the lan, and others coudn't ping it as well.
> Fiddling around in back of the machine I noticed that the eth0 card
> was loose in the socket. I brought down the system, re-inserted the
> card, but still didn't work. So, I assumed that maybe the card burnt
> out since it was loose. No sweat, I thought, that is why I have the
> spare nic. I ran the networking applet,
> deactivated eth0, activated (and plugged in) eth1, tried service
> network restart, it showed eth1[ok] but.... no bytes, 0, nadda. Same
> after a reboot.
> I then copied /etc/sysconfig/networking/devices/ifcfg-eth0 over to
> ifcfg-eth1, UNPLUGGED eth0 from the router, set the ip address in eth1
> to the same as eth0 had, rebooted but still -NADDA-.
> The queer thing is that it insists the both eth0 and eth1 are active,
> regardless as to how I set it via the applet. (It reverts to active.)
> Fwiw, I do NOT have the NetworkServices daemon active.
> Hopefully I missed doing something elementary.
> Your help is mostly appreciated.
> -nat
> 
Hi Nat,

Is it possible for you to fallback to the previous kernel version. Seems
like a lot of people are having problems with NICs switching places, and
the one thing in common seems to be the latest kernel version.

-- 
Pascal Chong 
email:  chongym at cymulacrum.net 
web:    http://cymulacrum.net
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"La science ne connaît pas de frontière parce que la connaissance
appartient à l’humanité. et que c’est la flamme qui illumine le monde."

-- Louis Pasteur
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