* Re: [gentoo-user] Interface eth0 does not exist - e1000e/e1000
@ 2011-08-27 23:59 99% ` Mark Knecht
0 siblings, 0 replies; 1+ results
From: Mark Knecht @ 2011-08-27 23:59 UTC (permalink / raw
To: gentoo-user
On Sat, Aug 27, 2011 at 4:54 PM, <covici@ccs.covici.com> wrote:
> Mark Knecht <markknecht@gmail.com> wrote:
>
>> Hi,
>> I've been helping a friend over the phone who's trying to fix a
>> networking problem. This machine was built a month ago running
>> something like 2.6.39-gentoo-r2. Networking worked great. I do not
>> know what driver it was using, but it worked great.
>>
>> Two weeks ago we updated the machine to 3.0-0-gentoo and I think
>> networking was working fine however I never logged in and never tested
>> the network interface. The owner believes it was working, at least for
>> a while, but it isn't now. When we boot now we get the message:
>>
>> "Interface eth0 does not exist"
>>
>> which typically happens when you don't have the correct driver
>> installed. The system is loading the e1000e driver but we're not able
>> to start net.eth0.
>>
>> lspci -k says the e1000e driver is in use, and e1000e is in memory.
>>
>> We then tested again with the original 2.6.39 kernel and found that
>> even with that kernel, which I absolutely know worked at one time
>> because I built the machine over the Internet for him, it no longer
>> works. That kernel is also loading e1000e.
>>
>> We then booted from the Gentoo LiveCD and found that the LiveCD is
>> also loading e1000e and that with the LiveCD everything is working
>> perfectly. I can ssh into the box, he can ping Google. Everything is
>> cool with the e1000e driver using the Live CD, but not using the
>> kernels we build.
>>
>> At this point I set up the chroot install environment, dropped in
>> to build a new kernel. I did a make clean && make && make
>> modules_install. Everything built fine. I copied it over to /boot,
>> rebooted and still have the same problem. e1000e is loaded but says
>> the the interface doesn't exist.
>>
>> The net.eth0 link exists in /etc/init.d, and trying to start
>> networking using .etc.init.d/net.eth0 yields the same error.
>>
>> What am I doing wrong here? How come it used to work, and still
>> works from the CD, but won't work from his old or new kernels?
>
> I bet udev renamed the device -- check and see if you have eth
> anything. Udev does things like that.
>
> --
> Your life is like a penny. You're going to lose it. The question is:
> How do
> you spend it?
>
> John Covici
> covici@ccs.covici.com
>
>
Sounds likely. Since I cannot shell in I need to give him
instructions. Are we talking about the contents of
/etc/udev/rules.d/70persist-net.rules?
Thanks,
Mark
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2011-08-27 23:47 [gentoo-user] Interface eth0 does not exist - e1000e/e1000 Mark Knecht
2011-08-27 23:54 ` covici
2011-08-27 23:59 99% ` Mark Knecht
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