Re: network interfaces not coming up

[Dan Williams <dcbw redhat com>]

On Thu, 2012-09-27 at 11:52 +0200, fuzzy_4711 gmx de wrote:
> Hi list.
> 
> I am using xubuntu 12.04 32bit on a dell vostro 1720 laptop. I would like to use network-manager but it is not bringing up my interfaces (eth0 and wlan0).
> 
> /var/log/syslog says, when enabling networking:
> eth0 now managed
> eth0 device state change: unmanaged -> unavailable (reason 'managed') [ 10 20 2 ]
> eth0 bringing up device
> eth0 preparing device
> eth0 deactivating device (reason managed)

This could be a few things...

1) the kernel driver doesn't think there is a carrier, and thus there's
no way to use the interface until it does

2) there is no connection set up for the device yet (ie, IP
configuration)

If you can provide more logs from NM, that would be great.

Dan

> ip li sh shows both links, udev-rule is loading them with correct mac addresses, but state is down.
> 
> Drivers are loaded, at least I would expect running eth0...
> 
> Could you please advice?
> 
> Thanks
> fuz
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