network-manager can't find ethernet card

[Sebastian Gil]

2006/7/10, Matthew Kuiken <matt.kuiken at verizon.net>:
> Sebastian Gil wrote:
> > 2006/7/9, Matthew Kuiken <matt.kuiken at verizon.net>:
> >> I guess I don't understand how network manager really works.  Just for
> >> grins, I opened up my interfaces file.  It still has the wired interface
> >> as a part of it:
> >>
> >> --------  interfaces file -------------
> >> $ cat /etc/network/interfaces
> >> # This file describes the network interfaces available on your system
> >> # and how to activate them. For more information, see interfaces(5).
> >>
> >> # The loopback network interface
> >> auto lo
> >> iface lo inet loopback
> >>
> >> # The primary network interface
> >> auto eth0
> >> iface eth0 inet dhcp
> >> --------- end file -------------
> >>
> >> So maybe the problem is that since it is not a wireless interface, nm
> >> doesn't deal with it, and thus it needs to be configured in interfaces.
> >> I'll have to do more research, but try this and see what it does for
> >> you.
> >>
> >> -Matt
> >>
> > I have another laptop that have no problems with network-manager, I
> > have all interfaces commentented except for "lo".
> >
> >> From ubuntu's wiki: "NetworkManager doesn't manage interfaces with
> > manual configuration defined in /etc/network/interfaces. To get n-m to
> > manage all the interfaces properly, backup /etc/network/interfaces and
> > remove all wired/wireless interfaces that you want to be managed by
> > n-m"
> >
> > I really think it's a bug.. any suggestion on what information could
> > be useful send?
>
> I just looked over the wiki as well.  It also says that you can have an
> interface with the two lines I have above and still have it controlled
> by network-manager.  I would try adding the lines:
>
> auto eth0
> iface eth0 inet dhcp
>
> and see if it works.  If it does, and you can use it with nm, then file
> a bug that your card does not work with nm without those lines in
> interfaces.  If it doesn't start working with nm, file a bug that you
> can't get your wired interface to work with nm at all.  Of course, no
> matter which bug you file, include the wired and wireless lines from
> lspci, and a description.  It is highly likely that you will be required
> to add more information, but I do not know what would be asked for.
> Just try to be responsive when a dev/triage person is assigned to it.
>
> -Matt

I opened the Bug #52532 for this problem
https://launchpad.net/distros/ubuntu/+source/network-manager/+bug/52532

Thanks for your help Matthew.