Re: NM causes network to go down

[Dan Williams <dcbw redhat com>]

On Wed, 2008-01-30 at 23:58 +0100, Bjørge Solli wrote:
> Dan Williams skrev:
> > On Wed, 2008-01-30 at 22:34 +0100, Bjørge Solli wrote:
> >   
> >> See I was a bit unclear. NM may take the network down as long as it 
> >> takes it up again. I have network login and if no network is available 
> >> noone can log in.
> >>
> >> The strange thing is that I cannot even log in as root (not in gdm nor 
> >> in text console), I had to reboot into runlevel 1 to do a chkconfig 
> >> NetworkManager off! I really don't understand why root was denied as 
> >> network is not needed for that.
> >>     
> >
> > Until the system settings stuff is available (which is what I'm working
> > on right now) for Fedora 8 and rawhide, somebody must log so that the
> > applet is available to provide NetworkManager with the connections that
> > NM is allowed to activate.  Essentially, something must provide the
> > org.freedesktop.NetworkManagerSettings D-Bus service, and the only thing
> > that currently does that is nm-applet or knetworkmanager, which only run
> > when somebody logs in.
> >   
> Ok. Any timeline for the settings stuff? Untill you have that ready I 
> guess using ldap and network home disk (cifs) won't work after starting NM.

The next few weeks.

> Do you also have an idea as to why starting NM prevents root from 
> logging in?

Probably because your home directory or authentication is set up to use
the network?  It used to be the case that if you had set up kerberos
logins from system-config-authentication and you didn't have a network,
then even root could not log in.  Probably some variation of that.

> Bjørge
> - while trying to set up a centrally managed linux-laptop system for 
> University of Bergen, Norway.