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Re: F10 wireless question



On Wed, Dec 03, 2008 at 04:39:54PM -0500, fred smith wrote:
> On Wed, Dec 03, 2008 at 01:33:32PM -0500, Paul W. Frields wrote:
> > On Wed, Dec 03, 2008 at 12:58:15PM -0500, fred smith wrote:
> > > OK, next dumb question: Now the NM applet says the wired network is "unmanaged".
> > > It WAS, a couple days ago, working via NM, as I could plug in the cable and
> > > the little icon in the top panel went round and round then it connected.
> > > Today it's not doing anything even if I forcefully disconnect wireless first.
> > > I suppose I must have changed something, but again I can't see what that
> > > would have been.
> > > 
> > > once again, advice will be appreciated, thanks!
> > 
> > In System > Administration > Network, if your adapter is listed, edit
> > its settings and make sure "Controlled by NetworkManager" is
> > selected.  If you don't see the adapter that's not ipso facto a
> > problem, but my bet is you will.
> 
> Paul, you hit the nail on the head. Thanks for the tip!
> 
> Perhaps I can throw out ONE MORE networking question...
> 
> I keep seeing this in the output of /sbin/ifconfig:
> 
> virbr0    link encap:Ethernet  HWaddr 5A:4C:8D:5F:54:EA  
>           inet addr:192.168.122.1  Bcast:192.168.122.255  Mask:255.255.255.0
>           inet6 addr: fe80::584c:8dff:fe5f:54ea/64 Scope:Link
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>           RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:28 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:0 
>           RX bytes:0 (0.0 b)  TX bytes:4977 (4.8 KiB)
> 
> but I have never configured anything named "virbr0" or even close to it.
> My LAN is not 192.168.122. I don't know where this comes from. Or what
> is the proper way to get rid of it.
> 
> I've never encountered anything like it on any other Linux box (of which
> there have been many under my care) so I'm a little nervous about just
> whacking it.
> 
> Thanks, once again!

That's a virtual bridge adapater provided for the benefit of any
virtual guests you might later use.  It's normal and safe to ignore,
or IIRC you can simply turn the libvirtd service off to make it
disappear.

-- 
Paul W. Frields                                http://paul.frields.org/
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