ethernet connections in Karmic - how do I tame network manager?

Reinhold Rumberger rrumberger at web.de
Wed Dec 2 06:20:40 UTC 2009


On Wednesday 02 December 2009, Lisi wrote:
> On Wednesday 02 December 2009 05:38:02 Reinhold Rumberger wrote:
> > On Wednesday 02 December 2009, Lisi wrote:
> > > On Tuesday 01 December 2009 22:32:36 Charles T. Bell wrote:
> > > > Lisi wrote:
> > > > > Can I just uninstall Network Manager (Network Mangler???)
> > > > > and create an /etc/network/interfaces file?
> > >
> > > Do I take it that the answer to this is no?
> >
> > No. ;-)
> > Or rather, you can't "just uninstall" NM, but you can use
> > /etc/network/interfaces to override it. NM won't pick up devices
> > listed there.
> > I'm not sure if this still works, but it used to be possible to
> > create /etc/default/NetworkManager and
> > /etc/default/NetworkManagerDispatcher containing simply "exit
> > 0". This would disable NM completely.
> 
> Thanks - I'll try this first.

Just to state the obvious: you'll have to restart NM after this 
change.

> > > > > Ping works - by IP and by URL.  (Once I have persuaded
> > > > > network manager to start the connection. :-(  )
> > > > >
> > > > > IP address in browser works (after a fashion) for some
> > > > > sites but not for others.
> > > > >
> > > > > URL in browser is completely non-functional.

<snip>

> > BTW, I don't know what could be going wrong with your setup. It
> > sounds like you can't connect using port 80 for some reason. Is
> > your firewall configured properly (if you have one)?
> 
> I don't think that it is this, since the computer can connect
>  correctly through other routers and the router can connect other
>  computers.

Do I understand you correctly: the problem is alleviated by using a 
different router?

> > You could try using telnet to connect to an internet server on
> > several ports. You should also try the same in your intranet, if
> > that is possible.
> 
> Thanks - I'll try that when I get round there - I am going in
>  about half an hour.

  --Reinhold




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