Your network issues with KDE are probably due to the change in
the Network Manager API, which caused all sorts of fuss.

> Date: Thu, 2 Jun 2011 02:03:57 -0700
> From: caf@omen.com
> To: test@lists.fedoraproject.org
> Subject: F15: KDE To the Rescue
>
> After some experimentation I was able to get KDE to work
> with vncserver. The trick? Put "startkde" near the beginning
> of xstartup in the ~/.vnc directory.
>
> It's a bit of a change from Gnome 2 but seems to work well
> over a VNC connection. At least I don't have to fight KDE
> as I did Gnome 3 and Gnome 3's brain damaged fallback.
>
> It does appear that the network config under KDE operates
> in a different universe from that of the Gnome version.
> I spent many hours getting the two ethernet ports properly
> set up.
>
> --
> Chuck Forsberg WA7KGX N2469R caf@omen.com www.omen.com
> Developer of Industrial ZMODEM(Tm) for Embedded Applications
> Omen Technology Inc "The High Reliability Software"
> 10255 NW Old Cornelius Pass Portland OR 97231 503-614-0430
>
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