I'm still running karmic on my thinkpad, but I have always had great luck with 
'wicd' for wifi connections.  The default network manager is pretty worthless 
with wifi, in my opinion, as I could never get it to automatically connect to my 
stored encrypted connections when I was roaming.


On 06/28/2011 09:53 AM, Uwe Brauer wrote:
> Hello
>
> I just installed successfully Trinity over Kubuntu 10.04 on
> an IBM Laptop. Now I have a problem with the
> networkmananger.
> When I want to connect to wireless net with WPA2 enterprise it cannot
> connect, it is a special type of  connection type called
> eudoroam and networkmananger always had problems, while
> nm-applet had not. (WPE is not a problem)
>
>
> In jaunty I could use nm-applet, but when I
> try to execute is here in Lucid I obtain
> An instance of nm-applet is already running.
> But there is not.
>
> Thanks
>
> Uwe Brauer