I have an old laptop with Debian Xfce 7.2 with a wireless-n pcmcia card. NetworkManager and Wicd have the same issues with Wi-Fi, especially with authentication. The card works perfect on Ubuntu ...
I am running Ubuntu 10.04 LTS on a Samsung n150 netbook. I have bought a vodafone pay-as-you-go mobile broadband dongle. It is a Huawei device. I have *usb_modeswitch* installed. I installed betavine ...