As there is no specific instruction set for Linux and I’m sure to need to set this up again, here are the steps which I use to connect to the Massey University Student wireless network. If anyone else other than me actually uses this let me know!
Open the network connections manager:
System > Preferences > Internet and Network > Network Connections
Click on the wireless tab and add a new network with the following properties:
The ThawteServerCA certificate can be downloaded from http://www.thawte.com/roots/. It will prompt for a name/email but you can enter a fake one as it doesn’t send anything to it.
In Firefox you will also need to do the usual: