I’m sure that someone out there is struggling with this. So, here is a quick screenshot of the security settings, in the Network Manager applet, that you need to get Ubuntu to run on the University of Arizona’s secure wireless network. The same will apply for Debian and most GNOME-based desktops.
…and you’ll want to put your NetID username and password in there, for the last two entries.
Fairly straightforward once you get it.