Configuration guide for the SISSA-WiFi Wireless Network using the default tools and drivers of Ubuntu.
a) In the upper panel bar (in the upper righthand corner):
b) In the Wireless Network Authentication Required window:
c) A new window will warn you about a CA certificate:
select ignore.
d) On the Desktop in the upper righthand corner a pop-up window will notify you that the SISSA-WiFi connection is estabilished.