There are some handy links on the ECU website about setting up ECU Wireless and VPN on an iPad: http://www.ecu.edu.au/centres/information-technology-services/access-to-networks.
Specifically look for:
Setting up ECU Wireless on an iPad
VPN Configuration for the iPad
Also, further down the track we will be investigating Projecting from an iPad.
Luckily EDUCAUSE now has a resource on this: 7 Things You Should Know About Projecting from Mobile Devices http://www.educause.edu/Resources/7ThingsYouShouldKnowAboutProje/247882