If he has broad band(on a collage campus he should) He should have a statc I.P. address.
Check it out man. Get your I.P. address today. And again tomorrow. If it is the same you have a static I.P. Now it is possible to have a static I.P. and be behind a proxy and or firewall and I.P. address can be muttled up in some maze of I.P. conversion from your network to the real world. Sooooo
Get your I.P. address Localy doing IPconfg from dos or the start>run bar.
then visit http://www.whatismyipaddress.com/
if they are the same your I.P. address is static and you have more options open to you.