For those of you with fast iPhone connection, you might want to learn how to tether your iPhone to your Xbox360, although this will drain your battery like hell and you will have to dedicate your iPhone to tethering. This could actually be good alternative if you don’t have home Cable/DSL or your internet connection is down.
You will need to buy the MyWi app first though for tethering your iPhone in the first place btw.
This is pretty easy actually. First off you will need MyWi to actually enable tethering on your iPhone. Start it up and choose usb mode. Plug the iPhone into your computer with Mywi running. chack to make sure it is working by browsing some sites.