is a motorola SBV5220 compatible with xbox live?

[Pun]

i'm not computer smart like most people, so yea i moved and got comcast and read xbox support and what not. Didn't help really. Can anyone help?

 

[Unregistered]

i need help with my modem i had a motorola sb 5101 modem but sents i moved i called the cox company to connect my internet and tv they connected my internet with a sbv5220 motorola modem and i dont know how to connect my xbox live with it pleas i need help asap!!!