If you have the standard 4 port Belkin router, go to:
i have my xbox and when i am on xbox live it makes it lag sign out party and then freezes and take me out of the game i think this is because a firewall is blocked so do any of you know how to unblock firewalls on cabled belkin router?
If this is not your router, go to:
and fill the questions to get to your router. Look at the questions they already have answer to and
select the best question to fill your need and do what they say.