Netopia (3347NWG-ENT) Router (3347NWGENT) "xbox 360 update failed install" Questions

xbox 360 on christmas 07.When I tried to join xbox live it told me that I needed to download an update.I started downloading the update but it keeps saying update failed.When I test the connection all

...xbox 360 to play online but i've got a problem....... it says network connected internet connected xbox live failed Hi loads of people are having the same problem, xbox live must be having some ...