How do I use Xbox Live with Mediacom?
If you are connecting your Xbox directly to your cable modem, there is no special setup
required to connect to Xbox Live with our service. If you are using a router, you may need
to consult your router's manufacturer on how to add the following port forwarding options.
You may also go to http://support.xbox.com/support/en/us/nxe/xboxlive/default.aspx for