NCAA 2004 Uses the following ports for the online game:
Ports 10500-10519 are outgoing TCP ports for connecting to the NCAA server.
Port 13505 is a outgoing TCP port and is for connecting to the
EA Messenger (buddy list) server.
Port 3658 is UDP and is an incoming/outgoing port for connecting to another user to play a game.
Port 7777 is UDP and is an incoming/outgoing port for connecting to another user for headset use during a game.
Ports 10500-10519 and 13505 are TCP and only for outgoing connections.
If you can connect to the servers and enter the Online Menu and lobby, you should not need to do anything with these ports. If you cannot, you will need to open them for TCP.
Ports 3658 and 7777 are UDP and used for connecting to other users and playing games.
Port 3658 must be open for UDP for a game to be played.
Port 7777 should be open for UDP if the user wished to use the Voice over IP headsets.