Pretty simple question, how do I improve my NAT? Its usually on moderate, and id like to get it to open.
Refer to this thread if you need help.
You will need to establish a static IP address and port forward. If you are unsure on how to port forward, you can contact your ISP or the router manufacturer for further assistance.
Here are the port numbers you will need:
Xbox 360: Activision Support
PS3: Activision Support
Let us know the results.