black ops 2 has nat strict tried everything to change this as cant connect to friends whats going on
Thanks for posting. You will need to establish a static IP address and port forward to open any blocked ports. If you are unsure how to port forward, please contact your ISP or the router manufacturer.
Here are the port numbers you will need:
Xbox 360: Activision Support
PS3: Activision Support
PC: Activision Support
Let us know the results.
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