Connect to your router CP using your Default Gateway IP address. To find out what Default gateway IP your router is on follow the guide below...
Start Menu -> Run -> Type 'CMD' -> Type 'Ipconfig' -> Note down your Default Gateway IP (Should start with 192.168) Also note down your IP Address (This should start with the same numbers 192.168).
Now go to your internet browser and type in the Default Gateway IP into the address bar. You should be able to login to your router CP. Once your on your routers control panel, locate 'Port Forwarding'. From there you can add the following ports (to your IP address).
7000
7100
7200
Good luck