openening ports on a D-link DI-604???

[Thonger]

Does anyone know how I can open ports on a D-link, DI-604 router?

Thanks

[glc]

http://support.dlink.com/faq/view.asp?prod_id=1005&question=DI-614+%20/%20DI-604%20/%20DI-754%20/%20DI-764%20/%20DI-624