Maretti, take a look at this page
( http://www.portforward.com/english/routers/port_forwarding/Trendnet/TW100-S4W1CA/DirectX_7.htm )
if it would be of any help.
( http://www.portforward.com/english/routers/port_forwarding/Trendnet/TW100-S4W1CA/DirectX_7.htm )
if it would be of any help.