TRENDnet TEW-812DRU User Manual page 58

Advanced: Gaming
Add/Edit Port Range Rule
Use this section to add a Port Range Rule to the following list or to edit a rule already in the list.
Rule Enable
Specifies whether the entry will be active or inactive.
IP Address
Enter the local network IP address of the system hosting the server, for example 192.168.10.50.
You can select a computer from the list of DHCP clients in the "Computer Name" drop-down
menu, or you can manually enter the IP address of the server computer.
TCP Ports to Open
57