User Manual Part 4

Port Triggering Setup
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6 Complete the fields on the screen as follows:
 Under Trigger Port Start, enter the triggering port (start) that will cause the
residential gateway to open up the incoming port for the particular LAN
computer.
 Under Trigger Port End, enter the triggering port (end) that will cause the
residential gateway to open up the incoming port for the particular LAN
computer.
 Under Trigger Protocol, select TCP/UDP, TCP or UDP.
 Under Open Port Start, enter the starting port number of the service you
want to open on the firewall.
 Under Open Port End, enter the ending port number of the service you want
to open on the firewall.
 Under Open Protocol, select TCP/UDP, TCP or UDP.
7 Click Save/Apply to open the ports on the firewall.
Closing a Port on the Firewall
To close a port on the firewall, complete the following steps.
1 Click Advanced on the main screen.
2 Click IP Networking. The NAT screen opens.