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2. On the Enable Port Trigger field, tick Yes.
3. On the Well-Known Applications field, select the popular
games and web services to add to the Port Trigger List.
4. On the Trigger Port List table, key in the following
information:
• Description: Enter a short name or description for the
service.
• Trigger Port: Specify a trigger port to open the incoming
port.
• Protocol: Select the protocol, TCP, or UDP.
• Incoming Port: Specify an incoming port to receive inbound
data from the Internet.
 • Protocol: Select the protocol, TCP, or UDP.
5. Click the Add button to enter the port trigger information
to the list. Click the Delete button to remove a port
trigger entry from the list.
6. When done, click Apply.
NOTES:
• WhenconnectingtoanIRCserver,aclientPCmakesanoutgoing
connection using the trigger port range 66660-7000. The IRC server
responds by verifying the username and creating a new connection
to the client PC using an incoming port.
• IfPortTriggerisdisabled,therouterdropstheconnectionbecause
it is unable to determine which PC is requesting for IRC access.
When Port Trigger is enabled, the router assigns an incoming port to
receive the inbound data. This incoming port closes once a specific
time period has elapsed because the router is unsure when the
application has been terminated.
• Porttriggeringonlyallowsoneclientinthenetworktousea
particular service and a specific incoming port at the same time.
• Youcannotusethesameapplicationtotriggeraportinmorethan
one PC at the same time. The router will only forward the port back
to the last computer to send the router a request/trigger.