SMC Networks Barricade SMC2404WBR User Manual page 84

Games:
Make sure that you have the necessary ports to play your games.
These ports refer to:
Trigger port (Outbound data port): You can only enter one trigger in each column.
Public port (Inbound data port): You can enter one single port or a large range if necessary.
Messengers & Voice/Video Conferencing:
Make sure that you have the necessary ports to use your software.
These ports refer to:
Trigger port (Outbound data port): Can be a single port or multiple ports.
Public port (Inbound data port): Can be a single port or a range or ports.
For example:
Trigger port: 200
Public port: 300, 400-500, 650
For example:
Trigger port: 100, Trigger port 2: 2000, Trigger port 3: 5556
Public port: 340, 4040-5000, 650,756