Step of setting port trig rules
1. Open a computer browser and enter "196.168.3.1",then enter the router password and log in to the router Web configuration interface.
2. Click "More Features Security Settings NAT Service".
3. Click the "+"sign in the upper right corner of "Port Trigger" to add a port trigger service.
4. Enter the name of the custom port trigger service in Service Name.
5. In Protocol Type, select the protocol type adopted by the port mapping service.
6. Enter the open port number in Open Port. After the application successfully initiates a connection through the trigger port, the router opens the port, so that the Internet server can establish a connection with the LAN computer through the opened port.
7. Enter the port number of the computer application in "Trigger Port" to start the connection with the Internet. Click "Save".
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