This FAQ introduces the port forward configuration for industrial router USR-G806.
1. Hardware connection 3
2. Port forward configuration 3
2.1. Built-in web page configuration 3
2.2. Data transmissions 5
As shown in the figure above, it is impossible to establish a TCP connection directly in PC1 and PC2.Because this two computer in different IP segment.
To solve this problem,we need enable the port forward function at the USR-G806.
2.1. Built-in web page configuration
First, log into G806 built-in web pages, enter password “root”:
Chose “Fire wall”->”Port Forwards”:
Set the internal port and IP address for mapping:
External port |
8899 |
Internal IP address |
192.168.3.138 |
Internal port |
8899 |
2.2. Data transmissions
PC1 build TCP Server IP address :192.168.3.138.port:8899 and listening.
PC2 set target IP address(IP address at router’s wan port) and port of Sever side and make a connection.Sending the message “usr iot”:
Server(PC1) receive the message from Client(PC2):