Atop Technology SE8502-M12 User Manual User Manual

Page 13

User manual Version 1.1
SE8502-M12 IP68 Serial Server

Fig 5. TCP Connection in Virtual COM Mode

TCP Server in Virtual COM Mode

SE8502-M12 can be configured in the TCP server mode (PC as a client) with a unique IP and Port number, and
SE8502-M12 waits passively for the PC to establish a connection to. After the connection is established, PC can
communicate to serial devices through SE8502-M12.

Configure SE8502-M12 to be TCP server

Using one of the three configuration methods (Telnet, Web, and console), User can configure SE8502-M12 to be as
TCP Server as following.

Disabled the IP filter (default)
Set the port number (default port is 4660 for COM1, 4661 for COM2).
If IP filter is enabled, only the assigned source IP is allowed to be connected to SE8502-M12.

Fig 6. TCP Server in Virtual COM Mode

TCP Client in Virtual COM Mode

SE8502-M12 can be configured to be TCP Client mode (PC as a server) to establish a TCP connection to an
application server on PC, or the Remote Control Host. Once the connection is established, PC or Remote Control Host
can exchange data with several serial devices at the same time through SE8502-M12.

Configuring SE8502-M12 to be TCP client

User can configure SE8502-M12 to be as TCP Client for example, from Fig. 7. PC, as a server, has IP address
10.0.0.100 and listening on port 1000. Each SE8502-M12, connected with serial device, configured as TCP client
mode with destination IP address 10.0.0.100 and the destination port 1000, and the IP filter is disabled (by default).