ISPSoft User Manual The parameters in the TCP Socket Setting are the same as the parameters in the UDP Socket Setting except that there is no Keep Alive Timer parameter in the UDP Socket Setting. The parameters in the TCP and UDP Socket Setting are described below. Remote IP : Users can set a remote IP address. Remote Port : Users can set a communication port used by the remote device for this TCP connection. The port number must be within the range between 0 and 65535. Local Port : Users can set a communication port used by the local CPU module for this connection. The port number must be within the range between 0 and 65535. Send Address :
Users can set the length of data which will be sent by the local CPU module. The length must be within the range between 0 words and 512 bytes. Send Length : Uses can set an initial device in the CPU module where data which will be sent is stored. Receive Address : Users can set the length of data which will be received by the local CPU module. The length must be within the range between 0 words and 512 bytes. Receive Length : Uses can set an initial device in the CPU module where data which will be received is stored. Keep Alive Timer : Users can set a maximum keep alive time for the connection.
If no data is transmitted, and the keep alive period has elapsed, the CPU module will terminate the connection automatically. The port number used by the local CPU module and the port number used by the remote device cannot be the 3-102