User’s Manual of ICS-2x00T Serial Device Server Series
57
4.5.2.6 TCP Client mode
The TCP client initiates a connection to the server on the network. You must set up the target IP address and assigned local port
number of server that you want the client to communicate with. In the data transmission phase, the data is transmitted to the
destination in the order to which they are sent. INDUSTRIAL SERIAL SERVER device supports four sets of sequential
connections. The TCP client mode topology in
Figure 4-5-22
appears.
Figure 4-5-22:
TCP Client Mode Topology
The TCP client mode screenshot in
Figure 4-5-23
appears.
Figure 4-5-23:
TCP Client Mode Screenshot
Object
Description
•
TCP Keep-alive
Interval
TCP keep alive interval shows how many seconds the unit waits during an inactive
connection before checking its status. If the unit does not receive a response, it will drop
that connection. The default is 0 minute.
•
Quiescent Time
When the network connection is determined to be idle, the duration of the control
network inactivity will cause the connection to be forced closed. The range of value is
from 1 to 65535 ms. The default is
0 ms
•
Max connection
This parameter set the TCP port number on which it will listen for the connection and set
the maximum (up to two) acceptable number of connections. The range of value is from
1 to 4. The default is
1
.
•
Local TCP port
This parameter describes the TCP port that communicates with the connected device.
The setting slave and master destination IP parameters must use the same value to
