Installation guide

5-18
Disconnection request from remote site
After the TCP connection has been shut down by the remote Ethernet modem or
PC, NPort Express will send the “NO CARRIER” signal via the serial port and
then return to command mode.
The following figures show the additional parameters that can be configured for
TCP Client Mode. Refer to the table below the figures to see details of the
meaning of each parameter.
 Console Management
Configurator 
Ethernet Modem
Setting Value Notes Necessity
TCP port
valid
port No.
The TCP port that other devices
must use to contact this device. To
avoid conflicts with standard TCP
ports, the default is set to 4001.
Required
Destination IP addr valid IP
Allows connection with only the
specified remote IP address.
Optional
0
TCP connection is not closed due to
an idle serial line.
TCP alive check time
1 – 99
min.
TCP connection is automatically
closed by this device if there is no
TCP activity for the given time.
Optional