Tcp client mode – Moxa Technologies NPort 5400 Series User Manual
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NPort 5400 Series User’s Manual
Web Console Configuration
5-17
is specified in milliseconds and must be larger than 10 ms.
If the user wants to send a series of character in a packet, the serial device attached to the NPort
should send characters without time delay larger than Force Transmit timeout between characters
and the total length of data must be smaller than or equal to the NPort’s internal buffer size. The
NPort’s serial communication buffer size is 1K bytes per port.
Local TCP port
Setting
Factory Default
Necessity
1 to 65535
4001
Required
The TCP port that the NPort uses to listen to connections, and that other devices must use to
contact the NPort. To avoid conflicts with well known TCP ports, the default is set to 4001.
Command port
Setting
Factory Default
Necessity
1 to 65535
966
Optional
The command port is a listen TCP port for IP-Serial Lib commands from the host. In order to
prevent a TCP port conflict with other applications, the user can adjust the command port to
another port if needed. And IP-Serial Lib will automatically check out the Command Port on the
NPort so that the user does not need to configure the program.
TCP Client Mode