3onedata NP Series User Manual page 23

Main element configuration instructions in RealCom Mode interface
Interface Element
Session Number
TCP Alive Time
Ignore jammed
Cmd type
Description
The number of hosts that one serial port connects to.
Each host communicates with serial port in the order of

first-in first-out;
The system supports up to 4 connections.

If there isn't any TCP activity within schedule time, the system
will automatically send connection detection message and
check whether the TCP connection is valid. If the reply packet
of opposite side hasn't been received after sending probe
packet for 3 times, system will regard the opposite side as
down and forwardly close the communication connection.
Enables or disables ignore jammed connections. Options:
Enabled: The system ignores blocked network

connections and continues to send data to other normal
network connections.
Disabled: If the network connection is blocked or the

response is lost, the system will wait until the data is
successfully sent to all network connections before
sending the next data.
Compatible with virtual serial port management softwares of
other companies. Options:
Disable: means to use our company's virtual serial port

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NP Series Serial Server User Manual
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