3onedata NP318T-8DI User Manual page 26

TCP server mode interface main element configuration instructions
Interface Elements
Session number
Local port
pwd_check
Send_msg
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Description
The number of hosts that a serial port is connected at the
same time.
Each host according to the "first in first out" in the order

and serial port communication.
The system supports up to 4 connections.

TCP client destination port.
After the device is connected with the remote client, the
peer client needs to send the authentication password to the
device. After the password is verified, the client can
communicate with the device. The options are:
Enable: Enable password verification function.

Disable: Disable password verification function.

Note:
When password verification is enabled, only users with "admin"
account privileges can send / receive messages using this device.
The first data sent by the peer client to the device defaults to

the check password.
Verification password is "admin" account password.

If the password is entered incorrectly, re-establish the

connection and then re-enter the password.
The information sent after the device is connected to the
peer client. The options are:
Ipaddr: After the connection is successful, send the IP

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User Manual
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