Robustel R3000 NU User Manual

Page 38

Robustel GoRugged R3000 NU User Guide

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 When Select Protocol “Modbus Over Rlink”:

RS232 @ Serial

Item

Description

Default

Baud-rate

Select from “300”, “600”, “1200”, “2400”, “4800”, “9600”, “19200”, “38400”,
“57600” , “115200”and “230400”.

115200

Data bit

Select from “7” and “8”.

Parity

Select from “None”, “Odd” and “Even”.

None

Stop bit

Select from “1” and “2”.

Flow control

Select from “None”, “Software” and “Hardware”.

None

Protocol

Select from “None”, “Transparent”, “Modbus”, “Transparent Over Rlink”,
“Modbus Over Rlink”.
1. None: Router will do nothing in RS232 serial port.
2. Transparent: Router will transmit the serial data transparently without any

protocols.

3. Modbus: Router will translate the Modbus RTU data to Modbus TCP data

and vice versa.

4. Transparent Over Rlink: Router will send all data from RS232 serial port to

Robustlink, then Robustlink will forward the data to another destination site.

5. Modbus Over Rlink: Router will translate all data from RS232 serial port to

Modbus TCP protocol data, and then send to Robustlink, after that
Robustlink will forward the data to another destination site.

None

Mode @Transparent

Select from “TCP Server”, “TCP Client” and “UDP”.
TCP Client: Router works as TCP client, initiate TCP connection to TCP server.
Server address supports both IP and domain name.
TCP Server: Router works as TCP server, listening for connection request from
TCP client.
UDP: Router works as UDP client.

TCP
Client

Local

Port

@Transparent

Enter the Local port for TCP or UDP.

Multiple

Server

@Transparent

Click “Add” button to add multiple server. You need to enter the server’s IP and
port, and enable or disable “Send data to serial”. If you disable “Send data to
serial”, router will not transmit the data from this server to serial port.
Note: This section will not be displayed if you select “TCP server” in “Mode”.

None

show

Protocol

Advanced

Transparent

Tick to enable protocol advanced setting.

Disable

Local

Transparent

This item will show up when you enable any VPN tunnel of R3000 NU, it means
serial data can be matched to this local IP address and be transmitted or received

Null