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Configuring Device as UDP Client to Connect to UDP Server
Configure and Connect the Device
To configure the device as a UDP client:
1.
Check signal strength.
Enter:
AT+CSQ
2.
Verify device is registered on the cellular network.
Enter:
AT+CEREG?
Should return:
AT+CEREG?: 0,1
OK
3.
Configure socket parameters
Enter:
AT#SCFG=1,3,300,240,600,50
4.
Activate context one
Enter:
AT#SGACT=3,1
5.
Create UDP connection to Server port
Enter:
AT#SD=1,1,####,"###.##.###.##"
where #### is the server port and ###.##.###.## is the IP number.
The device responds with OK, which indicates a successful connection for sending and receiving data through the
socket connection.
Exit Data Mode and Close Connection
To exit data mode and close the socket:
1.
Enter the escape sequence:
+++
2.
To close Socket 1, enter:
AT#SH=1
The device responds with OK.
3.
To close the data connection, enter:
AT#SGACT=3,1
The device responds with OK.
Transferring FTP File to FTP Server
To connect to FTP server and upload files:
1.
Check signal strength.
Enter:
AT+CSQ
®
MultiConnect
Cell MTC-LVW2 User Guide
CONFIGURING AND COMMUNICATING WITH YOUR DEVICE
25
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