User guide

CONFIGURING AND COMMUNICATING WITH YOUR DEVICE
Example
A example response to AT+CSQ:
+CSQ: 15,1
Checking Network Registration for EV2 and C2
To verify that a device is registered on the network, enter:
AT!STATUS
The device returns several lines of modem status information. The second to last line indicates either:
Modem has registered.
or
Modem has NOT registered.
Sending and Receiving Data
Connecting Device to TCP Server as TCP Client
To send data through a connect socket:
1. Bring up Data Connection Using Internal IP stack
Enter:
AT#SGACT=1,1
The device responds with the IP Address the cellular provider assigned to the device on connection,
followed by OK. For example:
#SGACT: 25.194.185.116
OK
Closing the Socket and the Connection
To close the socket:
■ Enter the escape sequence:+++
■ To close Socket 1, enter:AT#SH=1
The device responds with OK.
To close the data connection:
■ Enter: AT#SGACT=1,0
The device responds with OK.
Configuring Device as UDP Listener to Accept UDP Client Connections
To configure the device as a UDP client:
1. Check signal strength.
Enter:
24 MultiConnect
®
Cell User Guide