EVK-L4 - User Guide
UBX-17013792 - R01
Appendix
Page 20 of 23
C
Examples of AT commands
For the complete description and syntax of the AT commands supported by TOBY-L4 series modules, see the
u-blox
AT commands Manual
C.1
Define a default bearer for connectivity
To change the PDN settings for a default EPS bearer, edit the <cid>=1 PDN by means of the AT+CGDCONT AT
command.
Command sent by DTE (user)
DCE response (module)
Description
AT+COPS?
+COPS: 0,0,"operator",2
OK
Module is registered.
AT+CREG=2;+CGREG=2;+CEREG=2;+CGE
REP=1,1;
OK
Enable a set of registration URC, including
PS, CS and EPS registration events.
AT+CGDCONT?
+CGDCONT: 1,"IPV4V6","","",0,0
OK
Read IP Type and APN for EPS attach bearer.
AT+CGDCONT=1,"IPV4V6","broadband
"
OK
Set APN name (i.e. “broadband”) and the
PDP type (i.e. “IPV4V6”) for EPS attach
bearer.
AT+CGACT=1,1
OK
Activate PDP context.
AT+CGDCONT?
+CGDCONT: 1,"IP","broadband","1
0.161.139.112",0,0
OK
Verify the activation of PDP context and
check its IP address.
