Specifications

AT Command Set Reference
Ver. 1.00
GSM1308AT001 Page 188 Ver. 1.00 – 10/29/2008
3.1.13 +CGSMS Select Service for MO SMS Messages
Command Function The set command is used to specify the
service or service preference that the MT
will use to send MO SMS messages.
Command Functional GPRS Commands
Group
Command Format Query AT+CGSMS=?
Response +CGSMS: (0-3)
OK
Write Format AT+CGSMS=<service>
Response OK
Read Format AT+CGSMS?
Response :+CGSMS: 3
OK
Execution Format N/A
Response N/A
Parameter Values
<service> 0 GPRS
1 circuit switched
2 GPRS preferred (use circuit
switched if GPRS not available)
3 circuit switched preferred (use
GPRS if circuit switched not
available)
Reference GSM Ref. 07.07 Chapter 10.1.14
Standard Scope Optional
Enfora Implementation Scope Full
Notes If parameter <service> is omitted the
command does nothing. SMS over GPRS
has not been fully tested.