Gprs commands, At+cgdata=? +cgdata: "ppp" ok at+cgdata=1 – Rainbow Electronics FARGO MAESTRO 100 (with TCP_IP) User Manual
Page 295

GPRS Commands
Enter Data State +CGDATA
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WM_DEV_OAT_UGD_049 - 001
VOLUME 2
August 23, 2007
14.7.5
Examples
Command
Responses
AT+CGDATA=?
+CGDATA:
"PPP"
OK
AT+CGDATA=1
CONNECT
14.7.6
Notes
If no
information. The other context parameters are set to their default values (no APN,
default QoS parameters, dynamic IP address requested).
In case of abnormal termination or start up, the V.25ter command state is reentered
and the MT returns the final result code NO CARRIER or, if enabled, "+CME ERROR".
Attach, activate and other errors may be reported.
This command has the same effects as ATD*99***.
If a GPRS PPP session is already running, the setting of a CSD (GSM data call) is not
supported.
This command may be used in both normal and Wireless CPU
®
compatibility modes.