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Mini-MT User Guide
Revision 1.02
8.5.4 Verify Registration Status
Verify GSM status by sending the following command:
AT+CREG?<CR>
If everything is working, you should receive one of two responses:
+CREG: 0,1 (GSM registered to home network)
+CREG: 0,5 (GSM registered roaming.)
Verify GPRS status by sending the following command:
AT%CGREG?<CR>
If everything is working, you should receive one of two responses:
%CGREG: 0,1 (GPRS registered to home network)
%CGREG: 0,5 (GPRS registered roaming.)
8.5.5 Verify GPRS Activation
Enter the following command to verify that the Mini-MT is activated on the GPRS
network:
AT$NETIP?<CR>
The Mini-MT is activated if it has been assigned an IP address
Example of successful GPRS activation:
at$netip?
$NETIP: "166.217.226.214","066.102.163.231","066.209.010.201"
NOTE: The above IP addresses will be different for each device and
location. Non-zero values indicate a successful GPRS activation.
Example of unsuccessful GPRS activation:
at$netip?
$NETIP: "000.000.000.000", "000.000.000.000", "000.000.000.000"
GSM2228UG001
OR
OR
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