Specifications

AT command set for S45 Siemens mobile phones and modems
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Siemens Document No.: A30880-A10-A001-3-D376
Revision: 1.8
Revision Date: 30. November, 2001
54
2.3.6.12 AT+CGREG
AT+CGREG GPRS network registration status
Test command
AT+CGREG=?
Response
+CGREG: (list of supported <n>s)
OK/ERROR/+CME ERROR
Parameter
<n>
0
Suppresses the unexpected network-
status messages
Displays the unexpected network-status messages:OK/ERROR/+CME
ERROR
Read command
AT+CGREG?
Response
+CGREG: <n>,<stat>[,<lac>,<ci>]
OK/ERROR/+CME ERROR
Parameter
<n>
See Test command
<stat>
0
Not registered, not currently searching
1
registered, home network
2
Not registered, but currently searching
3
registration denied by network
4
Unknown
5
Registered, roaming
<lac>
Hexadecimal 2-byte string type of location area code
<ci>
Hexadecimal 2-byte string type of cell ID
Write command
AT+CGREG=[<n>]
Parameter
<n>
See Test command
Response
OK/ERROR/+CME ERROR
Unsolicited message
+CGREG: <stat>