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at+cpin? +CPIN: SIM PIN OK at+cpin="71388330","3011" OK 2.17 AT+CREG, Network registration At Command at+creg=<n> Reaction at+creg? +creg: <n>,<stat>[,<lac>,<ci>]. OK +CREG: (0,1,2) at+creg=? Remark <n> 0 disable network registration unsolicited result code 1 Enable network registration unsolicited result code +CREG: <stat> 2 enable network registration and location information unsolicited result code <stat> 0 Not registered 1 Registered (home network) 2 Not registered but ME search for a network 3 Registration denied 4 Unknown 5 Registered roaming <lac> 2 Byte location code (hex) <ci> 2 bytes cell ID (hex) at+creg=? +CREG: (000,001,002) OK at+creg? +CREG: 000,001 OK g18 Modem Integration and Application Developers Guide version 2.0 Page 143
