Multi-Tech Systems MMCModem GPRS (MTMMC-G) - Manual (Page 44)

Chapter 7 – Security Commands
Multi-Tech Systems, Inc. Wireless GSM/GPRS AT Commands (Document Number S000293I) 44
Change Password +CPWD
Description: This command changes a password (PIN, call barring, NCK, etc.). The facility values () are the
same as for the +CLCK command with a “P2” facility to manage SIM PIN2.
For the network lock (“PN”), unlocking is forbidden after 10 failed attempts to disable (unlock) the
network lock with an incorrect password.
Values: supported facilities:
“PS”: SIM lock facility with an 8-digit password.
“SC“: PIN enabled ( = 1) / disabled ( = 0)
“AO”: BAOC (Barr All Outgoing Calls)
“OI” : BOIC (Barr Outgoing International Calls)
“OX”: BOIC-exHC (Barr Outgoing. International Calls except to Home Country)
“AI” : BAIC (Barr All Incoming Calls)
“IR” : BIC-Roam (Barr Inc. When Roaming outside Home Country)
“AB”: All Barring services
“AG”: All outGoing barring services
“AC”: All inComing barring services
“P2”:
“FD”: SIM Fixed Dialing Numbers (FDN) memory feature (PIN2 is required as )
“N”
“U”
“P”
“C”
, 4 or up to 8 or 16 digits according to the facility.
Syntax: AT+CPWD= , ,
Command
Possible responses
AT+CPWD=?
Note: Possible values +CPWD: (“PS”,8),(“SC”,8),(“AO”,4),(“OI”,4),(“OX”,4),
(“AI”,4),(“IR,4),(“AB”,4),(“AG”,4),(“AC”,4),
(“P2”,8),(“FD”,8),("PN",8),("PU",8),("PP",8), ("PC",8)
OK
Note: CHV1/CHV2 must be on 8 digits maximum
(4minimum)
For call barring, on 4 digits maximum
AT+CPWD=”SC”,1234,5555
Note: Change PIN OK
Note: PIN was correct
AT+CPWD=”SC”,1234,5555
Note: Change PIN +CME ERROR: 16
Note: PIN was wrong
AT+CPIN=5555
Note: Enter PIN OK
Note: PIN was correct
AT+CPWD=”PN”,12345678,00000000
Note: Change NCK OK
Note: NCK changed for net lock