AT Commands Reference Guide
80529ST10815A Rev.2– 2017-09-14
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+CLCK - Facility Lock/Unlock
Note: when <mode>=2 and command successful, it returns:
+CLCK: <status>[,<class1>[<CR><LF>+CLCK: <status>,<class2>
[…]]
Where:
<status> - the current status of the facility
0 - not active
1 - active
<classn> - class of information of the facility
AT+CLCK=?
Test command reports all the facilities supported by the device.
Reference
3GPP TS 27.007
Example
Querying such a facility returns an output on three rows, the first for voice, the second for
data, the third for fax:
AT+CLCK =”AO”,2
+CLCK: <status>,1
+CLCK: <status>,2
+CLCK: <status>,4
Change Facility Password - +CPWD
+CPWD - Change Facility Password
AT+CPWD=
<fac>, <oldpwd>,
<newpwd>
Execution command changes the password for the facility lock function defined by
command Facility Lock +CLCK.
Parameters:
<fac> - facility
“SC” - SIM (PIN request)
“AB” - All barring services
“P2” - SIM PIN2
“AC” - All inComing barring services
“AG” - All outGoing barring services
“AI” – BAIC (Barr All Incoming Calls)
“AO” - BAOC (Barr All Outgoing Calls)
“IR” – BIC-Roam (Barr Incoming Calls when Roaming
outside the home country)
“OI” - BOIC (Barr Outgoing International Calls)
“OX” - BOIC-exHC (Barr Outgoing International Calls except to Home Country)
<oldpwd> - string type, it shall be the same as password specified for the facility from
the ME user interface or with command +CPWD.
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