Chapter 3:  AT Commands Reference
 April 15, 2008 G24-L AT Commands Reference Manual 3-185
The following table shows the +CLCK parameters.
Command 
Type Syntax Response/Action Remarks
Set
+CLCK=<fac>,<mode>
[,<passwd>
[,<classx>]]
For <fac> where 
<class> is irrelevant 
(SC, FD):
+CLCK=<fac>,2
+CLCK: <status>
 For <fac> with several 
supported <class>es:
+CLCK=<fac>,2
+CLCK: 
<status>,<class1>
[<CR><LF>+CLCK: 
<status>,<class2>
[…]]
OK 
The Set command performs the 
specified <mode> action on the 
specified <fac>.
Read
+CLCK? +CLCK: ERROR
Test
+CLCK=? +CLCK: (list of 
supported <fac>s)
The Test command returns the list of 
supported facilities.
Table 3-124: +CLCK Parameters
<Parameter> Description
<fac> SC SIM Card PIN setting
<mode>0  Disable PIN 
   1  Enable PIN)
FD SIM Fixed Dialing memory setting 
<mode>0  Disable fixed dialing feature 
      1  Enable fixed dialing feature)
AO BAOC (Bar All Outgoing Calls)
OI BOIC (Bar Outgoing International Calls)
OX BOIC-exHC (Bar Outgoing International Calls except to Home Country)
AI BAIC (Bar All Incoming Calls)
IR BIC-Roam (Bar Incoming Calls when Roaming outside the home country)
AB All Barring services (applicable only for <mode>=0)
AG  All outgoing barring services (applicable only for <mode>=0)
AC All incoming barring services (applicable only for <mode>=0)
<passwd> String type, 4-8 character password 
<mode> 0 Unlock
1 Lock
2 Query status (<passwd> does not apply)