Data Sheet

Smart Machine Smart Decision
This Command is used to lock, unlock or interrogate a ME or a network
facility <fac>. Password is normally needed to do such actions. When
querying the status of a network service (<mode>=2) the response line for
‘not active’ case (<status>=0) should be returned only if service is not
active for any <class>.
If <mode>≠2 and Command is successful
OK
If <mode>=2 and Command is successful
+CLCK: <status>[,<class1>[<CR><LF>+CLCK:
<status>,<class2>[…]]
OK
If error is related to ME functionality:
+CME ERROR: <err>
AT+CLCK=<fac>
,<mode>[,<passw
d>[,<class>]]
Parameters
<fac>
"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 Incoming Calls when Roaming
outside the home country)
"FD" SIM card or active application in the UICC (GSM or
USIM) fixed dialling memory feature (if PIN2 authentication has not been
done during the current session, PIN2 is required as <passwd>)
"SC" SIM (lock SIM/UICC card) (SIM/UICC asks
password in MT power-up and when this lock command issued)
Correspond to PIN1 code.
"PN" Network Personalization, Correspond to NCK code
"PU" Network subset Personalization
Correspond to NSCK code
"PP" Service Provider Personalization
Correspond to SPCK code
<mode> 0 unlock
1 lock
2 query status
<passwd> String type (Shall be the same as password specified for the
facility from the MT user interface or with command Change Password
+CPWD)
<class> 1 Voice (telephony)
2 Data refers to all bearer services; with <mode>=2 this
may refer only to some bearer service if TA does not support values 16,
SIM800 Series_AT Command Manual_V1.05 73 2014-07-31