LTE Module Series
EC25&EC21 AT Commands Manual
EC25&EC21_AT_Commands_Manual 61 / 231
5.2. AT+CLCK Facility Lock
The command is used to lock, unlock or interrogate a MT or a network facility <fac>. It can be aborted
when network facilities are being set or interrogated. The factory default password of PF, PN, PU, PP and
PC lock is “12341234”.
Parameter
Response
+CLCK: (list of supported <fac>s)
OK
Write Command
AT+CLCK=<fac>,<mode>[,<passwd>[
,<class>]]
Response
This command is used to lock, unlock or interrogate the ME or
network facility <fac>. Password is normally needed to do
such actions. When querying the status of 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> is not equal to 2 and the command is set
successfully:
OK
If <mode>=2 and command is set successfully:
+CLCK: <status>[,<class>]
[+CLCK: <status>[,<class>]]
[…]
OK
<fac> “SC” (U)SIM (lock SIM/UICC card installed in the currently selected card slot)
(SIM/UICC asks password in MT power-up and when this lock command issued).
“AO” BAOC (Bar All Outgoing Calls) (refer to 3GPP TS 22.088 clause 1).
“OI” BOIC (Bar Outgoing International Calls) (refer to 3GPP TS 22.088 clause 1).
“OX” BOIC-exHC (Bar Outgoing International Calls except to Home Country) (refer to
3GPP TS 22.088 clause 1).
“AI” BAIC (Bar All Incoming Calls) (refer to 3GPP TS 22.088 clause 2).
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