Siemens M20 Terminal Technical Description page 116

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AT^SLCK Facility lock (including self-defined locks)
Test command Response
AT^SLCK=? ^SLCK: (list of supported <fac>s) OK
Parameter
see execute command
Execute command Response
AT^SLCK =
This command is used to lock, unlock or interrogate a ME or a network facility <fac>. Password is
<fac>, <mode>
normally needed for such actions. When querying the status of a network service (<mode>=2) the
[,<passwd>
response line for 'not active' case (<status>=0) should be returned only if service is not active for
[,<class>]]
any <class>. It should be possible to abort the command when network facilities are set or interro-
gated.
If <mode><>2 and command is successful
OK
If <mode>=2 and command successful
^SLCK: <status>[,<class1>[<CR><LF>
^SLCK: <status>, class2....]] OK
If error is related to ME functionality:
+CME ERROR: <err>
Parameter
<fac>
<mode>
<passwd>
<class>
<status>
Version 8 dated 15.03.00
"PS" PH-SIM (lock PHone to SIM card) (ME requests password when other than
current SIM card inserted; ME may remember certain number of previously
used cards thus not requiring password when they are inserted)
"SC" SIM (lock SIM cards) (SIM requests password at ME power-up and when
this lock command issued)
"FD" SIM fixed dialling memory feature (if PIN2 authentication has not been per-
formed during the current session, PIN2 is required as <passwd>)
"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)
"PN" Network Personalisation (refer GSM 02.22[33])
"PU" Network Subset Personalisation (refer GSM 02.22[33])
"PP" Service Provider Personalisation (refer GSM 02.22[33])
"PC" Corporate Personalisation (refer GSM 02.22[33])
0 disable lock
1 enable lock
2 query lock status
password
if <fac> = "PS" then user password
if <fac> = "SC" then PIN
if <fac> = "FD" then PIN2
if <fac> = "AO"..."AC" (Barring) then Network password
if <fac> = "PN"..."PC" then user password
1 voice
2 data
4 fax
7 all classes (default)
0 off
1 on
AT command interface
A
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