AT Command Set
MC35_ATC_01_V05.00 Page 93 of 256 15.07.2002
4.21.3 Examples: Call barring Please note that when you configure or query call barring without sp ecifying any classes, the settings
will refer to classes 1, 2 and 4 only (default setting).
Remember that most of the call barring types have to be subscribed to. Usually, the ser vice is subject
to a password supplied from the provider.
Example 1
When checking the status of barring for outgoing international calls without
specifying classes, please note that the ME returns only the status of voic e,
data, fax calls. The status of SMS and other classes is not reported.
at+clck=oi,2,0000 or without <passwd>: at+clck=oi,2
+CLCK: 1,1 outgoing international voice calls barred
+CLCK: 1,2 outgoing international data calls barred
+CLCK: 1,4 outgoing international fax calls barred
OK
Example 2 To check the call barring status for outgoing international calls and all classes,
you are required to enter the integer sum referring to all classes:
at+clck=oi,2,0000,255 or without <passwd>: at+clck=oi,2,,255
+CLCK: 1,1 outgoing international voice calls barred
+CLCK: 1,2 outgoing international data calls barred
+CLCK: 1,4 outgoing international fax calls barred
+CLCK: 1,8 outgoing international SMS barred
+CLCK: 0,16 no barring (e.g. not supported or not activated at all)
+CLCK: 1,32 outgoing international data calls barred
+CLCK: 0,64 no barring (e.g. not supported or not activated at all)
+CLCK: 0,128 no barring (e.g. not supported or not activated at all)
OK
Example 3 To activate call barring for outgoing international voice and dat a calls:
at+clck=oi,1,0000,3 (where 3 is the sum of class 1 + class 2)
OK
Example 4 To disable call barring for outgoing international fax (class 4) and SMS (class 8)
calls:
at+clck=oi,0,0000,12 (where 12 is the sum of class 4 + class 8)
OK
Example 5 To disable call barring for all outgoing international calls:
at+clck=oi,0,0000,255
OK