Specifications

TC35i AT Command Set
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TC35i_ATC_V01.05 Page 81 of 278 04.08.2003
4.8 AT+CCUG: Closed User Group
Test command
AT+CCUG=?
The Test command returns the supported parameters.
Response
+CCUG: (list of supported <n>s),(list of supported <index>),(list of supported
<info>) OK
Read command
AT+CCUG?
The Read command returns if the permanent CUG invocation is activated,
which CUG index is chosen, and if Preferential Group or Outgoing Access is
suppressed.
Response
+CCUG: <n>, <index>,<info> OK
Write command
AT+CCUG=[[<n>[,
<index>[,<info>]]
The write command serves to activate or deactivate permanent CUG invoca-
tion, to set the desired CUG index, and to specify if Preferential Group or Out-
going Access shall be suppressed.
Parameter
<n> (numeric)
0 Deactivate permanent CUG mode
1 Activate permanent CUG mode
<index> (numeric)
0…9 Explicit selection of CUG index
10 No index (preferred CUG taken from subscriber data)
<info> State of the call (numeric)
0 No information
1 Suppress Outgoing Access
2 Suppress preferential CUG
3 Suppress preferential CUG and Outgoing Access.
Response
OK/ERROR/+CME ERROR
Reference
GSM 02.85,
GSM 03.85,
GSM 04.85,
Siemens
Note
· The active settings of omitted parameters are retained without changes.
· Upon delivery, settings are predefined with <n>=0, <index>=10, <info>=0.
These delivery defaults cannot be recalled automatically.
· Some combinations of parameters may lead to the rejection of CUG calls by
the network. For more information please consult GSM 04.85.
· ATZ or AT&F have no impact on the current settings.
· See Chapter 2.5 for instructions of how to activate or deactivate the CCUG
feature call by call.