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List of AT Commands for Nokia 22
Copyright © Nokia Mobile Phones 2001. All rights reserved.
7.9 +CCWA Call waiting
Command Response Default +cme
error
Set
+CCWA=<n>,<mode>,<class> when <mode>=2:
+CCWA: <status>,<class1>
[<CR><LF>+CCWA: <status>,<class2>
[...]]
0[,,7] x
Read
+CCWA? +CCWA: <n>
Test
+CCWA=? +CCWA: (0,1)
The +CCWA command allows the controlling of the Call Waiting supplementary service according
to GSM 02.83. Activation, deactivation and status query are supported. When querying the status
of a network service (<mode>=2), the response line for the ‘not active’ case (<status>=0) should
be returned only if the service is not active for any <class>. The parameter <n> is used to disable
and enable the presentation of an unsolicited result code.
+CCWA: <number>,<type>,<class> when the call waiting service is enabled.
The interaction of this command with other commands based on other GSM supplementary service
is described in the GSM standard.
The test command returns the supported values.
Defined values
<n> sets/shows the result code presentation status:
0 disable
1 enable
<mode> when not given, the network is not interrogated:
0 disable
1 enable
2 query status
<classx> is a sum of integers each representing a class of information (the default
value 7 equals all classes):
1 voice (telephony)
2 data (usually refers to all bearer services; with <mode>=2 this may only
refer to some bearer services)
4 fax (facsimile services)
<status>:
0 not active
1 active
<number> string type phone number of a calling address in the format specified by
<type>