AT Commands Phone Terminal Terminated
49
AT+CCWA
Call Waiting
Parameters:
<reason>:
<reason>
Description
0
Unconditional
1
Mobile phone busy
2
No reply
3
Not reachable
4
All calls are forwarded
5
All conditional calls are forwarded
<mode>:
<mode>
Description
0
Disable
1
Enable
2
Query status
3
Registration
4
Erasure
<number>:
String; phone number of forwarding address. Format specified by <format>.
<type>:
Integer; type of address octet.
<class
x
>:
Sum of integers; each representing a class of information.
<class
x
>
Description
1
Voice L1
2
Data
4
Fax
128
Voice L2
Response when
<mode>=2:
+CCFC: <status>,<class1>[,<number>,<type>]
[+CCFC: <status>,<class2>[,<number>,<type>]
[...]]
<status>:
<status>
Description
0
Not active
1
Active
Description:
Allows control of the Call Waiting supplementary service. Enables or disables the
unsolicited result code.
Set command:
AT+CCWA=
[<n>,[<mode>[,<class
x
>]]]
Test command:
AT+CCWA=?
Shows if the command is supported.
Test command
response:
+CCWA:
(list of supported <n>s)