User's Manual Part 1

AT Commands 83
P/N 90023363 Revision 1.8
Parameters:
<n> 0 disable unsolicited result code
1 enable presentation of an unsolicited result
code
71 9600 bps (V.110 or X.31 flag stuffing)
<mode> when <mode> parameter not given, network is not
interrogated
0disable
1 enable
2 query status
<class> is a sum of integers each representing a class of
information
1 voice (telephony)
2 data (bearer service)
4 fax (teleservice)
7 default (equals to all classes)
<status> 0 not active
1 enable
Example: Input Output
Query AT+CCWA? Current selection OK
Set AT+CCWA=1,1,1,1 OK
Tes t AT+CCWA=? List of possible selections
Unsolicited Response: When the presentation Call Waiting at the MODEM is enabled (and
Call Waiting is enabled) and a terminating call set up has
attempted during an established call, an unsolicited result code is
returned:
+CCWA: <number>,<type>,<class>[,<alpha>]
<number> string type phone number of calling address in
format specified by <type>
<type> type of address octet in integer format; 145 when
dialing string includes international access code
character "+", otherwise 129
<alpha> optional string type alphanumeric representation of
<number> corresponding to the entry found in a
phone book