Comtrol AT Command Set Rev A User Manual
Page 218
AT Commands Reference Manual
Conexant
100722B
6-20
+VDT - Control Tone Cadence Reporting
This command is included for compatibility only and has no effect other than returning a
result code.
This command allows the modem to enable or disable reporting of the control tone
cadence information in the frequency band used by the Ringback/Remote Ring, BUSY,
and reorder/Fast Busy tones (usually in the 300 to 600 Hz range).
Syntax
+VDT=<enable>,<report>
Defined Values
<enable>
Decimal number corresponding to the selected option.
0
The modem will not produce any control tone
cadence report.
<report>
Decimal number specifying the produced any control tone
cadence report when enabled by the <enable> subparameter.
0
The modem will produce only CPOF and CPON
messages.
Other
Reserved.
Reporting Current or Selected Values
Command: +VDT?
Response:
<enable>,<report>
Example:
0,0
For the default setting.
Reporting Supported Range of Parameter Values
Command: +VDT=?
Response:
(<enable> range),(<report> range)
Example:
(0),(0)
Result Codes
OK
<enable>,<report> = (0),(0)
ERROR
Otherwise, or if not in Voice Mode.