Vdt - control tone cadence reporting, Syntax, Defined values – Longshine LCS-8156C1 User Manual
Page 185: Reporting current or selected values, Reporting supported range of parameter values, Result codes
AT Commands for CX930xx Modem Reference Manual
102752B
Conexant
5-21
+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=
Defined Values
Decimal number corresponding to the selected option.
0
The modem will not produce any control tone
cadence report.
Decimal number specifying the produced any control tone
cadence report when enabled by the
0
The modem will produce only CPOF and CPON
messages.
Other Reserved.
Reporting Current or Selected Values
Command: +VDT?
Response:
Example:
0,0
For the default setting.
Reporting Supported Range of Parameter Values
Command: +VDT=?
Response:
(
Example: (0),(0)
Result Codes
OK
ERROR
Otherwise, or if not in Voice Mode.