Telenetics 56 - Manual (Page 202)

AT Commands
Page 194
ERROR Otherwise, or if not in Voice Mode.
+VTD - Beep Tone Duration Timer
This command causes the modem to set the default DTMF/tone generation
duration.
Syntax +VTD=<dur>
Defined Values
<dur> Decimal number specifying the default DTMF/tone generation
duration in units of 0.01 second. A value of 0 specifies the value
entered by the S11 parameter (50-255 ms). The range is 0.01
to 2.55 seconds for <dur> = 1 to 255.
Reporting Current or Selected Values
Command: +VTD?
Response: <dur>
Example:
100 For the default setting.
Reporting Supported Range of Parameter Values
Command: +VTD=?
Response: (<dur>
range)
Example: (0-255)
Result Codes
OK <dur>= 0-255.
ERROR Otherwise, or if not in Voice Mode.
+VDR - Distinctive Ring
This command causes the modem to enable or disable reporting of the ring
cadence information and to control the timing of the RING event code report if
ring cadence reporting is enabled.
Syntax +VDR=<enable>, <report>
Defined Values
<enable> Decimal number corresponding to the selected option.
0 The modem will not report ring cadence information.
1 The modem will not report ring cadence information.
<report> Decimal number specifying ring cadence information report
when enabled by the <enable> subparameter.
0 The modem will produce only DROF and DRON
messages. The modem will not produce any RING
event codes. The modem will report other call
progress event codes as normal
Other The modem will produce only DROF and DRON
messages. The modem will produce a RING event
code after <report>/10 seconds after the falling
edge of the ring pulse (i.e., after the DRON report).
Reporting Current or Selected Values
Command: +VDR?
Response: <enable>,<report>
Example:
0,0 For the default setting.
Reporting Supported Range of Parameter Values
Command: +VDR=?
Response: (<enable>
range),(<report>range)
Example: (0,1),(0-6)
Result Codes