Asterisk cmd SendDTMF

Posted by VoIP Info , on January 10, 2005

Synopsis:

Sends arbitrary DTMF digits

Description:

SendDTMF(digits[,timeout_ms[,duration_ms[,channel]]])

Arguments:

Argument	Description
digits	List of digits 0-9,*#,abcd
timeout_ms	Amount of time, in milliseconds, to wait between tones. (defaults to .25s)
duration_ms	Duration of each digit, in milliseconds
channel	Channel where digits will be played

Sends DTMF digits on a channel.
A ‘w’ as digit will cause a pause of 0.5 seconds.
The timeout option only works in CVS after 12-30-04. If not specified, the default value of the timeout is 250 ms (checked on Asterisk 1.4.21.2)

Note: The Asterisk cmd Dial command comes with the ‘D’ option that is also able to send DTMF to a channel.