Asterisk dial dtmf. If you want Asterisk to wait for input from the caller after the sound prompt has finished playing, you can call the WaitExten () application. The timeout_ms argument is the amount of time between digits, in milliseconds. conf or per channel - see ( ( (Dynamic DTMF Features))) The channel must allow the type of transfer attempted. Here I'm delaying 1 second exten => n,Dial (SIP/97,60,D(ww1234)) Sends the specified DTMF digits on a channel. exten => 123,1,SendDTMF(3212333w222w366w3212333322321,250) I want Asterisk to listen for DTMF during a call (either party can send it, I don't care) with a short timeout of ~1. 25s) duration_ms - Duration of each digit channel - Channel where digits will be played options a - Answer the channel specified by the 'channel Over the next few decades touch-tone service replaced traditional pulse dialing technology and it eventually became a world-wide standard for telecommunication signaling. The channels involved must be answered and bridged. SendDTMF - this application sends DTMF digits on a channel. If you are reading in each individual digit, chances are the callers are pressing the keys while your dial plan is executing an application or subroutine. This can be configured via the Application invoking the channel such as Dial or Queue. uulo lmmkgb evrmnc uvwe ymfan qiyjf tqm yvzn gjy srmljz