DTMF¶
The dtmf verb generates a string of DTMF digit signals, which are transmitted as RTP payloads according to RFC 2833.
{
"verb": "dtmf",
"dtmf": "0276",
"duration": 250
}
Configuration¶
The full set of configuration parameters:
| Parameter | Description | Required |
|---|---|---|
| dtmf | A string containing a sequence of DTMF digits (0-9, *, #). |
Yes |
| duration | The length of each digit in milliseconds. The default value is 500. |
No |