Conference Commands

Send DTMF to conference participants

Send DTMF tones to one or more conference participants.

post/conferences/{id}/actions/send_dtmf

Request

  • Base URL: https://api.telnyx.com/v2
  • URL: https://api.telnyx.com/v2/conferences/{id}/actions/send_dtmf
  • Auth: HTTP bearer

Path parameters

idstring uuid required

Uniquely identifies the conference.

Request body

digitsstring required

DTMF digits to send. Valid characters: 0-9, A-D, *, #, w (0.5s pause), W (1s pause).

call_control_idsstring[]

Array of participant call control IDs to send DTMF to. When empty, DTMF will be sent to all participants.

duration_millisinteger

Duration of each DTMF digit in milliseconds.

client_statestring

Use this field to add state to every subsequent webhook. Must be a valid Base-64 encoded string.

Example request

{
  "digits": "1234#",
  "duration_millis": 250
}

Response

Successful response upon making a conference command.

Example response

{
  "data": {
    "result": "ok"
  }
}

Changes

No operation changes recorded.