WaitForTone()

Synopsis

Wait for tone

Since

16.21.0, 18.7.0, 19.0.0

Description

Waits for a single-frequency tone to be detected before dialplan execution continues.

• WAITFORTONESTATUS - This indicates the result of the wait.
  

  • SUCCESS

  • ERROR

  • TIMEOUT

  • HANGUP

Syntax

WaitForTone(freq,[duration_ms,[timeout,[times,[options]]]])

Arguments

• freq - Frequency of the tone to wait for.
  

• duration_ms - Minimum duration of tone, in ms. Default is 500ms. Using a minimum duration under 50ms is unlikely to produce accurate results.
  

• timeout - Maximum amount of time, in seconds, to wait for specified tone. Default is forever.
  

• times - Number of times the tone should be detected (subject to the provided timeout) before returning. Default is 1.
  

• options

  • d - Custom decibel threshold to use. Default is 16.
    

  • s - Squelch tone.
    

See Also

• Dialplan Applications PlayTones

Generated Version

This documentation was generated from Asterisk branch 18 using version GIT