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Detects SF digits on a channel and saves them to a variable.


Reads SF digits from the user in to the given variable.

This application does not automatically answer the channel and should be preceded with Answer or Progress as needed.

  • RECEIVESFSTATUS - This is the status of the read operation.
    • START
    • ERROR
    • HANGUP


  • variable - The input digits will be stored in the given variable name.
  • digits - Maximum number of digits to read. Default is unlimited.
  • timeout - The number of seconds to wait for all digits, if greater than 0. Can be floating point. Default is no timeout.
  • frequency - The frequency for which to detect pulsed digits. Default is 2600 Hz.
  • options
    • d - Delay audio by a frame to try to extra quelch.
    • e - Allow receiving extra pulses 11 through 16.
    • m - Mute conference.
    • q - Quelch SF from in-band.
    • r - "Radio" mode (relaxed SF).

See Also

Import Version

This documentation was imported from Asterisk Version GIT-20-f8000daff5

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