StoreDTMF()

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Stores DTMF digits transmitted or received on a channel.

Last reviewed 2026-04-14

StoreDTMF(direction)
Dialplan Builder -- build your StoreDTMF() command
Full arguments reference
  • direction required - Must be TX or RX to store digits, or remove to disable.
Description

The StoreDTMF function can be used to obtain digits sent in the TX or RX direction of any channel.

The arguments are:

var_name: Name of variable to which to append digits.

max_digits: The maximum number of digits to store in the variable. Defaults to 0 (no maximum). After reading maximum digits, no more digits will be stored.

Store digits in CDR variable
same => n,StoreDTMF(TX,CDR(digits))
Store up to 24 digits
same => n,StoreDTMF(RX,testvar,24)
Disable digit collection
same => n,StoreDTMF(remove)
Arguments
  • direction required - Must be TX or RX to store digits, or remove to disable.
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