2588 CHAPTER 173: VOIP CONFIGURATION COMMANDS
<Sysname> system-view
[Sysname] voice-setup
[Sysname-voice] dtmf amplitude -8.0
dtmf sensitivity-level
Syntax dtmf sensitivity-level { high | low }
undo dtmf sensitivity-level
View Analog FXS/FXO voice subscriber line view
Parameter high: Sets the DTMF detection sensitivity high. In this mode, the reliability is low
and detection errors may occur.
low: Sets the DTMF detection sensitivity low. In this mode, the reliability is high,
but DTMF undetection may occur.
Description Use the
dtmf sensitivity-level command to set the DTMF detection sensitivity
level.
Use the
undo dtmf sensitivity-level command to restore the default detection
sensitivity level.
By default, the DTMF detection sensitivity level is high.
This command is valid only for FXS/FXO interfaces.
Example # Set the DTMF detection sensitivity level of voice subscriber line 1/0 to low.
<Sysname> system-view
[Sysname] voice-setup
[Sysname-voice] subscriber-line 1/0
[Sysname-voice-line1/0] dtmf sensitivity-level low
dtmf time
Syntax dtmf time { interval | persist } milliseconds
undo dtmf time { interval | persist }
View Voice view
Parameter persist: Specifies the persisting time of sending DTMF.
Interval: Specifies the interval for sending DTMF.
milliseconds: Time in milliseconds, in the range of 50 to 500.
Description Use the
dtmf time command to configure the related time parameters of DTMF.
