User Manual

Yealink Skype for Business HD IP Phones Administrator Guide
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3. Enter the specified DTMF digits in the Tran Send DTMF field.
4. Click Confirm to accept the change.
Play Local DTMF Tone
Play local DTMF tone allows Skype for Business phones to play a local DTMF tone during an
active call. If this feature is enabled, you can hear the DTMF tone when pressing the Skype for
Business phone’s keypad during a call.
Procedure
Configuration changes can be performed using the configuration files or locally.
Configuration File
<y0000000000xx>.cfg
Configure play local DTMF tone.
Parameters:
features.play_local_dtmf_tone_enabl
e
Local
Web User Interface
Configure play local DTMF tone.
Navigate to:
http://<phoneIPAddress>/servlet?p
=features-general&q=load