Play Local Dtmf Tone - Yealink SIP-T48G Administrator's Manual

Microsoft Lync Edition Administrator's Guide for SIP-T2_Series and T4_Series IP Phones
3. Enter the specified DTMF digits in the Tran Send DTMF field.
4. Click Confirm to accept the change.
Play local DTMF tone allows IP phones to play a local DTMF tone during an active call.
Procedure
Configuration changes can be performed using the configuration files or locally.
Configuration File
Local
142
<y0000000000xx>.cfg
Web User Interface
Configure play local DTMF
tone.
Parameters:
features.play_local_dtmf_tone_
enable
Configure play local DTMF
tone.
Navigate to:
http://<phoneIPAddress>/servl
et?p=features-general&q=loa
d