Voice Quality Monitoring (Vqm) - Yealink SIP-T2 Series Administrator's Manual

Details of Configuration Parameter:
features.play_local_dtmf_tone_enable
Description:
Enables or disables the IP phone to play a local DTMF tone.
0-Disabled
1-Enabled, you can hear the DTMF tone when pressing the IP phone's keypad during a call.
Web User Interface:
Features->General Information->Play Local DTMF Tone
Phone User Interface:
None
To configure play local DTMF tone via web user interface:
Click on Features->General Information.
1.
Select the desired value from the pull-down list of Play Local DTMF Tone.
2.
Click Confirm to accept the change.
3.

Voice Quality Monitoring (VQM)

Voice quality monitoring feature allows the IP phones to generate various quality metrics for
listening quality and conversational quality. These metrics can be sent between the phones in
RTCP-XR packets. These metrics can also be sent in SIP PUBLISH messages to a central voice
Parameter
Configuring Audio Features
Permitted Values
0 or 1
Default
1
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