Yealink SIP-T2 SERIES Administrator's Manual page 731

Configuring Advanced Features
Permitted
Parameters Default
Values
phone is greater than or equal to 500, the phone will send a warning alert quality
report to the central report collector; when the value of one way delay computed by
the phone is less than 500, the phone will not send a warning alert quality report to
the central report collector.
If it is set to blank, warning alerts are not generated due to one way delay. One-way
delay includes both network delay and end system delay.
Web User Interface:
Settings->Voice Monitoring->Warning threshold for Delay
Phone User Interface:
None
phone_setting.vq_rtcpxr_delay_threshold_critical 10 to 2000 Blank
Description:
Configures the threshold value of one way delay (in milliseconds) that causes phone
to send a critical alert quality report to the central report collector.
For example, If it is set to 500, when the value of one way delay computed by the
phone is greater than or equal to 500, the phone will send a critical alert quality
report to the central report collector; when the value of one way delay computed by
the phone is less than 500, the phone will not send a critical alert quality report to the
central report collector.
If it is set to blank, critical alerts are not generated due to one way delay. One-way
delay includes both network delay and end system delay.
Web User Interface:
Settings->Voice Monitoring->Critical threshold for Delay
Phone User Interface:
None
phone_setting.vq_rtcpxr.states_show_on_web.enable 0 or 1 0
Description:
Enables or disables the voice quality data of the last call to be displayed on web
interface at the path Status->RTP Status.
0-Disabled
1-Enabled
Web User Interface:
Settings->Voice Monitoring->Display Report options on Web
Phone User Interface:
709