Yealink SIP-T21 E2

Configuring Audio Features
915
Parameters
Permitted
Values
Default
Description:
Enables or disables the phone to display Packets Lost on the LCD screen.
0-Disabled
1-Enabled
Note: It works only if the value of the parameter
“phone_setting.vq_rtcpxr.states_show_on_gui.enable” is set to 1 (Enabled).
Web User Interface:
Settings->Voice Monitoring->Report options on phone->Packets Lost
Phone User Interface:
None
phone_setting.vq_rtcpxr_display_symm_oneway_delay.enable
0 or 1
0
Description:
Enables or disables the phone to display SymmOneWayDelay on the LCD screen.
0-Disabled
1-Enabled
Note: It works only if the value of the parameter
“phone_setting.vq_rtcpxr.states_show_on_gui.enable” is set to 1 (Enabled).
Web User Interface:
Settings->Voice Monitoring->Report options on phone->SymmOneWayDelay
Phone User Interface:
None
phone_setting.vq_rtcpxr_display_round_trip_delay.enable
0 or 1
0
Description:
Enables or disables the phone to display RoundTripDelay on the LCD screen.
0-Disabled
1-Enabled
Note: It works only if the value of the parameter
“phone_setting.vq_rtcpxr.states_show_on_gui.enable” is set to 1 (Enabled).
Web User Interface:
Settings->Voice Monitoring->Report options on phone->RoundTripDelay
Phone User Interface:
None