Yealink SIP-T21 E2 Administrator's Guide

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
904
RTCP-XR
The RTCP-XR mechanism, compliant with RFC 3611-RTP Control Extended Reports (RTCP XR),
provides the metrics contained in RTCP-XR packets for monitoring the quality of calls. These
metrics include network packet loss, delay metrics, analog metrics and voice quality metrics.
Procedure
RTCP-XR can be configured using the following methods.
Central
Provisioning
(Configuration File)
<y0000000000xx>.cfg
Configure RTCP-XR.
Parameter:
voice.rtcp_xr.enable
Web User Interface
Configure RTCP-XR.
Navigate to:
http://<phoneIPAddress>/servlet?p=set
tings-voicemonitoring&q=load
Details of Configuration Parameters:
Parameters
Permitted Values
Default
voice.rtcp_xr.enable
0 or 1
0
Description:
Enables or disables the IP phone to send RTCP-XR packets.
0-Disabled
1-Enabled
Note: If you change this parameter, the IP phone will reboot to make the change take
effect.
Web User Interface:
Settings->Voice Monitoring->Voice RTCP-XR Report
Phone User Interface:
None
To configure RTCP-XR feature via web user interface:
1. Click on Settings->Voice Monitoring.

Yealink SIP-T21 E2 Specifications

General

Brand	Yealink
Model	SIP-T21 E2
Category	IP Phone
Language	English