Yealink SIP-T48G Administrator's Manual page 451

Description:
Configures the port of the central report collector that accepts voice quality reports
contained in SIP PUBLISH messages for account X.
X ranges from 1 to 16 (for SIP-T48G/T46G/T29G).
X ranges from 1 to 12 (for SIP-T42G).
X ranges from 1 to 6 (for SIP-T41P/T27P).
X ranges from 1 to 3 (for SIP-T23P/G).
X ranges from 1 to 2 (for SIP-T21(P) E2).
Web User Interface:
Account->Advanced->VQ RTCP-XR Collector port
Phone User Interface:
None
To configure session report for VQ-RTCPXR via web user interface:
1. Click on Settings->Voice Monitoring.
2. Select the desired value from the pull-down list of VQ RTCP-XR Session Report.
3. Click Confirm to accept the change.
Parameters
Configuring Advanced Features
Permitted
Default
Values
65535
437