AudioCodes 405HD, Administrator'S Manual, Page: 175 / 242

Administrator's Manual 9. Monitoring the Network
Version 3.4.3 175 400HD Series IP Phones
9.6.1 Configuring RTCP Extended Report
The network administrator can configure RTCP-XR (Extended Report for RTP Control
Protocol) working mode. The phone You must be enabled to retrieve RTCP-XR events using
one of the methods described in the table below (this feature is by default disabled).

To configure RTCP_XR working mode:
• Use the table as reference.
Table 9-2: RTCP_XR Parameters
Parameter Description
voip/rtcp_xr/vq_statistics/mode Sets RTCP_XR working mode. Select either:

DISABLE
. In this state, no RTCP events are retrieved from
the phone and the SIP PUBLISH is not sent, regardless of
the state of parameter 'qoe_publish_enabled' (see below).

EVENTS_ONLY (default). In this state, RTCP-XR events
with voice quality parameter calculations are sent internally
on the phone every five seconds. Each calculation is made
on the basis of these RFC 3611 parameters: BT=7, block
length = 8SSRC of source, loss rate, discard rate, burst
density, gap density, burst duration, gap duration, round trip
delay, end system delay, signal level, noise level, Gmin, R
factor, ext. R factor, MOS-LQ, MOS-CQ, RX config, JB
nominal, JB maximum and JB abs max. The phone sends
the summarized RTCP-XR events to the Skype for Business
server / OVOC server via SIP SERVICE messages (in
Genesis-SIP, SIP PUBLISH messages are used).

REMOTE_AND_EVENTS . In this state, the phone sends
RTCP-XR events to the remote calling party (i.e. party A
sends these events to party B) every five seconds during the
VoIP session. The phone sends the summarized RTCP-XR
events to the Skype for Business server / OVOC server via
SIP SERVICE messages (in Genesis-SIP, SIP PUBLISH
messages are used).