User's Manual 838 Document #: LTRT-27045
Mediant 1000B Gateway & E-SBC
the remote endpoint. The following table lists the supported voice metrics (parameters)
published in the RTCP XR.
Table 54-1: RTCP XR Published VoIP Metrics
Metric Parameter Description
CallID
- Call ID - call ID from the SIP dialog
LocalID
- Local ID - identifies the reporting endpoint for the media session
RemoteID
- Remote ID - identifies the remote endpoint of the media session
OrigID
- Originating ID - Identifies the endpoint which originated the session
LocalAddr
- Local Address - IP address, port, and SSRC of the endpoint/UA
which is the receiving end of the stream being measured
RemoteAddr
- Remote Address - IP address, port, and SSRC of the the source of
the stream being measured
LocalGroup
- Local Group ID - identification for the purposes of aggregation for
the local endpoint
RemoteGroup
- Remote Group ID - identification for the purposes of aggregation
for the remote endpoint
LocalMAC
- Media Access Control (MAC) address of the local SIP device
Timestamps
START Start time of the media session or media segment (Gateway
Application Only)
STOP End time of the media session or media segment - last sent RTCP
XR packet (Gateway Application Only)
SessionDesc
PT Payload Type - 'payload type' parameter in the RTP packets (i.e.,
the codec).
PD Payload Description - description of the codec
SR Sample Rate - rate at which the voice was sampled
FD Frame Duration (msec) - packetization rate
FO Frame Octets - number of octets in each frame per RTP packet
FPP Frames per Packets - number of frames per RTP packet
PLC Packet Loss Concealment - indicates whether a PLC algorithm
was used for the session ("0" - unspecified; "1" - disabled; "2" -
enhanced; "3" - standard)
SSUP Silence Suppression State - indicates whether silence
suppression, also known as Voice Activity Detection (VAD) is
enabled ("on" or "off")
JitterBuffer
JBA Jitter Buffer Adaptive - indicates the jitter buffer in the endpoint ("0"
- unknown; "1" - reserved; "2" - non-adaptive; "3" - adaptive)
JBR Jitter Buffer Rate
JBN Jitter Buffer Nominal
JBM Jitter Buffer Max
JBX Jitter Buffer Abs Max
PacketLoss
NLR Network Packet Loss Rate
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