Parameter Reference Guide
Polycom, Inc.
43
Call Status
Status
Description
Terminal ID
A short name to identify each call terminal:
Phone, SP1, SP2, SP3, SP4, SP5, SP6, OBiTALK.
State
Call State.
Peer Name
Call Peer’s Name.
Peer Number
Call Peer’s Number.
Start Time
Starting time of the call.
Duration
Duration of the call.
Peer RTP Address
The peer address and port where RTP packets are sent to.
Local RTP Address
The local address and port where RTP packets are sent from.
RTP Transport
The transport used for RTP (UDP, TCP, or SSL).
Audio Codec
The audio encoder and decoder being used for this call.
RTP Packetization (ms)
The transmitted and received packet sizes in milliseconds.
RTP Packet Count
Total number of RTP packets transmitted and received thus far.
RTP Byte Count
Total number of RTP bytes transmitted and received thus far.
Peer Clock Differential Rate
Clock difference between this phone and the peer in ppm (parts per million).
Packets in Jitter Buffer
Number of packets in the Jitter Buffer.
Packets Out-of-Order
Number of received RTP packets that are out of order.
Packets (10ms) Interpolated
Number of frames interpolated.
Packets Lost
Number of incoming RTP packets assumed lost.
Packet Loss Rate
Amount of incoming RTP packets assumed lost rate in percent.
Packet Drop Rate
Amount of incoming RTP packets dropped in percent.
Jitter Buffer Length
Size of the current jitter buffer in milliseconds.
Received Interarrival Jitter
Average measured network jitter in the received direction in milliseconds.
DTMF Digits Received
Number of DTMF digits received.
Jitter Buffer Underruns
Amount of jitter buffer underruns during the call.
Jitter Buffer Overruns
Amount of jitter buffer overruns during the call.
Sequence number discontinuities
Number of times a discontinuity is encountered in the sequence number of
the incoming RTP stream.
Round-Trip Propagation Delay
A measurement of the round trip propagation delay of RTP packets.