Call Statistics Fields - Cisco 7925G Administration Manual

Call Statistics

Call Statistics Fields

Table 41: Call Statistics Fields
Field
Rcvr Codec
Sender Codec
Rcvr Size
Sender Size
Rcvr Packets
Sender Packets
Avg Jitter (value1/value2)
Max Jitter
Rcvr Discarded
Rcvr Lost Packets
Voice Quality Metrics
Cisco Unified Wireless IP Phone 7925G, 7925G-EX, and 7926G Administration Guide
192
Security, Device, Model, Status, and Call Statistics Information
Description
Type of voice stream received (RTP streaming audio): G.729, G.722/iLBC,
G.711 u-law, G.711 A-law, or Lin16k.
Type of voice stream transmitted (RTP streaming audio): G.729,
G.722/iLBC, G.711 u-law, G.711 A-law, or Lin16k.
Size of voice packets, in milliseconds, in the receiving voice stream (RTP
streaming audio).
Size of voice packets, in milliseconds, in the transmitting voice stream.
Number of RTP voice packets received since voice stream was opened.
This number is not necessarily identical to the number of RTP
Note
voice packets received since the call began, because the call might
have been placed on hold.
Number of RTP voice packets transmitted since voice stream was opened.
This number may not be identical to the number of RTP voice
Note
packets transmitted since the call began because the call might
have been placed on hold.
Estimated average RTP packet jitter (dynamic delay that a packet encounters
when going through the network).
• Value1 is the average jitter in milliseconds (ms).
• Value2 is the current audio frame buffer depth in m).
Maximum jitter observed since the receiving voice stream was opened.
Number of RTP packets in the receiving voice stream that have been
discarded (bad packets, too late, and so on).
Note The phone discards payload type 19 comfort noise packets that
are generated by Cisco Gateways, which increment this counter.
Missing RTP packets (lost in transit).