Cisco Ip Phone 8800 Series Multiplatform Phones Administration Guide - Cisco 8851 Administration Manual

Cisco IP Phone Status
Procedure
Step 1
Press Applications
Step 2 Select Status > Phone Status > Call Statistics.
Step 3
To exit the Status menu, press Back .
Call Statistics Fields
The following table describes the items on the Call Statistics screen.
Table 21: Call Statistics Items for the Cisco IP Phone
Item
Receiver Codec
Sender Codec
Receiver Size
Sender Size
Rcvr Packets
Sender Packets
Avg Jitter
Max Jitter

Cisco IP Phone 8800 Series Multiplatform Phones Administration Guide

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Description
Type of received voice stream (RTP streaming audio from codec): G.729,
G.722, G.711 mu-law, G.711 A-law, OPUS, and iLBC.
Type of transmitted voice stream (RTP streaming audio from codec): G.729,
G.722, G.711 mu-law, G.711 A-law, OPUS, and iLBC.
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 that were received since voice stream opened.
This number is not necessarily identical to the number of RTP voice
Note
packets that were received since the call began because the call
might have been placed on hold.
Number of RTP voice packets that were transmitted since voice stream
opened.
Note This number is not necessarily identical to the number of RTP voice
packets that were 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), in milliseconds, that was observed since
the receiving voice stream opened.
Maximum jitter, in milliseconds, that was observed since the receiving voice
stream opened.