Cisco 7800 Series Administration Manual page 137

the call is still connected. When the call resumes, a new voice packet stream begins, and the new call data
overwrites the former call data.
To display the Call Statistics screen for information about the latest voice stream, follow these steps:
Procedure
Step 1
Press Applications
Step 2 Select Admin Settings > Status > Call Statistics.
Step 3
To exit the Call Statistics screen, press Back .
Call Statistics Fields
The following table describes the items on the Call Statistics screen.
Table 11: 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
.
Description
Type of received voice stream (RTP streaming audio from codec): G.729,
G.722, G.711 mu-law, G.711 A-law, and iLBC.
Type of transmitted voice stream (RTP streaming audio from codec): G.729,
G.722, G.711 mu-law, G.711 A-law, 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.
This number is not necessarily identical to the number of RTP voice
Note
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.
Cisco IP Phone 7800 Series for Third-Party Call Control Administration Guide
Cisco IP Phone Status
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