Cisco 7925G-EX - Manual (Page 14)

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Cisco Unified Wireless IP Phone 7925G, 7925G-EX, and 7926G Administration Guide
Chapter 8 Viewing Security, Device, Model, Status, and Call Statistics Information on the Phone
Viewing the Phone Status Menu
Step 2 Scroll to and select Call Statistics; the list of statistics appears.
Step 3 Use the Navigation button to scroll through the items in the Call Statistics screen.
Table 8-6 describes the items that appear in this screen.
Step 4 To exit the Call Statistics screen, press the Back softkey.
Table 8-6 Call Statistics Items
Item Description
RxType Type of voice stream received (RTP streaming audio): G.729,
G.722/iLBC, G.711 u-law, G.711 A-law, or Lin16k.
TxType Type of voice stream transmitted (RTP streaming audio): G.729,
G.722/iLBC, G.711 u-law, G.711 A-law, or Lin16k.
Rcvr Size Size of voice packets, in milliseconds, in the receiving voice stream
(RTP streaming audio).
Sender Size Size of voice packets, in milliseconds, in the transmitting voice
stream.
Rcvr Packets Number of RTP voice packets received since voice stream was
opened.
Note This number is not necessarily identical to the number of
RTP voice packets received since the call began because the
call might have been placed on hold.
Sender Packets Number of RTP voice packets transmitted since voice stream was
opened.
Note This number may not be identical to the number of RTP
voice packets transmitted since the call began because the
call might have been placed on hold.
Avg Jitter (value1/value2) 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).
Max Jitter Maximum jitter observed since the receiving voice stream was
opened.
Rcvr Discarded 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.
Rcvr Lost Packets Missing RTP packets (lost in transit).