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Cisco Unified IP Phone 7970G/7971G-GE Administration Guide for Cisco Unified Communications Manager 7.0
OL-15299-01
Chapter 8 Monitoring the Cisco Unified IP Phone Remotely
Streaming Statistics
Related Topics
• “Configuring Settings on the Cisco Unified IP Phone” chapter
• “Configuring Features, Templates, Services, and Users” chapter
• “Call Statistics Screen” section on page 7-13
• “Monitoring the Voice Quality of Calls” section on page 9-15
Min MOS LQK Lowest MOS LQK score observed from start of the voice stream.
Max MOS LQK Baseline or highest MOS LQK score observed from start of the voice
stream.
These codecs provide the following maximum MOS LQK score under
normal conditions with no frame loss:
• G.711 gives 4.5
• G.729 A /AB gives 3.7
MOS LQK Version Version of the Cisco proprietary algorithm used to calculate MOS
LQK scores.
Cmltve Conceal Ratio Total number of concealment frames divided by total number of
speech frames received from start of the voice stream.
Interval Conceal Ratio Ratio of concealment frames to speech frames in preceding 3-second
interval of active speech. If using voice activity detection (VAD), a
longer interval might be required to accumulate 3 seconds of active
speech.
Max Conceal Ratio Highest interval concealment ratio from start of the voice stream.
Conceal Secs Number of seconds that have concealment events (lost frames) from
the start of the voice stream (includes severely concealed seconds).
Severely Conceal Secs Number of seconds that have more than 5 percent concealment events
(lost frames) from the start of the voice stream.
1. When the RTP Control Protocol is disabled, no data generates for this field and thus displays as 0.
Table 8-5 Streaming Statistics Area Items (continued)
Item Description