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You need to identify the root cause of call quality issues and presence issues that are represented on the Back-End Performance Seattle report. Which two values should you examine? (Each correct answer presents part of the solution. Choose two.)
A. average jitter
B. average network MOS
C. average listening MOS
D. average round trip
E. packet utilization
Correct Answer: AD
Explanation/Reference:
* From scenario:
In the Seattle office, there were significant delays in the Presence status updates. In the Seattle office, the quality of audio calls is often poor during business hours.
* Client Alerting thresholds from the Work smart guide To summarize: calls that exceeded 10% average packet loss, 50% max packet loss, 500ms latency or 30ms Jitter, or have a healer metric exceeding .007 for concealing, should be investigated.
* Example:
