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350-801 · Question #505
350-801 Question #505: Real Exam Question with Answer & Explanation
The correct answer is B: < 1 percent packet loss and < 30 ms jitter. Voice calls, either one-to-one or on a conference connection capability, require the following: ≤ 150 ms of one-way latency from mouth to ear (per the ITU G.114 standard) / ≤ 30 ms jitter / ≤ 1 percent packet loss.
Media and QoS
Question
What is the maximum one-way packet loss and jitter for voice before quality issues arise?
Options
- A< 10 percent packet loss and < 10 ms jitter
- B< 1 percent packet loss and < 30 ms jitter
- C< 3 percent packet loss and < 60 ms jitter
- D< 9 percent packet loss and < 30 ms jitter
Explanation
Voice calls, either one-to-one or on a conference connection capability, require the following: ≤ 150 ms of one-way latency from mouth to ear (per the ITU G.114 standard) / ≤ 30 ms jitter / ≤ 1 percent packet loss.
Topics
#VoIP Quality#Packet Loss#Jitter#QoS Metrics
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