Implementing and Operating Cisco Collaboration Core Technologies (CLCOR) — Question 92

What is a QoS requirement for VoIP calls?

Answer options

• A. ג‰₪ 15% packet loss
• B. ג‰₪ 150 bps per phone of guaranteed bandwidth
• C. ג‰₪ 150 ms of jitter
• D. ג‰₪ 150 ms of one-way latency from mouth to ear

Correct answer: D

Explanation

The correct answer is D because VoIP calls require a maximum of 150 ms of one-way latency to maintain call quality. Options A, B, and C do not meet the critical latency requirements essential for clear and uninterrupted voice communication.