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What Causes Poor Voice Quality and Video Pixelization in a Video

Question 64

Multiple Choice

What causes poor voice quality and video pixelization in a video call?


A) The QoS is configured incorrectly.
B) A firewall is blocking the RTP ports.
C) Cisco Unified Communications Manager is configured to use G.711 instead of G.729.
D) 1 Gbps network ports are used instead of 100 Mbps network ports.

Correct Answer:

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