Which issue can occur if QoS is not deployed on a Cisco Collaboration architecture across the WAN?
A) 403 Forbidden errors on SIP calls
B) excessive jitter
C) unexpected shut-down on Cisco Unified Communications Manager
D) packet fragmentation

Question

Quizplus · Accepted Answer

Excessive jitter can occur if QoS is not deployed, as it helps prioritize voice and video traffic to ensure smooth communication across the WAN.

Which Issue Can Occur If QoS Is Not Deployed on a Cisco