Step 3. Define QoS policies to meet the QoS requirements for each traffic class: Voice traffic is given top priority and is always transmitted first. The video traffic is transmitted after voice but before the best-effort traffic, which is transmitted only when no other traffic is present.
- Chapter 12 Quality of Service in Cisco Collaboration Solutions
- from Implementing Cisco IP Telephony and Video, Part 1 (CIPTV1) Foundation Learning Guide, Third Edition
- Publisher: Cisco Press
- Released: September 2016
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