Kevin Wallace
- Aug 16, 2017
- 1 min read

QoS Traffic Markings

https://youtu.be/2q21SmZXlgU

Published on Aug 16, 2017

One of the new topics on the new CCNA R/S v3 exam is Quality of Service (QoS). Having taught QoS for many years, I’ve noticed that one of the topics students find most challenging is QoS Traffic Markings.

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