Chapter 3. Classification, Marking, and NBAR

<feature><title>This chapter covers the following subjects</title> </feature>

Classification and marking are key IP QoS mechanisms used to implement the DiffServ QoS model. This chapter defines classification and marking and explains the markings that are available at the data link and network layers. This chapter also explains QoS service classes and how to use them to create a service policy throughout a network. It also defines network trust boundaries. Finally, it describes ...

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