Huawei quidway s7700 - Table of Contents

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Contents

About This Document.....................................................................................................................ii

1 Class-based QoS Configuration.................................................................................................1

1.1 Introduction to Class-based QoS........................................................................................................................2

1.2 Class-based QoS Features Supported by the S7700...........................................................................................2

1.3 Configuring Priority Mapping Based on Simple Traffic Classification.............................................................6

1.3.1 Establishing the Configuration Task.........................................................................................................6

1.3.2 Configuring an Interface to Trust the Priority of Packets..........................................................................7

1.3.3 (Optional) Setting the Default 802.1p Priority of an Interface..................................................................8

1.3.4 Creating a DiffServ Domain and Configuring Priority Mapping..............................................................9

1.3.5 Applying a DiffServ Domain..................................................................................................................10

1.3.6 Checking the Configuration.....................................................................................................................12

1.4 Creating a Traffic Policy Based on Complex Traffic Classification................................................................12

1.4.1 Establishing the Configuration Task.......................................................................................................12

1.4.2 Configuring Complex Traffic Classification...........................................................................................13

1.4.3 Configuring a Traffic Behavior...............................................................................................................20

1.4.4 Configuring a Traffic Policy....................................................................................................................28

1.4.5 Applying the Traffic Policy.....................................................................................................................28

1.4.6 Checking the Configuration.....................................................................................................................30

1.5 Maintaining Class-based QoS..........................................................................................................................31

1.5.1 Displaying the Flow-based Traffic Statistics...........................................................................................31

1.5.2 Clearing the Flow-based Traffic Statistics..............................................................................................31

1.6 Configuration Examples...................................................................................................................................32

1.6.1 Example for Configuring Priority Mapping Based on Simple Traffic Classification.............................32

1.6.2 Example for Re-marking the Priorities Based on Complex Traffic Classification.................................34

1.6.3 Example for Configuring Policy-based Routing.....................................................................................38

1.6.4 Example for Configuring Traffic Statistics Based on Complex Traffic Classification...........................42

2 Traffic Policing and Traffic Shaping Configuration............................................................46

2.1 Overview of Traffic Policing and Traffic Shaping...........................................................................................47

2.1.1 Traffic Policing........................................................................................................................................47

2.1.2 Traffic Shaping........................................................................................................................................49

2.2 Configuring Interface-based Traffic Policing...................................................................................................50

2.2.1 Establishing the Configuration Task.......................................................................................................50

Quidway S7700 Smart Routing Switch

Configuration Guide - QoS Contents

Issue 01 (2011-07-15) Huawei Proprietary and Confidential