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Table of Contents
1 QoS Configuration·····································································································································1-1
Overview ·················································································································································1-1
Introduction to QoS··························································································································1-1
Traditional Packet Forwarding Service····························································································1-1
New Applications and New Requirements ······················································································1-1
Major Traffic Control Techniques ····································································································1-2
QoS Supported by the 4210 Series Ethernet Switches··········································································1-3
Introduction to QoS Features··················································································································1-3
Traffic Classification ························································································································1-3
Priority Trust Mode ··························································································································1-4
Priority Marking································································································································1-8
Traffic Policing·································································································································1-8
Port Rate Limiting··························································································································1-10
Traffic Redirecting ·························································································································1-10
Queue Scheduling·························································································································1-10
Flow-Based Traffic Accounting······································································································1-11
Burst ··············································································································································1-11
Traffic Mirroring ·····························································································································1-12
QoS Configuration·································································································································1-12
Configuring Priority Trust Mode·····································································································1-12
Configuring Priority Mapping·········································································································1-14
Marking Packet Priority··················································································································1-15
Configuring Traffic Policing ···········································································································1-16
Configuring Port Rate Limiting ······································································································1-18
Configuring Traffic Redirecting······································································································1-19
Configuring Queue Scheduling ·····································································································1-20
Configuring Traffic Accounting ······································································································1-21
Enabling the Burst Function ··········································································································1-22
Configuring Traffic Mirroring··········································································································1-23
Displaying QoS······························································································································1-25
QoS Configuration Example ·················································································································1-26
Configuration Example of Traffic Policing ·····················································································1-26
2 QoS Profile Configuration ························································································································2-1
Overview ·················································································································································2-1
Introduction to QoS Profile ··············································································································2-1
QoS Profile Application Mode ·········································································································2-1
QoS Profile Configuration ·······················································································································2-2
Configuring a QoS Profile················································································································2-2
Applying a QoS Profile ····················································································································2-2
Displaying QoS Profile Configuration······························································································2-3
Configuration Example····························································································································2-4
QoS Profile Configuration Example·································································································2-4
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