H3C Technologies H3C WX3000 Series Unified Switches - Manual (Page 17)

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37 QoS Configuration.................................................................................................................................37-1
Overview ...............................................................................................................................................37-1
Introduction to QoS........................................................................................................................37-1
Traditional Packet Forwarding Service..........................................................................................37-1
New Applications and New Requirements ....................................................................................37-1
Major Traffic Control Techniques ..................................................................................................37-2
QoS Supported by Devices...................................................................................................................37-2
Traffic Classification ......................................................................................................................37-2
Precedence ...................................................................................................................................37-3
Priority Trust Mode ........................................................................................................................37-5
Protocol Priority .............................................................................................................................37-8
Priority Marking..............................................................................................................................37-8
Traffic Policing and Traffic Shaping...............................................................................................37-8
Traffic Redirecting .......................................................................................................................37-10
VLAN Mapping ............................................................................................................................37-10
Queue Scheduling .......................................................................................................................37-11
Flow-based Traffic Accounting ....................................................................................................37-13
Burst ............................................................................................................................................37-13
Traffic mirroring ...........................................................................................................................37-13
QoS Configuration...............................................................................................................................37-13
QoS Configuration Task List .......................................................................................................37-13
Configuring Priority Trust Mode...................................................................................................37-14
Configuring Priority Mapping .......................................................................................................37-15
Setting the Priority of Protocol Packets .......................................................................................37-18
Marking Packet Priority................................................................................................................37-18
Configuring Traffic Policing .........................................................................................................37-20
Configuring Traffic Shaping.........................................................................................................37-22
Configuring Traffic Redirecting....................................................................................................37-23
Configuring VLAN Mapping.........................................................................................................37-25
Configuring Queue Scheduling ...................................................................................................37-25
Collecting/Clearing Traffic Statistics............................................................................................37-27
Enabling the Burst Function ........................................................................................................37-28
Configuring Traffic Mirroring........................................................................................................37-29
Displaying and Maintaining QoS .................................................................................................37-31
QoS Configuration Example ...............................................................................................................37-32
Configuration Example of Traffic Policing ...................................................................................37-32
38 QoS Profile Configuration ....................................................................................................................38-1
Overview ...............................................................................................................................................38-1
Introduction to QoS Profile ............................................................................................................38-1
QoS Profile Application Mode .......................................................................................................38-1
QoS Profile Configuration .....................................................................................................................38-2
QoS Profile Configuration Task List ..............................................................................................38-2
Configuring a QoS Profile..............................................................................................................38-2
Applying a QoS Profile ..................................................................................................................38-2
Displaying and Maintaining QoS Profile ........................................................................................38-3