Chapter 50. Quality Of Service (Qos) - Allied Telesis SwitchBlade x908 Series Software Reference Manual

Chapter 50: Quality of Service (QoS)
Introduction............................................................................................................................................................50.2
QoS Packet Information .................................................................................................................................50.3
Applying QoS on Your Switch....................................................................................................................50.8
Premarking your Traffic ................................................................................................................................ 50.12
Policing (Metering) Your Data ................................................................................................................. 50.16
Remarking Your Data.................................................................................................................................... 50.20
Configuring the Egress Queues ............................................................................................................... 50.21
Egress Queue Shaping .................................................................................................................................. 50.23
Storm Protection ............................................................................................................................................. 50.33
QoS and the Switching Fabric .................................................................................................................. 50.34
C613-50007-01 REV B
QoS Operations .........................................................................................................................................50.2
Link Layer QOS ..........................................................................................................................................50.3
Differentiated Services Architecture ...............................................................................................50.4
The Differential Services Field.............................................................................................................50.6
Processing pre-marked packets..........................................................................................................50.7
Classifying your Data ................................................................................................................................50.8
Class Maps......................................................................................................................................................50.8
Policy Maps ................................................................................................................................................. 50.11
CoS to egress queue premarking................................................................................................... 50.12
DSCP to egress queue premarking............................................................................................... 50.14
Single-rate three-color policing........................................................................................................ 50.17
Two rate three-color policing .......................................................................................................... 50.18
Configuring and Applying a Policer ............................................................................................... 50.19
Fabric queues - The Internal Paths................................................................................................ 50.21
Egress Queues and QoS markers.................................................................................................. 50.21
Egress Queue Commands Hierarchy .......................................................................................... 50.22
Scheduling.................................................................................................................................................... 50.23
Drop Mode................................................................................................................................................. 50.25
Egress Queue Mapping ........................................................................................................................ 50.32
Software Reference for SwitchBlade® x908, x900 and x600 Series Switches
TM
AlliedWare Plus Operating System - Software Version 5.3.1 50.1