PVST+ in Multi-Vendor Networks...................................................................................... 828
Enabling PVST+ Extend System ID.....................................................................................828
PVST+ Sample Configurations............................................................................................829
43 Quality of Service (QoS)....................................................................................................832
Implementation Information............................................................................................... 835
Port-Based QoS Configurations.........................................................................................835
Setting dot1p Priorities for Incoming Traffic.............................................................. 835
Honoring dot1p Priorities on Ingress Traffic.............................................................. 836
Configuring Port-Based Rate Policing.........................................................................837
Configuring Port-Based Rate Shaping.........................................................................837
Policy-Based QoS Configurations..................................................................................... 838
Classify Traffic...................................................................................................................838
Create a QoS Policy.........................................................................................................842
Create Policy Maps.......................................................................................................... 845
DSCP Color Maps.................................................................................................................. 849
Creating a DSCP Color Map.......................................................................................... 849
Displaying DSCP Color Maps........................................................................................ 850
Displaying a DSCP Color Policy Configuration ........................................................ 850
Enabling QoS Rate Adjustment........................................................................................... 851
Enabling Strict-Priority Queueing.......................................................................................852
Weighted Random Early Detection....................................................................................852
Creating WRED Profiles.................................................................................................. 853
Applying a WRED Profile to Traffic...............................................................................854
Displaying Default and Configured WRED Profiles...................................................854
Displaying WRED Drop Statistics.................................................................................. 854
Displaying egress-queue Statistics...............................................................................855
Pre-Calculating Available QoS CAM Space......................................................................855
Configuring Weights and ECN for WRED ........................................................................856
Global Service Pools With WRED and ECN Settings.................................................857
Configuring WRED and ECN Attributes............................................................................ 858
Guidelines for Configuring ECN for Classifying and Color-Marking Packets...........859
Sample configuration to mark non-ecn packets as “yellow” with Multiple
traffic class.........................................................................................................................860
Classifying Incoming Packets Using ECN and Color-Marking...............................860
Sample configuration to mark non-ecn packets as “yellow” with single
traffic class.........................................................................................................................862
Applying Layer 2 Match Criteria on a Layer 3 Interface.................................................864
Applying DSCP and VLAN Match Criteria on a Service Queue....................................864
Classifying Incoming Packets Using ECN and Color-Marking.....................................865
Guidelines for Configuring ECN for Classifying and Color-Marking Packets.......... 868
9.10(0.1)
25