Enabling PVST+ Extend System ID.............................................................................................................................. 691

PVST+ Sample Configurations.....................................................................................................................................692

39 Quality of Service (QoS)......................................................................................................................... 695

Implementation Information..........................................................................................................................................697

Port-Based QoS Configurations...................................................................................................................................697

Setting dot1p Priorities for Incoming Traffic......................................................................................................... 697

Honoring dot1p Priorities on Ingress Traffic..........................................................................................................698

Configuring Port-Based Rate Policing.................................................................................................................. 699

Configuring Port-Based Rate Shaping..................................................................................................................699

Policy-Based QoS Configurations................................................................................................................................700

Classify Traffic.......................................................................................................................................................... 700

Dot1p to Queue Mapping Requirement.................................................................................................................703

Create a QoS Policy.................................................................................................................................................704

DSCP Color Maps....................................................................................................................................................706

Create Policy Maps..................................................................................................................................................708

Enabling QoS Rate Adjustment.....................................................................................................................................712

Enabling Strict-Priority Queueing................................................................................................................................. 712

Queue Classification Requirements for PFC Functionality........................................................................................713

Support for marking dot1p value in L3 Input Qos Policy............................................................................................713

Weighted Random Early Detection...............................................................................................................................714

Creating WRED Profiles...........................................................................................................................................714

Applying a WRED Profile to Traffic.........................................................................................................................715

Displaying Default and Configured WRED Profiles...............................................................................................715

Displaying WRED Drop Statistics............................................................................................................................715

Displaying egress-queue Statistics........................................................................................................................ 716

Pre-Calculating Available QoS CAM Space.................................................................................................................716

Specifying Policy-Based Rate Shaping in Packets Per Second................................................................................ 717

Configuring Policy-Based Rate Shaping...................................................................................................................... 718

Configuring Weights and ECN for WRED .................................................................................................................. 718

Global Service Pools With WRED and ECN Settings...........................................................................................719

Configuring WRED and ECN Attributes......................................................................................................................720

Guidelines for Configuring ECN for Classifying and Color-Marking Packets......................................................... 720

Sample configuration to mark non-ecn packets as "yellow" with Multiple traffic class...................................721

Classifying Incoming Packets Using ECN and Color-Marking............................................................................ 721

Sample configuration to mark non-ecn packets as "yellow" with single traffic class......................................723

Applying Layer 2 Match Criteria on a Layer 3 Interface............................................................................................ 724

Managing Hardware Buffer Statistics................................................................................................................... 725

Enabling Buffer Statistics Tracking ............................................................................................................................. 725

40 Routing Information Protocol (RIP)..........................................................................................................727

Protocol Overview......................................................................................................................................................... 727

RIPv1.......................................................................................................................................................................... 727

RIPv2......................................................................................................................................................................... 727

Implementation Information..........................................................................................................................................728

Configuration Information............................................................................................................................................. 728

Contents

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