Deployment Guide

Table Of Contents
PVST+ in Multi-Vendor Networks.............................................................................................................................. 692
Enabling PVST+ Extend System ID............................................................................................................................ 692
PVST+ Sample Configurations.................................................................................................................................... 693
Chapter 42: 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................................................................................................................. 698
Configuring Port-Based Rate Shaping.................................................................................................................698
Policy-Based QoS Configurations...............................................................................................................................699
Classify Traffic...........................................................................................................................................................700
Dot1p to Queue Mapping Requirement................................................................................................................702
Create a QoS Policy..................................................................................................................................................703
DSCP Color Maps..................................................................................................................................................... 705
Create Policy Maps...................................................................................................................................................707
Enabling QoS Rate Adjustment.................................................................................................................................... 710
Enabling Strict-Priority Queueing................................................................................................................................. 711
Queue Classification Requirements for PFC Functionality.....................................................................................711
Support for marking dot1p value in L3 Input Qos Policy.........................................................................................711
Weighted Random Early Detection..............................................................................................................................712
Creating WRED Profiles........................................................................................................................................... 713
Applying a WRED Profile to Traffic....................................................................................................................... 713
Displaying Default and Configured WRED Profiles............................................................................................ 713
Displaying WRED Drop Statistics........................................................................................................................... 713
Displaying egressqueue Statistics....................................................................................................................... 714
Pre-Calculating Available QoS CAM Space............................................................................................................... 714
Specifying Policy-Based Rate Shaping in Packets Per Second............................................................................715
Configuring Policy-Based Rate Shaping.....................................................................................................................716
Configuring Weights and ECN for WRED .................................................................................................................716
Configuring WRED and ECN Attributes..................................................................................................................... 717
Guidelines for Configuring ECN for Classifying and Color-Marking Packets....................................................718
Sample configuration to mark non-ecn packets as yellow with Multiple traffic class...........................719
Classifying Incoming Packets Using ECN and Color-Marking.........................................................................719
Sample configuration to mark non-ecn packets as yellow with single traffic class.............................. 720
Applying Layer 2 Match Criteria on a Layer 3 Interface........................................................................................722
Managing Hardware Buffer Statistics..................................................................................................................722
Enabling Buffer Statistics Tracking ........................................................................................................................... 723
Chapter 43: Routing Information Protocol (RIP)........................................................................725
Protocol Overview.......................................................................................................................................................... 725
RIPv1.............................................................................................................................................................................725
RIPv2............................................................................................................................................................................725
Implementation Information..........................................................................................................................................725
Configuration Information............................................................................................................................................. 726
Configuration Task List............................................................................................................................................726
RIP Configuration Example..................................................................................................................................... 732
Contents
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