Users Guide

Creating WRED Profiles...........................................................................................................................................754
Applying a WRED Profile to Traffic.......................................................................................................................754
Displaying Default and Configured WRED Profiles........................................................................................... 755
Displaying WRED Drop Statistics.......................................................................................................................... 755
Displaying egress–queue Statistics...................................................................................................................... 755
Pre-Calculating Available QoS CAM Space.............................................................................................................. 755
Configuring Weights and ECN for WRED ................................................................................................................756
Configuring WRED and ECN Attributes.................................................................................................................... 758
Guidelines for Configuring ECN for Classifying and Color-Marking Packets................................................... 758
Sample configuration to mark non-ecn packets as “yellow” with Multiple traffic class..........................759
Classifying Incoming Packets Using ECN and Color-Marking........................................................................759
Sample configuration to mark non-ecn packets as “yellow” with single traffic class...............................761
Applying Layer 2 Match Criteria on a Layer 3 Interface........................................................................................762
Applying DSCP and VLAN Match Criteria on a Service Queue........................................................................... 762
Classifying Incoming Packets Using ECN and Color-Marking..............................................................................763
Guidelines for Configuring ECN for Classifying and Color-Marking Packets................................................... 764
Sample configuration to mark non-ecn packets as “yellow” with Multiple traffic class................................765
Sample configuration to mark non-ecn packets as “yellow” with single traffic class....................................765
Enabling Buffer Statistics Tracking ...........................................................................................................................766
Chapter 46: Routing Information Protocol (RIP)........................................................................769
Protocol Overview.......................................................................................................................................................... 769
RIPv1.............................................................................................................................................................................769
RIPv2............................................................................................................................................................................769
Implementation Information..........................................................................................................................................769
Configuration Information............................................................................................................................................. 770
Configuration Task List............................................................................................................................................770
RIP Configuration Example..................................................................................................................................... 776
Chapter 47: Remote Monitoring (RMON)................................................................................... 781
Implementation Information.......................................................................................................................................... 781
Fault Recovery..................................................................................................................................................................781
Setting the RMON Alarm......................................................................................................................................... 781
Configuring an RMON Event..................................................................................................................................782
Configuring RMON Collection Statistics............................................................................................................. 783
Configuring the RMON Collection History..........................................................................................................783
Chapter 48: Rapid Spanning Tree Protocol (RSTP)....................................................................785
Protocol Overview.......................................................................................................................................................... 785
Configuring Rapid Spanning Tree................................................................................................................................785
Important Points to Remember................................................................................................................................... 786
RSTP and VLT............................................................................................................................................................786
Configuring Interfaces for Layer 2 Mode..................................................................................................................786
Enabling Rapid Spanning Tree Protocol Globally.....................................................................................................787
Adding and Removing Interfaces................................................................................................................................ 789
Modifying Global Parameters.......................................................................................................................................789
Enabling SNMP Traps for Root Elections and Topology Changes................................................................790
Modifying Interface Parameters..................................................................................................................................790
Enabling SNMP Traps for Root Elections and Topology Changes......................................................................790
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Contents