Administrator Guide

Creating WRED Profiles............................................................................................................................................... 711
Applying a WRED Profile to Traffic.............................................................................................................................711
Displaying Default and Configured WRED Profiles.................................................................................................. 712
Displaying WRED Drop Statistics............................................................................................................................... 712
Displaying egress–queue Statistics............................................................................................................................712
Pre-Calculating Available QoS CAM Space.................................................................................................................... 712
Configuring Weights and ECN for WRED ......................................................................................................................713
Configuring WRED and ECN Attributes..........................................................................................................................714
Guidelines for Configuring ECN for Classifying and Color-Marking Packets............................................................. 715
Sample configuration to mark non-ecn packets as “yellow” with Multiple traffic class..................................... 716
Classifying Incoming Packets Using ECN and Color-Marking................................................................................716
Sample configuration to mark non-ecn packets as “yellow” with single traffic class..........................................717
Applying Layer 2 Match Criteria on a Layer 3 Interface................................................................................................718
Applying DSCP and VLAN Match Criteria on a Service Queue................................................................................... 719
Classifying Incoming Packets Using ECN and Color-Marking......................................................................................719
Guidelines for Configuring ECN for Classifying and Color-Marking Packets............................................................. 721
Sample configuration to mark non-ecn packets as “yellow” with Multiple traffic class........................................... 721
Sample configuration to mark non-ecn packets as “yellow” with single traffic class...............................................722
Enabling Buffer Statistics Tracking ................................................................................................................................723
46 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......................................................................................................................................... 731
47 Remote Monitoring (RMON)....................................................................................................736
Implementation Information............................................................................................................................................. 736
Fault Recovery...................................................................................................................................................................736
Setting the RMON Alarm........................................................................................................................................... 736
Configuring an RMON Event..................................................................................................................................... 737
Configuring RMON Collection Statistics.................................................................................................................. 738
Configuring the RMON Collection History...............................................................................................................738
48 Rapid Spanning Tree Protocol (RSTP)...................................................................................... 739
Protocol Overview............................................................................................................................................................ 739
Configuring Rapid Spanning Tree....................................................................................................................................739
Important Points to Remember.......................................................................................................................................739
RSTP and VLT............................................................................................................................................................. 740
Configuring Interfaces for Layer 2 Mode.......................................................................................................................740
Enabling Rapid Spanning Tree Protocol Globally...........................................................................................................740
Adding and Removing Interfaces.................................................................................................................................... 742
Modifying Global Parameters...........................................................................................................................................742
Enabling SNMP Traps for Root Elections and Topology Changes........................................................................743
Modifying Interface Parameters......................................................................................................................................744
Enabling SNMP Traps for Root Elections and Topology Changes............................................................................. 744
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