Reference Guide

Table Of Contents
Creating WRED Profiles........................................................................................................................................... 751
Applying a WRED Profile to Traffic....................................................................................................................... 751
Displaying Default and Configured WRED Profiles............................................................................................ 751
Displaying WRED Drop Statistics...........................................................................................................................751
Displaying egressqueue Statistics...................................................................................................................... 752
Pre-Calculating Available QoS CAM Space.............................................................................................................. 752
Configuring Weights and ECN for WRED ................................................................................................................753
Configuring WRED and ECN Attributes.................................................................................................................... 754
Guidelines for Configuring ECN for Classifying and Color-Marking Packets...................................................755
Sample configuration to mark non-ecn packets as yellow with Multiple traffic class..........................755
Classifying Incoming Packets Using ECN and Color-Marking........................................................................756
Sample configuration to mark non-ecn packets as yellow with single traffic class.............................. 757
Applying Layer 2 Match Criteria on a Layer 3 Interface........................................................................................758
Applying DSCP and VLAN Match Criteria on a Service Queue........................................................................... 759
Classifying Incoming Packets Using ECN and Color-Marking..............................................................................759
Guidelines for Configuring ECN for Classifying and Color-Marking Packets....................................................761
Sample configuration to mark non-ecn packets as yellow with Multiple traffic class................................762
Sample configuration to mark non-ecn packets as yellow with single traffic class....................................762
Enabling Buffer Statistics Tracking ........................................................................................................................... 763
Chapter 46: Routing Information Protocol (RIP)........................................................................766
Protocol Overview.......................................................................................................................................................... 766
RIPv1.............................................................................................................................................................................766
RIPv2............................................................................................................................................................................766
Implementation Information..........................................................................................................................................766
Configuration Information............................................................................................................................................. 767
Configuration Task List............................................................................................................................................767
RIP Configuration Example..................................................................................................................................... 772
Chapter 47: Remote Monitoring (RMON)................................................................................... 778
Implementation Information..........................................................................................................................................778
Fault Recovery................................................................................................................................................................. 778
Setting the RMON Alarm.........................................................................................................................................778
Configuring an RMON Event..................................................................................................................................779
Configuring RMON Collection Statistics............................................................................................................. 780
Configuring the RMON Collection History..........................................................................................................780
Chapter 48: Rapid Spanning Tree Protocol (RSTP).................................................................... 781
Protocol Overview...........................................................................................................................................................781
Configuring Rapid Spanning Tree................................................................................................................................ 781
Important Points to Remember................................................................................................................................... 782
RSTP and VLT............................................................................................................................................................782
Configuring Interfaces for Layer 2 Mode..................................................................................................................782
Enabling Rapid Spanning Tree Protocol Globally.....................................................................................................783
Adding and Removing Interfaces................................................................................................................................ 785
Modifying Global Parameters.......................................................................................................................................785
Enabling SNMP Traps for Root Elections and Topology Changes................................................................786
Modifying Interface Parameters..................................................................................................................................786
Enabling SNMP Traps for Root Elections and Topology Changes......................................................................786
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