Concept Guide

Applying a WRED Prole to Trac........................................................................................................................ 780
Displaying Default and Congured WRED Proles...............................................................................................781
Displaying WRED Drop Statistics............................................................................................................................781
Displaying egress–queue Statistics........................................................................................................................ 781
Pre-Calculating Available QoS CAM Space................................................................................................................ 782
Specifying Policy-Based Rate Shaping in Packets Per Second............................................................................... 783
Conguring Policy-Based Rate Shaping......................................................................................................................783
Conguring Weights and ECN for WRED ..................................................................................................................784
Global Service Pools With WRED and ECN Settings..........................................................................................784
Conguring WRED and ECN Attributes......................................................................................................................785
Guidelines for Conguring ECN for Classifying and Color-Marking Packets......................................................... 786
Sample conguration to mark non-ecn packets as “yellow” with Multiple trac class.................................. 787
Classifying Incoming Packets Using ECN and Color-Marking............................................................................787
Sample conguration to mark non-ecn packets as “yellow” with single trac class......................................789
Applying Layer 2 Match Criteria on a Layer 3 Interface............................................................................................790
Managing Hardware Buer Statistics................................................................................................................... 790
Enabling Buer Statistics Tracking ..............................................................................................................................791
43 Routing Information Protocol (RIP)......................................................................................................... 794
Protocol Overview......................................................................................................................................................... 794
RIPv1..........................................................................................................................................................................794
RIPv2.........................................................................................................................................................................794
Implementation Information..........................................................................................................................................795
Conguration Information.............................................................................................................................................795
Conguration Task List............................................................................................................................................795
RIP Conguration Example.....................................................................................................................................802
44 Remote Monitoring (RMON)................................................................................................................... 807
Implementation Information..........................................................................................................................................807
Fault Recovery............................................................................................................................................................... 807
Setting the RMON Alarm....................................................................................................................................... 808
Conguring an RMON Event................................................................................................................................. 808
Conguring RMON Collection Statistics.............................................................................................................. 809
Conguring the RMON Collection History...........................................................................................................809
45 Rapid Spanning Tree Protocol (RSTP)...................................................................................................... 811
Protocol Overview...........................................................................................................................................................811
Conguring Rapid Spanning Tree.................................................................................................................................. 811
Related Conguration Tasks.....................................................................................................................................811
Important Points to Remember.....................................................................................................................................811
RSTP and VLT...........................................................................................................................................................812
Conguring Interfaces for Layer 2 Mode.................................................................................................................... 812
Enabling Rapid Spanning Tree Protocol Globally.........................................................................................................813
Adding and Removing Interfaces..................................................................................................................................815
Modifying Global Parameters........................................................................................................................................815
Enabling SNMP Traps for Root Elections and Topology Changes......................................................................817
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