Concept Guide

Enabling Strict-Priority Queueing.................................................................................................................................747
Weighted Random Early Detection..............................................................................................................................748
Creating WRED Proles.......................................................................................................................................... 749
Applying a WRED Prole to Trac........................................................................................................................ 749
Displaying Default and Congured WRED Proles.............................................................................................. 749
Displaying WRED Drop Statistics...........................................................................................................................750
Displaying egress–queue Statistics....................................................................................................................... 750
Pre-Calculating Available QoS CAM Space................................................................................................................750
Conguring Weights and ECN for WRED .................................................................................................................. 751
Global Service Pools With WRED and ECN Settings..........................................................................................752
Conguring WRED and ECN Attributes......................................................................................................................753
Guidelines for Conguring ECN for Classifying and Color-Marking Packets......................................................... 754
Sample conguration to mark non-ecn packets as “yellow” with Multiple trac class..................................754
Classifying Incoming Packets Using ECN and Color-Marking........................................................................... 755
Sample conguration to mark non-ecn packets as “yellow” with single trac class......................................757
Applying Layer 2 Match Criteria on a Layer 3 Interface......................................................................................758
Applying DSCP and VLAN Match Criteria on a Service Queue.........................................................................758
Enabling Buer Statistics Tracking .............................................................................................................................759
43 Routing Information Protocol (RIP)..........................................................................................................762
Protocol Overview......................................................................................................................................................... 762
RIPv1..........................................................................................................................................................................762
RIPv2.........................................................................................................................................................................762
Implementation Information..........................................................................................................................................763
Conguration Information.............................................................................................................................................763
Conguration Task List............................................................................................................................................763
RIP Conguration Example..................................................................................................................................... 770
44 Remote Monitoring (RMON)................................................................................................................... 775
Implementation Information..........................................................................................................................................775
Fault Recovery............................................................................................................................................................... 775
Setting the RMON Alarm........................................................................................................................................776
Conguring an RMON Event..................................................................................................................................776
Conguring RMON Collection Statistics...............................................................................................................777
Conguring the RMON Collection History............................................................................................................777
45 Rapid Spanning Tree Protocol (RSTP)..................................................................................................... 779
Protocol Overview......................................................................................................................................................... 779
Conguring Rapid Spanning Tree.................................................................................................................................779
Related Conguration Tasks................................................................................................................................... 779
Important Points to Remember....................................................................................................................................779
RSTP and VLT..........................................................................................................................................................780
Conguring Interfaces for Layer 2 Mode....................................................................................................................780
Enabling Rapid Spanning Tree Protocol Globally.........................................................................................................781
Adding and Removing Interfaces................................................................................................................................. 783
Modifying Global Parameters....................................................................................................................................... 783
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