Setup Guide

MIB Objects for Viewing the System Image on Flash Partitions.......................................................................899
Monitoring BGP sessions via SNMP...........................................................................................................................899
Monitor Port-Channels..................................................................................................................................................901
Enabling an SNMP Agent to Notify Syslog Server Failure....................................................................................... 902
Troubleshooting SNMP Operation...............................................................................................................................903
Transceiver Monitoring................................................................................................................................................. 904
Conguring SNMP context name............................................................................................................................... 905
52 Stacking.................................................................................................................................................. 906
Stacking Overview........................................................................................................................................................ 906
Cross Platform Stacking.........................................................................................................................................906
Stack Management Roles.......................................................................................................................................907
Stack Master Election.............................................................................................................................................907
Virtual IP.....................................................................................................................................................................911
Failover Roles.............................................................................................................................................................911
MAC Addressing on Stacks..................................................................................................................................... 911
Stacking LAG............................................................................................................................................................ 914
Supported Stacking Topologies.............................................................................................................................. 914
High Availability on Stacks.......................................................................................................................................915
Management Access on Stacks............................................................................................................................. 916
Important Points to Remember.................................................................................................................................... 917
Stacking Installation Tasks............................................................................................................................................. 917
Create a Stack.......................................................................................................................................................... 917
Add Units to an Existing Stack...............................................................................................................................920
Split a Stack..............................................................................................................................................................923
Stacking Conguration Tasks....................................................................................................................................... 923
Assigning Unit Numbers to Units in an Stack.......................................................................................................923
Creating a Virtual Stack Unit on a Stack.............................................................................................................. 923
Displaying Information about a Stack....................................................................................................................924
Inuencing Management Unit Selection on a Stack............................................................................................927
Managing Redundancy on a Stack........................................................................................................................928
Resetting a Unit on a Stack....................................................................................................................................928
Verify a Stack Conguration........................................................................................................................................ 929
Displaying the Status of Stacking Ports............................................................................................................... 929
Removing a Unit from a Stack.....................................................................................................................................930
Troubleshoot a Stack.....................................................................................................................................................932
Recover from Stack Link Flaps.............................................................................................................................. 932
Recover from a Card Problem State on a Stack..................................................................................................932
53 Storm Control..........................................................................................................................................934
Congure Storm Control...............................................................................................................................................934
Conguring Storm Control from INTERFACE Mode...........................................................................................934
Conguring Storm Control from CONFIGURATION Mode................................................................................935
54 Spanning Tree Protocol (STP)................................................................................................................. 936
Protocol Overview.........................................................................................................................................................936
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