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Table Of Contents
Configuring SNMP context name...............................................................................................................................852
Chapter 49: Stacking.................................................................................................................853
Stacking Overview..........................................................................................................................................................853
Stack Management Roles....................................................................................................................................... 853
Stack Master Election..............................................................................................................................................854
Virtual IP......................................................................................................................................................................855
Failover Roles.............................................................................................................................................................855
MAC Addressing on Stacks....................................................................................................................................855
Stacking LAG............................................................................................................................................................. 856
Supported Stacking Topologies.............................................................................................................................856
High Availability on Stacks...................................................................................................................................... 857
Management Access on Stacks.............................................................................................................................857
Important Points to Remember................................................................................................................................... 857
Stacking Installation Tasks........................................................................................................................................... 858
Create a Stack...........................................................................................................................................................858
Add Units to an Existing Stack............................................................................................................................... 861
Split a Stack............................................................................................................................................................... 863
Stacking Configuration Tasks...................................................................................................................................... 863
Assigning Unit Numbers to Units in an Stack.................................................................................................... 863
Creating a Virtual Stack Unit on a Stack.............................................................................................................864
Displaying Information about a Stack...................................................................................................................864
Influencing Management Unit Selection on a Stack.........................................................................................865
Managing Redundancy on a Stack........................................................................................................................866
Resetting a Unit on a Stack....................................................................................................................................866
Verify a Stack Configuration........................................................................................................................................866
Displaying the Status of Stacking Ports..............................................................................................................867
Remove Units or Front End Ports from a Stack..................................................................................................... 867
Removing a Unit from a Stack............................................................................................................................... 867
Removing Front End Port Stacking...................................................................................................................... 867
Troubleshoot a Stack.....................................................................................................................................................868
Recover from Stack Link Flaps..............................................................................................................................868
Recover from a Card Problem State on a Stack...............................................................................................868
Chapter 50: Storm Control........................................................................................................ 869
Configure Storm Control...............................................................................................................................................869
Configuring Storm Control from INTERFACE Mode........................................................................................869
Configuring Storm Control from CONFIGURATION Mode.............................................................................870
Detect PFC Storm.......................................................................................................................................................... 870
Restore Queue Drop State............................................................................................................................................ 871
PFC Storm......................................................................................................................................................................... 871
View Details of Storm Control PFC.............................................................................................................................871
Chapter 51: Spanning Tree Protocol (STP)................................................................................ 873
Protocol Overview.......................................................................................................................................................... 873
Configure Spanning Tree...............................................................................................................................................873
Important Points to Remember................................................................................................................................... 874
Configuring Interfaces for Layer 2 Mode..................................................................................................................875
Enabling Spanning Tree Protocol Globally................................................................................................................ 876
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