Install Guide

Table Of Contents
Configuring SNMP context name............................................................................................................................... 760
Chapter 49: Stacking................................................................................................................. 761
Stacking Overview...........................................................................................................................................................761
Stack Management Roles........................................................................................................................................ 761
Stack Master Election..............................................................................................................................................762
Virtual IP...................................................................................................................................................................... 762
Failover Roles............................................................................................................................................................. 762
MAC Addressing on Stacks.................................................................................................................................... 762
Stacking LAG..............................................................................................................................................................763
Supported Stacking Topologies.............................................................................................................................763
High Availability on Stacks...................................................................................................................................... 763
Management Access on Stacks.............................................................................................................................763
Important Points to Remember................................................................................................................................... 764
Stacking Installation Tasks............................................................................................................................................764
Create a Stack........................................................................................................................................................... 764
Add Units to an Existing Stack.............................................................................................................................. 765
Split a Stack................................................................................................................................................................767
Stacking Configuration Tasks.......................................................................................................................................767
Assigning Unit Numbers to Units in an Stack.....................................................................................................768
Creating a Virtual Stack Unit on a Stack.............................................................................................................768
Displaying Information about a Stack...................................................................................................................768
Influencing Management Unit Selection on a Stack.........................................................................................768
Managing Redundancy on a Stack........................................................................................................................769
Resetting a Unit on a Stack....................................................................................................................................769
Verify a Stack Configuration........................................................................................................................................ 769
Displaying the Status of Stacking Ports.............................................................................................................. 770
Remove Units or Front End Ports from a Stack......................................................................................................770
Removing a Unit from a Stack............................................................................................................................... 770
Removing Front End Port Stacking...................................................................................................................... 770
Troubleshoot a Stack..................................................................................................................................................... 770
Recover from Stack Link Flaps............................................................................................................................... 771
Recover from a Card Problem State on a Stack................................................................................................ 771
Chapter 50: Storm Control........................................................................................................ 772
Configure Storm Control............................................................................................................................................... 772
Configuring Storm Control from INTERFACE Mode........................................................................................ 772
Configuring Storm Control from CONFIGURATION Mode............................................................................. 773
Detect PFC Storm.......................................................................................................................................................... 773
Restore Queue Drop State............................................................................................................................................773
PFC Storm........................................................................................................................................................................ 774
View Details of Storm Control PFC............................................................................................................................ 774
Chapter 51: Spanning Tree Protocol (STP)................................................................................ 776
Protocol Overview.......................................................................................................................................................... 776
Configure Spanning Tree...............................................................................................................................................776
Important Points to Remember....................................................................................................................................777
Configuring Interfaces for Layer 2 Mode.................................................................................................................. 778
Enabling Spanning Tree Protocol Globally.................................................................................................................779
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