Setup Guide

Assigning a VLAN Alias........................................................................................................................................... 982
Displaying the Ports in a VLAN.............................................................................................................................. 982
Add Tagged and Untagged Ports to a VLAN....................................................................................................... 983
Managing Overload on Startup....................................................................................................................................984
Enabling and Disabling a Port using SNMP................................................................................................................985
Fetch Dynamic MAC Entries using SNMP.................................................................................................................985
Example of Deriving the Interface Index Number..................................................................................................... 986
MIB Objects for Viewing the System Image on Flash Partitions....................................................................... 987
Monitoring BGP sessions via SNMP........................................................................................................................... 987
Monitor Port-Channels................................................................................................................................................. 989
Enabling an SNMP Agent to Notify Syslog Server Failure....................................................................................... 990
Troubleshooting SNMP Operation............................................................................................................................... 991
Transceiver Monitoring.................................................................................................................................................. 991
Conguring SNMP context name............................................................................................................................... 992
54 Stacking.................................................................................................................................................. 993
Stacking Overview........................................................................................................................................................ 993
Stack Management Roles.......................................................................................................................................993
Stack Master Election.............................................................................................................................................994
Virtual IP................................................................................................................................................................... 996
Failover Roles........................................................................................................................................................... 996
MAC Addressing on Stacks....................................................................................................................................996
Stacking LAG............................................................................................................................................................997
Supported Stacking Topologies..............................................................................................................................997
High Availability on Stacks......................................................................................................................................998
Management Access on Stacks............................................................................................................................ 999
Enabling Mixed-mode Stacking............................................................................................................................1000
Important Points to Remember..................................................................................................................................1000
Stacking Installation Tasks.......................................................................................................................................... 1000
Create a Stack........................................................................................................................................................1000
Add Units to an Existing Stack.............................................................................................................................1005
Split a Stack............................................................................................................................................................ 1007
Stacking Conguration Tasks..................................................................................................................................... 1008
Assigning Unit Numbers to Units in an Stack.....................................................................................................1008
Creating a Virtual Stack Unit on a Stack.............................................................................................................1008
Displaying Information about a Stack.................................................................................................................. 1008
Inuencing Management Unit Selection on a Stack........................................................................................... 1011
Managing Redundancy on a Stack....................................................................................................................... 1012
Resetting a Unit on a Stack...................................................................................................................................1012
Verify a Stack Conguration........................................................................................................................................1012
Displaying the Status of Stacking Ports...............................................................................................................1013
Remove Units or Front End Ports from a Stack....................................................................................................... 1014
Removing a Unit from a Stack.............................................................................................................................. 1014
Removing Front End Port Stacking......................................................................................................................1015
Troubleshoot a Stack....................................................................................................................................................1015
Recover from Stack Link Flaps............................................................................................................................. 1016
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