Users Guide

Viewing the Software Core Files Generated by the System....................................................................759
Manage VLANs using SNMP.................................................................................................................................760
Creating a VLAN............................................................................................................................................... 760
Assigning a VLAN Alias.................................................................................................................................... 760
Displaying the Ports in a VLAN...................................................................................................................... 760
Add Tagged and Untagged Ports to a VLAN...............................................................................................761
Managing Overload on Startup........................................................................................................................... 762
Enabling and Disabling a Port using SNMP.......................................................................................................763
Fetch Dynamic MAC Entries using SNMP......................................................................................................... 763
Deriving Interface Indices.....................................................................................................................................764
Monitor Port-Channels.........................................................................................................................................765
Enabling an SNMP Agent to Notify Syslog Server Failure..............................................................................766
Troubleshooting SNMP Operation..................................................................................................................... 767
50 Stacking.............................................................................................................................................................. 768
Stacking Overview..................................................................................................................................................768
Cross Platform Stacking..................................................................................................................................768
Stack Management Roles............................................................................................................................... 769
Stack Master Election...................................................................................................................................... 769
Virtual IP..............................................................................................................................................................773
Failover Roles.....................................................................................................................................................773
MAC Addressing on Stacks............................................................................................................................. 773
Stacking LAG......................................................................................................................................................776
Supported Stacking Topologies.....................................................................................................................777
High Availability on Stacks...............................................................................................................................777
Management Access on Stacks.....................................................................................................................778
Important Points to Remember.......................................................................................................................... 779
Stacking Installation Tasks....................................................................................................................................779
Create a Stack....................................................................................................................................................779
Add Units to an Existing Stack....................................................................................................................... 782
Split a Stack........................................................................................................................................................785
Stacking Configuration Tasks.............................................................................................................................. 785
Assigning Unit Numbers to Units in an Stack............................................................................................. 785
Creating a Virtual Stack Unit on a Stack...................................................................................................... 785
Displaying Information about a Stack..........................................................................................................786
Influencing Management Unit Selection on a Stack................................................................................ 789
Managing Redundancy on a Stack............................................................................................................... 790
Resetting a Unit on a Stack............................................................................................................................ 790
Verify a Stack Configuration................................................................................................................................ 790
Displaying the Status of Stacking Ports........................................................................................................791
Removing a Unit from a Stack.............................................................................................................................792
Troubleshoot a Stack............................................................................................................................................ 794
Recover from Stack Link Flaps.......................................................................................................................794
Recover from a Card Problem State on a Stack........................................................................................ 794
51 Storm Control.................................................................................................................................................... 796
Configure Storm Control......................................................................................................................................796
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