Administrator Guide

MIB objects for configuring MAC addresses...........................................................................................................852
MIB objects for configuring MAC addresses...........................................................................................................853
Manage VLANs using SNMP...........................................................................................................................................853
Creating a VLAN..........................................................................................................................................................853
Assigning a VLAN Alias............................................................................................................................................... 853
Displaying the Ports in a VLAN..................................................................................................................................854
Add Tagged and Untagged Ports to a VLAN.......................................................................................................... 855
Managing Overload on Startup....................................................................................................................................... 855
Enabling and Disabling a Port using SNMP................................................................................................................... 856
Fetch Dynamic MAC Entries using SNMP.................................................................................................................... 856
Example of Deriving the Interface Index Number......................................................................................................... 857
MIB Objects for Viewing the System Image on Flash Partitions.......................................................................... 858
Monitoring BGP sessions via SNMP.............................................................................................................................. 858
Monitor Port-Channels.....................................................................................................................................................860
Enabling an SNMP Agent to Notify Syslog Server Failure........................................................................................... 861
Troubleshooting SNMP Operation..................................................................................................................................862
Transceiver Monitoring.....................................................................................................................................................862
Configuring SNMP context name...................................................................................................................................863
54 Stacking................................................................................................................................ 864
Stacking Overview............................................................................................................................................................864
Stack Management Roles.......................................................................................................................................... 864
Stack Master Election................................................................................................................................................ 865
Virtual IP....................................................................................................................................................................... 866
Failover Roles............................................................................................................................................................... 867
MAC Addressing on Stacks........................................................................................................................................867
Stacking LAG............................................................................................................................................................... 868
Supported Stacking Topologies.................................................................................................................................868
High Availability on Stacks......................................................................................................................................... 868
Management Access on Stacks................................................................................................................................869
Enabling Mixed-mode Stacking................................................................................................................................. 870
Important Points to Remember.......................................................................................................................................870
Stacking Installation Tasks............................................................................................................................................... 870
Create a Stack............................................................................................................................................................. 870
Add Units to an Existing Stack.................................................................................................................................. 874
Split a Stack................................................................................................................................................................. 876
Stacking Configuration Tasks.......................................................................................................................................... 877
Assigning Unit Numbers to Units in an Stack.......................................................................................................... 877
Creating a Virtual Stack Unit on a Stack.................................................................................................................. 877
Displaying Information about a Stack........................................................................................................................877
Influencing Management Unit Selection on a Stack...............................................................................................880
Managing Redundancy on a Stack............................................................................................................................880
Resetting a Unit on a Stack........................................................................................................................................ 881
Verify a Stack Configuration............................................................................................................................................ 881
Displaying the Status of Stacking Ports....................................................................................................................881
Remove Units or Front End Ports from a Stack...........................................................................................................882
Removing a Unit from a Stack...................................................................................................................................883
Removing Front End Port Stacking.......................................................................................................................... 883
Troubleshoot a Stack........................................................................................................................................................884
Recover from Stack Link Flaps..................................................................................................................................884
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