Concept Guide

MIB Support to Display the Available Partitions on Flash.........................................................................................909
Viewing the Available Partitions on Flash..............................................................................................................910
MIB Support to Display Egress Queue Statistics........................................................................................................ 911
MIB Support to ECMP Group Count............................................................................................................................911
Viewing the ECMP Group Count Information....................................................................................................... 911
MIB Support for entAliasMappingTable ......................................................................................................................914
Viewing the entAliasMappingTable MIB................................................................................................................ 914
MIB Support for LAG.....................................................................................................................................................914
Viewing the LAG MIB.............................................................................................................................................. 916
MIB support for Port Security...................................................................................................................................... 916
Global MIB objects for port security...................................................................................................................... 916
MIB support for interface level port security........................................................................................................917
MIB objects for conguring MAC addresses........................................................................................................ 918
MIB objects for conguring MAC addresses........................................................................................................ 919
Manage VLANs using SNMP........................................................................................................................................919
Creating a VLAN.......................................................................................................................................................919
Assigning a VLAN Alias............................................................................................................................................ 919
Displaying the Ports in a VLAN.............................................................................................................................. 920
Add Tagged and Untagged Ports to a VLAN........................................................................................................ 921
Managing Overload on Startup....................................................................................................................................922
Enabling and Disabling a Port using SNMP................................................................................................................922
Fetch Dynamic MAC Entries using SNMP................................................................................................................. 923
Example of Deriving the Interface Index Number......................................................................................................924
MIB Objects for Viewing the System Image on Flash Partitions....................................................................... 924
Monitoring BGP sessions via SNMP........................................................................................................................... 924
Monitor Port-Channels................................................................................................................................................. 926
Troubleshooting SNMP Operation...............................................................................................................................927
Transceiver Monitoring..................................................................................................................................................928
51 Stacking................................................................................................................................................... 930
Stacking Overview........................................................................................................................................................ 930
Stack Management Roles.......................................................................................................................................930
Stack Master Election..............................................................................................................................................931
Virtual IP....................................................................................................................................................................932
Failover Roles........................................................................................................................................................... 932
MAC Addressing on Stacks....................................................................................................................................932
Stacking LAG............................................................................................................................................................933
Supported Stacking Topologies..............................................................................................................................934
High Availability on Stacks......................................................................................................................................934
Management Access on Stacks............................................................................................................................ 934
Important Points to Remember................................................................................................................................... 935
Stacking Installation Tasks............................................................................................................................................ 935
Create a Stack......................................................................................................................................................... 935
Add Units to an Existing Stack...............................................................................................................................939
Split a Stack..............................................................................................................................................................942
Stacking Conguration Tasks.......................................................................................................................................942
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