Concept Guide

MIB support for Port Security..................................................................................................................................... 862
Global MIB objects for port security..................................................................................................................... 862
MIB support for interface level port security.......................................................................................................863
MIB objects for conguring MAC addresses....................................................................................................... 864
MIB objects for conguring MAC addresses....................................................................................................... 865
Manage VLANs using SNMP.......................................................................................................................................865
Creating a VLAN......................................................................................................................................................865
Assigning a VLAN Alias........................................................................................................................................... 865
Displaying the Ports in a VLAN.............................................................................................................................. 866
Add Tagged and Untagged Ports to a VLAN........................................................................................................867
Managing Overload on Startup....................................................................................................................................868
Enabling and Disabling a Port using SNMP................................................................................................................868
Fetch Dynamic MAC Entries using SNMP................................................................................................................. 869
Example of Deriving the Interface Index Number......................................................................................................870
MIB Objects for Viewing the System Image on Flash Partitions....................................................................... 870
Monitoring BGP sessions via SNMP........................................................................................................................... 870
Monitor Port-Channels..................................................................................................................................................872
Enabling an SNMP Agent to Notify Syslog Server Failure........................................................................................873
Troubleshooting SNMP Operation............................................................................................................................... 874
Transceiver Monitoring..................................................................................................................................................875
Conguring SNMP context name................................................................................................................................876
52 Stacking...................................................................................................................................................877
Stacking Overview.........................................................................................................................................................877
Cross Platform Stacking..........................................................................................................................................877
Stack Management Roles.......................................................................................................................................878
Stack Master Election............................................................................................................................................. 878
Virtual IP....................................................................................................................................................................882
Failover Roles........................................................................................................................................................... 882
MAC Addressing on Stacks....................................................................................................................................882
Stacking LAG........................................................................................................................................................... 885
Supported Stacking Topologies............................................................................................................................. 885
High Availability on Stacks......................................................................................................................................886
Management Access on Stacks.............................................................................................................................887
Important Points to Remember................................................................................................................................... 888
Stacking Installation Tasks............................................................................................................................................ 888
Create a Stack..........................................................................................................................................................888
Add Units to an Existing Stack............................................................................................................................... 891
Split a Stack............................................................................................................................................................. 894
Stacking Conguration Tasks.......................................................................................................................................894
Assigning Unit Numbers to Units in an Stack...................................................................................................... 894
Creating a Virtual Stack Unit on a Stack.............................................................................................................. 894
Displaying Information about a Stack....................................................................................................................895
Inuencing Management Unit Selection on a Stack........................................................................................... 898
Managing Redundancy on a Stack........................................................................................................................899
Resetting a Unit on a Stack....................................................................................................................................899
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