Concept Guide

MIB Support for LAG....................................................................................................................................................956
Viewing the LAG MIB..............................................................................................................................................957
MIB Support to Display Unrecognized LLDP TLVs....................................................................................................957
MIB Support to Display Reserved Unrecognized LLDP TLVs............................................................................ 957
MIB Support to Display Organizational Specic Unrecognized LLDP TLVs.....................................................958
MIB Support for LLDP Notication Interval...............................................................................................................959
MIB support for Port Security..................................................................................................................................... 959
Global MIB objects for port security..................................................................................................................... 960
MIB support for interface level port security.......................................................................................................960
MIB objects for conguring MAC addresses........................................................................................................ 961
MIB objects for conguring MAC addresses....................................................................................................... 962
Manage VLANs using SNMP.......................................................................................................................................963
Creating a VLAN......................................................................................................................................................963
Assigning a VLAN Alias........................................................................................................................................... 963
Displaying the Ports in a VLAN.............................................................................................................................. 963
Add Tagged and Untagged Ports to a VLAN....................................................................................................... 964
Managing Overload on Startup....................................................................................................................................965
Enabling and Disabling a Port using SNMP................................................................................................................966
Fetch Dynamic MAC Entries using SNMP.................................................................................................................966
Example of Deriving the Interface Index Number......................................................................................................967
MIB Objects for Viewing the System Image on Flash Partitions.......................................................................968
Monitoring BGP sessions via SNMP...........................................................................................................................968
Monitor Port-Channels..................................................................................................................................................970
Enabling an SNMP Agent to Notify Syslog Server Failure........................................................................................ 971
Troubleshooting SNMP Operation...............................................................................................................................972
Transceiver Monitoring..................................................................................................................................................972
Conguring SNMP context name................................................................................................................................973
54 Stacking...................................................................................................................................................974
Stacking Overview.........................................................................................................................................................974
Stack Management Roles....................................................................................................................................... 974
Stack Master Election............................................................................................................................................. 975
Virtual IP....................................................................................................................................................................977
Failover Roles............................................................................................................................................................977
MAC Addressing on Stacks.................................................................................................................................... 977
Stacking LAG............................................................................................................................................................978
Supported Stacking Topologies..............................................................................................................................978
High Availability on Stacks...................................................................................................................................... 979
Management Access on Stacks............................................................................................................................ 980
Enabling Mixed-mode Stacking.............................................................................................................................. 981
Important Points to Remember.................................................................................................................................... 981
Stacking Installation Tasks.............................................................................................................................................981
Create a Stack.......................................................................................................................................................... 981
Add Units to an Existing Stack...............................................................................................................................986
Split a Stack............................................................................................................................................................. 988
Stacking Conguration Tasks.......................................................................................................................................989
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