Concept Guide

Viewing the LAG MIB..............................................................................................................................................950
MIB Support to Display Unrecognized LLDP TLVs................................................................................................... 950
MIB Support to Display Reserved Unrecognized LLDP TLVs............................................................................950
MIB Support to Display Organizational Specic Unrecognized LLDP TLVs......................................................951
MIB Support for LLDP Notication Interval...............................................................................................................952
MIB support for Port Security..................................................................................................................................... 952
Global MIB objects for port security..................................................................................................................... 953
MIB support for interface level port security.......................................................................................................953
MIB objects for conguring MAC addresses....................................................................................................... 954
MIB objects for conguring MAC addresses....................................................................................................... 955
Manage VLANs using SNMP.......................................................................................................................................956
Creating a VLAN......................................................................................................................................................956
Assigning a VLAN Alias........................................................................................................................................... 956
Displaying the Ports in a VLAN..............................................................................................................................956
Add Tagged and Untagged Ports to a VLAN....................................................................................................... 957
Managing Overload on Startup....................................................................................................................................958
Enabling and Disabling a Port using SNMP................................................................................................................959
Fetch Dynamic MAC Entries using SNMP.................................................................................................................959
Example of Deriving the Interface Index Number..................................................................................................... 960
MIB Objects for Viewing the System Image on Flash Partitions........................................................................961
Monitoring BGP sessions via SNMP............................................................................................................................961
Monitor Port-Channels................................................................................................................................................. 963
Enabling an SNMP Agent to Notify Syslog Server Failure....................................................................................... 964
Troubleshooting SNMP Operation...............................................................................................................................965
Transceiver Monitoring................................................................................................................................................. 965
Conguring SNMP context name............................................................................................................................... 966
53 Stacking.................................................................................................................................................. 967
Stacking Overview.........................................................................................................................................................967
Stack Management Roles.......................................................................................................................................967
Stack Master Election.............................................................................................................................................968
Virtual IP....................................................................................................................................................................970
Failover Roles........................................................................................................................................................... 970
MAC Addressing on Stacks.................................................................................................................................... 970
Stacking LAG............................................................................................................................................................ 971
Supported Stacking Topologies.............................................................................................................................. 971
High Availability on Stacks...................................................................................................................................... 972
Management Access on Stacks.............................................................................................................................973
Mixed-mode Stacking..............................................................................................................................................974
Important Points to Remember....................................................................................................................................975
Stacking Installation Tasks............................................................................................................................................ 975
Create a Stack..........................................................................................................................................................975
Add Units to an Existing Stack.............................................................................................................................. 980
Split a Stack..............................................................................................................................................................982
Stacking Conguration Tasks.......................................................................................................................................982
Assigning Unit Numbers to Units in an Stack...................................................................................................... 983
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