Concept Guide

Changing the Polling Intervals......................................................................................................................................928
Back-O Mechanism.................................................................................................................................................... 929
sFlow on LAG ports.......................................................................................................................................................929
Enabling Extended sFlow..............................................................................................................................................929
Important Points to Remember............................................................................................................................. 930
53 Simple Network Management Protocol (SNMP)...................................................................................... 931
Protocol Overview.........................................................................................................................................................932
Implementation Information..........................................................................................................................................932
SNMPv3 Compliance With FIPS................................................................................................................................. 932
Conguration Task List for SNMP...............................................................................................................................933
Related Conguration Tasks...................................................................................................................................933
Important Points to Remember................................................................................................................................... 934
Set up SNMP................................................................................................................................................................. 934
Creating a Community............................................................................................................................................ 934
Setting Up User-Based Security (SNMPv3)........................................................................................................934
Reading Managed Object Values.................................................................................................................................936
Writing Managed Object Values.................................................................................................................................. 936
Conguring Contact and Location Information using SNMP...................................................................................937
Subscribing to Managed Object Value Updates using SNMP..................................................................................937
Enabling a Subset of SNMP Traps.............................................................................................................................. 938
Enabling an SNMP Agent to Notify Syslog Server Failure....................................................................................... 940
Copy Conguration Files Using SNMP........................................................................................................................941
Copying a Conguration File.................................................................................................................................. 943
Copying Conguration Files via SNMP.................................................................................................................943
Copying the Startup-Cong Files to the Running-Cong.................................................................................. 944
Copying the Startup-Cong Files to the Server via FTP....................................................................................944
Copying the Startup-Cong Files to the Server via TFTP.................................................................................945
Copy a Binary File to the Startup-Conguration................................................................................................. 945
Additional MIB Objects to View Copy Statistics..................................................................................................945
Obtaining a Value for MIB Objects........................................................................................................................ 946
MIB Support to Display Reason for Last System Reboot.........................................................................................947
Viewing the Reason for Last System Reboot Using SNMP...............................................................................947
MIB Support for Power Monitoring.............................................................................................................................947
MIB Support to Display the Available Memory Size on Flash...................................................................................948
Viewing the Available Flash Memory Size............................................................................................................ 948
MIB Support to Display the Software Core Files Generated by the System......................................................... 948
Viewing the Software Core Files Generated by the System..............................................................................949
SNMP Support for WRED Green/Yellow/Red Drop Counters................................................................................950
MIB Support to Display the Available Partitions on Flash..........................................................................................951
Viewing the Available Partitions on Flash.............................................................................................................. 951
MIB Support to Display Egress Queue Statistics.......................................................................................................952
MIB Support to ECMP Group Count.......................................................................................................................... 952
Viewing the ECMP Group Count Information......................................................................................................952
MIB Support for entAliasMappingTable .....................................................................................................................955
Viewing the entAliasMappingTable MIB............................................................................................................... 955
Contents
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