Concept Guide

Enabling sFlow Max-Header Size Extended...............................................................................................................899
sFlow Show Commands...............................................................................................................................................900
Displaying Show sFlow Global................................................................................................................................900
Displaying Show sFlow on an Interface................................................................................................................ 900
Displaying Show sFlow on a Stack-unit.................................................................................................................901
Conguring Specify Collectors..................................................................................................................................... 901
Changing the Polling Intervals...................................................................................................................................... 901
Back-O Mechanism.................................................................................................................................................... 902
sFlow on LAG ports.......................................................................................................................................................902
Enabling Extended sFlow..............................................................................................................................................902
Important Points to Remember............................................................................................................................. 903
50 Simple Network Management Protocol (SNMP)..................................................................................... 905
Protocol Overview.........................................................................................................................................................906
Implementation Information......................................................................................................................................... 906
SNMPv3 Compliance With FIPS................................................................................................................................. 906
Conguration Task List for SNMP...............................................................................................................................907
Related Conguration Tasks................................................................................................................................... 907
Important Points to Remember................................................................................................................................... 908
Set up SNMP.................................................................................................................................................................908
Creating a Community............................................................................................................................................ 908
Setting Up User-Based Security (SNMPv3)....................................................................................................... 909
Reading Managed Object Values..................................................................................................................................910
Writing Managed Object Values................................................................................................................................... 910
Conguring Contact and Location Information using SNMP.................................................................................... 911
Subscribing to Managed Object Value Updates using SNMP...................................................................................911
Enabling a Subset of SNMP Traps............................................................................................................................... 912
Enabling an SNMP Agent to Notify Syslog Server Failure........................................................................................913
Copy Conguration Files Using SNMP........................................................................................................................914
Copying a Conguration File...................................................................................................................................915
Copying Conguration Files via SNMP..................................................................................................................916
Copying the Startup-Cong Files to the Running-Cong...................................................................................916
Copying the Startup-Cong Files to the Server via FTP.................................................................................... 917
Copying the Startup-Cong Files to the Server via TFTP.................................................................................. 917
Copy a Binary File to the Startup-Conguration..................................................................................................918
Additional MIB Objects to View Copy Statistics...................................................................................................918
Obtaining a Value for MIB Objects.........................................................................................................................919
MIB Support to Display Reason for Last System Reboot......................................................................................... 919
Viewing the Reason for Last System Reboot Using SNMP...............................................................................920
MIB Support for Power Monitoring.............................................................................................................................920
MIB Support for 25G, 40G, 50G, 100G Optical Transceiver or DAC cable IDPROM user info............................ 921
MIB Support to Display the Available Memory Size on Flash...................................................................................922
Viewing the Available Flash Memory Size.............................................................................................................922
MIB Support to Display the Software Core Files Generated by the System......................................................... 922
Viewing the Software Core Files Generated by the System..............................................................................923
MIB Support for PFC Storm Control...........................................................................................................................923
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