Setup Guide

Enabling and Disabling sFlow on an Interface..............................................................................................................911
Enabling sFlow Max-Header Size Extended................................................................................................................ 911
sFlow Show Commands................................................................................................................................................912
Displaying Show sFlow Global.................................................................................................................................912
Displaying Show sFlow on an Interface................................................................................................................. 912
Displaying Show sFlow on a Stack-unit.................................................................................................................913
Conguring Specify Collectors..................................................................................................................................... 913
Changing the Polling Intervals.......................................................................................................................................913
Back-O Mechanism.....................................................................................................................................................914
sFlow on LAG ports........................................................................................................................................................914
Enabling Extended sFlow...............................................................................................................................................914
Important Points to Remember..............................................................................................................................915
50 Simple Network Management Protocol (SNMP)......................................................................................917
Protocol Overview..........................................................................................................................................................918
Implementation Information.......................................................................................................................................... 918
SNMPv3 Compliance With FIPS..................................................................................................................................918
Conguration Task List for SNMP................................................................................................................................919
Related Conguration Tasks....................................................................................................................................919
Important Points to Remember................................................................................................................................... 920
Set up SNMP................................................................................................................................................................. 920
Creating a Community............................................................................................................................................ 920
Setting Up User-Based Security (SNMPv3)........................................................................................................ 921
Enable SNMPv3 traps.............................................................................................................................................922
Reading Managed Object Values.................................................................................................................................922
Writing Managed Object Values...................................................................................................................................923
Conguring Contact and Location Information using SNMP...................................................................................923
Subscribing to Managed Object Value Updates using SNMP..................................................................................924
Enabling a Subset of SNMP Traps.............................................................................................................................. 925
Enabling an SNMP Agent to Notify Syslog Server Failure....................................................................................... 925
Copy Conguration Files Using SNMP....................................................................................................................... 926
Copying a Conguration File...................................................................................................................................927
Copying Conguration Files via SNMP.................................................................................................................928
Copying the Startup-Cong Files to the Running-Cong..................................................................................929
Copying the Startup-Cong Files to the Server via FTP....................................................................................929
Copying the Startup-Cong Files to the Server via TFTP................................................................................. 929
Copy a Binary File to the Startup-Conguration................................................................................................. 930
Additional MIB Objects to View Copy Statistics..................................................................................................930
Obtaining a Value for MIB Objects......................................................................................................................... 931
MIB Support to Display Reason for Last System Reboot.........................................................................................932
Viewing the Reason for Last System Reboot Using SNMP...............................................................................932
MIB Support for Power Monitoring.............................................................................................................................932
MIB Support for 25G, 40G, 50G, 100G Optical Transceiver or DAC cable IDPROM user info........................... 933
MIB Support to Display the Available Memory Size on Flash...................................................................................934
Viewing the Available Flash Memory Size.............................................................................................................934
MIB Support to Display the Software Core Files Generated by the System......................................................... 935
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Contents