Users Guide

Overview.........................................................................................................................................................................876
Implementation Information..........................................................................................................................................876
Important Points to Remember..............................................................................................................................877
Enabling Extended sFlow.............................................................................................................................................. 877
Enabling and Disabling sFlow on an Interface.............................................................................................................878
Enabling sFlow Max-Header Size Extended...............................................................................................................878
sFlow Show Commands................................................................................................................................................879
Displaying Show sFlow Global................................................................................................................................ 879
Displaying Show sFlow on an Interface................................................................................................................ 880
Displaying Show sFlow on a Stack-unit................................................................................................................ 880
Conguring Specify Collectors..................................................................................................................................... 881
Changing the Polling Intervals.......................................................................................................................................881
Back-O Mechanism..................................................................................................................................................... 881
sFlow on LAG ports.......................................................................................................................................................882
Enabling Extended sFlow..............................................................................................................................................882
Important Points to Remember............................................................................................................................. 883
50 Simple Network Management Protocol (SNMP)..................................................................................... 884
Protocol Overview.........................................................................................................................................................885
Implementation Information......................................................................................................................................... 885
SNMPv3 Compliance With FIPS................................................................................................................................. 885
Conguration Task List for SNMP...............................................................................................................................886
Related Conguration Tasks...................................................................................................................................886
Important Points to Remember....................................................................................................................................887
Set up SNMP................................................................................................................................................................. 887
Creating a Community.............................................................................................................................................887
Setting Up User-Based Security (SNMPv3)........................................................................................................887
Reading Managed Object Values.................................................................................................................................889
Writing Managed Object Values.................................................................................................................................. 889
Conguring Contact and Location Information using SNMP...................................................................................890
Subscribing to Managed Object Value Updates using SNMP................................................................................. 890
Enabling a Subset of SNMP Traps............................................................................................................................... 891
Enabling an SNMP Agent to Notify Syslog Server Failure....................................................................................... 895
Copy Conguration Files Using SNMP....................................................................................................................... 896
Copying a Conguration File...................................................................................................................................897
Copying Conguration Files via SNMP.................................................................................................................898
Copying the Startup-Cong Files to the Running-Cong..................................................................................898
Copying the Startup-Cong Files to the Server via FTP................................................................................... 899
Copying the Startup-Cong Files to the Server via TFTP.................................................................................899
Copy a Binary File to the Startup-Conguration.................................................................................................900
Additional MIB Objects to View Copy Statistics..................................................................................................900
Obtaining a Value for MIB Objects.........................................................................................................................901
MIB Support to Display Reason for Last System Reboot......................................................................................... 901
Viewing the Reason for Last System Reboot Using SNMP...............................................................................902
MIB Support for Power Monitoring.............................................................................................................................902
MIB Support to Display the Available Memory Size on Flash.................................................................................. 903
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Contents