Setup Guide

47 sFlow........................................................................................................................................................797
Overview.........................................................................................................................................................................797
Implementation Information.......................................................................................................................................... 797
Important Points to Remember..............................................................................................................................798
Enabling Extended sFlow..............................................................................................................................................798
Enabling and Disabling sFlow on an Interface............................................................................................................ 799
Enabling sFlow Max-Header Size Extended...............................................................................................................799
sFlow Show Commands............................................................................................................................................... 799
Displaying Show sFlow Global................................................................................................................................800
Displaying Show sFlow on an Interface................................................................................................................ 800
Displaying Show sFlow on a ..................................................................................................................................800
Conguring Specify Collectors..................................................................................................................................... 801
Changing the Polling Intervals...................................................................................................................................... 801
Back-O Mechanism.....................................................................................................................................................801
sFlow on LAG ports.......................................................................................................................................................802
Enabling Extended sFlow..............................................................................................................................................802
Important Points to Remember............................................................................................................................. 802
48 Simple Network Management Protocol (SNMP)..................................................................................... 804
Protocol Overview.........................................................................................................................................................805
Implementation Information......................................................................................................................................... 805
SNMPv3 Compliance With FIPS................................................................................................................................. 805
Conguration Task List for SNMP...............................................................................................................................806
Related Conguration Tasks...................................................................................................................................806
Important Points to Remember....................................................................................................................................807
Set up SNMP................................................................................................................................................................. 807
Creating a Community............................................................................................................................................ 807
Setting Up User-Based Security (SNMPv3)........................................................................................................807
Enable SNMPv3 traps.............................................................................................................................................809
Reading Managed Object Values.................................................................................................................................809
Writing Managed Object Values................................................................................................................................... 810
Conguring Contact and Location Information using SNMP................................................................................... 810
Subscribing to Managed Object Value Updates using SNMP...................................................................................811
Enabling a Subset of SNMP Traps................................................................................................................................811
Enabling an SNMP Agent to Notify Syslog Server Failure........................................................................................ 812
Copy Conguration Files Using SNMP........................................................................................................................813
Copying a Conguration File................................................................................................................................... 814
Copying Conguration Files via SNMP..................................................................................................................815
Copying the Startup-Cong Files to the Running-Cong...................................................................................815
Copying the Startup-Cong Files to the Server via FTP.................................................................................... 816
Copying the Startup-Cong Files to the Server via TFTP..................................................................................816
Copy a Binary File to the Startup-Conguration.................................................................................................. 817
Additional MIB Objects to View Copy Statistics...................................................................................................817
Obtaining a Value for MIB Objects......................................................................................................................... 818
MIB Support to Display Reason for Last System Reboot......................................................................................... 818
Contents
27