Users Guide

Overview......................................................................................................................................................................... 814
Implementation Information.......................................................................................................................................... 814
Important Points to Remember.............................................................................................................................. 815
Enabling Extended sFlow.............................................................................................................................................. 815
Enabling and Disabling sFlow on an Interface.............................................................................................................816
Enabling sFlow Max-Header Size Extended............................................................................................................... 816
sFlow Show Commands................................................................................................................................................ 817
Displaying Show sFlow Global.................................................................................................................................817
Displaying Show sFlow on an Interface................................................................................................................. 818
Displaying Show sFlow on a Stack-unit.................................................................................................................818
Conguring Specify Collectors..................................................................................................................................... 819
Changing the Polling Intervals.......................................................................................................................................819
Back-O Mechanism.....................................................................................................................................................819
sFlow on LAG ports.......................................................................................................................................................820
Enabling Extended sFlow..............................................................................................................................................820
Important Points to Remember.............................................................................................................................. 821
47 Simple Network Management Protocol (SNMP)......................................................................................822
Protocol Overview......................................................................................................................................................... 823
Implementation Information..........................................................................................................................................823
SNMPv3 Compliance With FIPS................................................................................................................................. 823
Conguration Task List for SNMP............................................................................................................................... 824
Related Conguration Tasks................................................................................................................................... 824
Important Points to Remember................................................................................................................................... 825
Set up SNMP................................................................................................................................................................. 825
Creating a Community............................................................................................................................................ 825
Setting Up User-Based Security (SNMPv3)........................................................................................................825
Reading Managed Object Values................................................................................................................................. 827
Writing Managed Object Values...................................................................................................................................827
Conguring Contact and Location Information using SNMP...................................................................................828
Subscribing to Managed Object Value Updates using SNMP................................................................................. 828
Enabling a Subset of SNMP Traps.............................................................................................................................. 829
Enabling an SNMP Agent to Notify Syslog Server Failure........................................................................................ 831
Copy Conguration Files Using SNMP....................................................................................................................... 832
Copying a Conguration File.................................................................................................................................. 834
Copying Conguration Files via SNMP.................................................................................................................834
Copying the Startup-Cong Files to the Running-Cong..................................................................................835
Copying the Startup-Cong Files to the Server via FTP................................................................................... 835
Copying the Startup-Cong Files to the Server via TFTP................................................................................. 836
Copy a Binary File to the Startup-Conguration................................................................................................. 836
Additional MIB Objects to View Copy Statistics.................................................................................................. 837
Obtaining a Value for MIB Objects.........................................................................................................................837
MIB Support for 25G, 40G, 50G, 100G Optical Transceiver or DAC cable IDPROM user info........................... 838
MIB Support to Display the Available Memory Size on Flash...................................................................................839
Viewing the Available Flash Memory Size............................................................................................................ 839
MIB Support to Display the Software Core Files Generated by the System......................................................... 840
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Contents