Reference Guide

Table Of Contents
Specifying a Destination MAC Address for BPDUs....................................................................................... 733
Setting Rate-Limit BPDUs...............................................................................................................................733
Debugging Layer 2 Protocol Tunneling..........................................................................................................734
Provider Backbone Bridging.................................................................................................................................734
46 sFlow....................................................................................................................................... 735
Overview...............................................................................................................................................................735
Implementation Information................................................................................................................................. 735
Important Points to Remember...................................................................................................................... 735
Enabling Extended sFlow......................................................................................................................................736
Enabling and Disabling sFlow on an Interface..................................................................................................... 737
sFlow Show Commands........................................................................................................................................737
Displaying Show sFlow Global....................................................................................................................... 737
Displaying Show sFlow on an Interface.........................................................................................................738
Displaying Show sFlow on a Line Card.......................................................................................................... 738
Configuring Specify Collectors............................................................................................................................. 738
Changing the Polling Intervals..............................................................................................................................739
Back-Off Mechanism............................................................................................................................................739
sFlow on LAG ports...............................................................................................................................................739
Enabling Extended sFlow......................................................................................................................................739
Important Points to Remember...................................................................................................................... 740
47 Simple Network Management Protocol (SNMP).............................................................743
Protocol Overview................................................................................................................................................ 743
Implementation Information................................................................................................................................. 743
Configuration Task List for SNMP........................................................................................................................ 743
Related Configuration Tasks.......................................................................................................................... 743
Important Points to Remember.............................................................................................................................744
Set up SNMP........................................................................................................................................................ 744
Creating a Community.................................................................................................................................... 744
Setting Up User-Based Security (SNMPv3)...................................................................................................745
Reading Managed Object Values......................................................................................................................... 746
Writing Managed Object Values.......................................................................................................................... 747
Configuring Contact and Location Information using SNMP............................................................................... 747
Subscribing to Managed Object Value Updates using SNMP............................................................................. 748
Enabling a Subset of SNMP Traps........................................................................................................................749
Copy Configuration Files Using SNMP................................................................................................................. 751
Copying a Configuration File...........................................................................................................................752
Copying Configuration Files via SNMP...........................................................................................................753
Copying the Startup-Config Files to the Running-Config................................................................................754
Copying the Startup-Config Files to the Server via FTP................................................................................. 754
Copying the Startup-Config Files to the Server via TFTP............................................................................... 755