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Enabling Drop Eligibility............................................................................................................................................ 813
Honoring the Incoming DEI Value.......................................................................................................................... 814
Marking Egress Packets with a DEI Value........................................................................................................... 814
Dynamic Mode CoS for VLAN Stacking.....................................................................................................................815
Mapping C-Tag to S-Tag dot1p Values................................................................................................................ 816
Layer 2 Protocol Tunneling............................................................................................................................................817
Enabling Layer 2 Protocol Tunneling.....................................................................................................................818
Specifying a Destination MAC Address for BPDUs...........................................................................................819
Setting Rate-Limit BPDUs.......................................................................................................................................819
Debugging Layer 2 Protocol Tunneling.................................................................................................................819
Provider Backbone Bridging.........................................................................................................................................820
Chapter 49: sFlow......................................................................................................................821
Overview............................................................................................................................................................................821
Implementation Information.......................................................................................................................................... 821
Enabling Extended sFlow.............................................................................................................................................. 822
Enabling and Disabling sFlow on an Interface..........................................................................................................823
Enabling sFlow Max-Header Size Extended.............................................................................................................823
sFlow Show Commands................................................................................................................................................ 823
Displaying Show sFlow Global................................................................................................................................824
Displaying Show sFlow on an Interface............................................................................................................... 824
Displaying Show sFlow on a Stack-unit...............................................................................................................824
Configuring Specify Collectors....................................................................................................................................825
Changing the Polling Intervals..................................................................................................................................... 825
Back-Off Mechanism..................................................................................................................................................... 825
sFlow on LAG ports........................................................................................................................................................826
Enabling Extended sFlow.............................................................................................................................................. 826
Important Points to Remember............................................................................................................................. 826
Chapter 50: Simple Network Management Protocol (SNMP)..................................................... 828
Protocol Overview..........................................................................................................................................................829
Implementation Information......................................................................................................................................... 829
SNMPv3 Compliance With FIPS................................................................................................................................. 829
Configuration Task List for SNMP............................................................................................................................. 830
Important Points to Remember...................................................................................................................................830
Set up SNMP....................................................................................................................................................................831
Creating a Community.............................................................................................................................................. 831
Setting Up User-Based Security (SNMPv3).......................................................................................................831
Enable SNMPv3 traps..............................................................................................................................................832
Reading Managed Object Values................................................................................................................................ 832
Writing Managed Object Values..................................................................................................................................833
Configuring Contact and Location Information using SNMP...............................................................................833
Subscribing to Managed Object Value Updates using SNMP..............................................................................834
Enabling a Subset of SNMP Traps............................................................................................................................. 835
Enabling an SNMP Agent to Notify Syslog Server Failure................................................................................... 835
Copy Configuration Files Using SNMP...................................................................................................................... 836
Copying a Configuration File...................................................................................................................................837
Copying Configuration Files via SNMP................................................................................................................838
Copying the Startup-Config Files to the Running-Config...............................................................................839
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