Developers Guide

Enabling Drop Eligibility............................................................................................................................................ 815
Honoring the Incoming DEI Value.......................................................................................................................... 816
Marking Egress Packets with a DEI Value........................................................................................................... 816
Dynamic Mode CoS for VLAN Stacking..................................................................................................................... 817
Mapping C-Tag to S-Tag dot1p Values................................................................................................................ 818
Layer 2 Protocol Tunneling........................................................................................................................................... 819
Enabling Layer 2 Protocol Tunneling....................................................................................................................820
Specifying a Destination MAC Address for BPDUs........................................................................................... 821
Setting Rate-Limit BPDUs....................................................................................................................................... 821
Debugging Layer 2 Protocol Tunneling.................................................................................................................821
Provider Backbone Bridging......................................................................................................................................... 822
Chapter 49: sFlow..................................................................................................................... 823
Overview........................................................................................................................................................................... 823
Implementation Information..........................................................................................................................................823
Enabling Extended sFlow.............................................................................................................................................. 824
Important Points to Remember............................................................................................................................. 825
Enabling and Disabling sFlow on an Interface..........................................................................................................826
Enabling sFlow Max-Header Size Extended.............................................................................................................826
sFlow Show Commands................................................................................................................................................ 827
Displaying Show sFlow Global................................................................................................................................ 827
Displaying Show sFlow on an Interface............................................................................................................... 827
Displaying Show sFlow on a Stack-unit...............................................................................................................828
Configuring Specify Collectors.................................................................................................................................... 828
Changing the Polling Intervals..................................................................................................................................... 828
Back-Off Mechanism..................................................................................................................................................... 829
sFlow on LAG ports........................................................................................................................................................829
Chapter 50: Simple Network Management Protocol (SNMP).....................................................830
Protocol Overview...........................................................................................................................................................831
Implementation Information.......................................................................................................................................... 831
SNMPv3 Compliance With FIPS.................................................................................................................................. 831
Configuration Task List for SNMP..............................................................................................................................832
Important Points to Remember................................................................................................................................... 832
Set up SNMP................................................................................................................................................................... 833
Creating a Community............................................................................................................................................. 833
Setting Up User-Based Security (SNMPv3)......................................................................................................833
Enable SNMPv3 traps..............................................................................................................................................834
Reading Managed Object Values................................................................................................................................ 834
Writing Managed Object Values..................................................................................................................................835
Configuring Contact and Location Information using SNMP...............................................................................835
Subscribing to Managed Object Value Updates using SNMP..............................................................................836
Enabling a Subset of SNMP Traps..............................................................................................................................837
Enabling an SNMP Agent to Notify Syslog Server Failure................................................................................... 840
Copy Configuration Files Using SNMP.......................................................................................................................841
Copying a Configuration File.................................................................................................................................. 842
Copying Configuration Files via SNMP................................................................................................................843
Copying the Startup-Config Files to the Running-Config...............................................................................843
Copying the Startup-Config Files to the Server via FTP................................................................................ 844
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