Administrator Guide

Marking Egress Packets with a DEI Value.......................................................................................................... 895
Dynamic Mode CoS for VLAN Stacking.................................................................................................................... 896
Mapping C-Tag to S-Tag dot1p Values................................................................................................................897
Layer 2 Protocol Tunneling...........................................................................................................................................898
Enabling Layer 2 Protocol Tunneling....................................................................................................................899
Specifying a Destination MAC Address for BPDUs..........................................................................................900
Setting Rate-Limit BPDUs......................................................................................................................................900
Debugging Layer 2 Protocol Tunneling................................................................................................................900
Provider Backbone Bridging.........................................................................................................................................900
Chapter 52: sFlow..................................................................................................................... 902
Overview...........................................................................................................................................................................902
Implementation Information......................................................................................................................................... 902
Enabling and Disabling sFlow....................................................................................................................................... 903
Enabling and Disabling sFlow on an Interface..........................................................................................................903
Enabling and Disabling sFlow for Egress Traffic............................................................................................... 903
sFlow Show Commands................................................................................................................................................ 903
Displaying Show sFlow Global................................................................................................................................904
Displaying Show sFlow on an Interface............................................................................................................... 904
Displaying Show sFlow on a Line Card................................................................................................................ 904
Configuring Specify Collectors....................................................................................................................................905
Changing the Polling Intervals.....................................................................................................................................905
Back-Off Mechanism.....................................................................................................................................................905
sFlow on LAG ports........................................................................................................................................................906
Enabling Extended sFlow..............................................................................................................................................906
Important Points to Remember.............................................................................................................................906
Chapter 53: Simple Network Management Protocol (SNMP).....................................................908
Protocol Overview..........................................................................................................................................................908
Implementation Information......................................................................................................................................... 909
Configuration Task List for SNMP............................................................................................................................. 909
Important Points to Remember...................................................................................................................................909
Set up SNMP...................................................................................................................................................................909
Creating a Community..............................................................................................................................................910
Setting Up User-Based Security (SNMPv3).......................................................................................................910
Enable SNMPv3 traps............................................................................................................................................... 911
Reading Managed Object Values.................................................................................................................................. 911
Writing Managed Object Values...................................................................................................................................912
Configuring Contact and Location Information using SNMP................................................................................912
Configuring the CPU Utilization for SNMP Traps................................................................................................... 913
Configuring Threshold Memory Utilization for SNMP Traps................................................................................ 914
Subscribing to Managed Object Value Updates using SNMP.............................................................................. 915
Enabling a Subset of SNMP Traps.............................................................................................................................. 916
Enabling an SNMP Agent to Notify Syslog Server Failure.................................................................................... 918
Copy Configuration Files Using SNMP.......................................................................................................................919
Copying a Configuration File................................................................................................................................... 921
Copying Configuration Files via SNMP.................................................................................................................921
Copying the Startup-Config Files to the Running-Config...............................................................................922
Copying the Startup-Config Files to the Server via FTP................................................................................ 922
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