Administrator Guide

Configuring CAM Threshold and Silence Period..................................................................................................... 242
CAM Optimization...........................................................................................................................................................243
Troubleshoot CAM Profiling......................................................................................................................................... 244
QoS CAM Region Limitation...................................................................................................................................244
Chapter 11: Control Plane Policing (CoPP)................................................................................ 245
Configure Control Plane Policing................................................................................................................................ 246
Configuring CoPP for Protocols............................................................................................................................ 247
Configuring CoPP for CPU Queues......................................................................................................................248
CoPP for OSPFv3 Packets.....................................................................................................................................249
Configuring CoPP for OSPFv3.............................................................................................................................. 252
Displaying CoPP Configuration .............................................................................................................................253
Chapter 12: Data Center Bridging (DCB)................................................................................... 255
Ethernet Enhancements in Data Center Bridging...................................................................................................255
Priority-Based Flow Control................................................................................................................................... 256
Enhanced Transmission Selection.........................................................................................................................257
Data Center Bridging Exchange Protocol (DCBx)............................................................................................258
Data Center Bridging in a Traffic Flow................................................................................................................ 258
Enabling Data Center Bridging.....................................................................................................................................259
DCB Maps and its Attributes................................................................................................................................. 259
Data Center Bridging: Default Configuration...........................................................................................................260
Configuring Priority-Based Flow Control.................................................................................................................. 260
Configuring Lossless Queues.................................................................................................................................. 261
Configuring PFC in a DCB Map................................................................................................................................... 262
Applying a DCB Map on a Port....................................................................................................................................263
Configuring PFC without a DCB Map........................................................................................................................ 264
Priority-Based Flow Control Using Dynamic Buffer Method............................................................................... 265
Behavior of Tagged Packets........................................................................................................................................266
Configuration Example for DSCP and PFC Priorities.............................................................................................267
Using PFC to Manage Converged Ethernet Traffic...............................................................................................268
Configure Enhanced Transmission Selection........................................................................................................... 268
ETS Prerequisites and Restrictions...................................................................................................................... 268
Creating an ETS Priority Group.............................................................................................................................269
ETS Operation with DCBx...................................................................................................................................... 269
Configuring Bandwidth Allocation for DCBx CIN.............................................................................................. 270
Configuring ETS in a DCB Map...............................................................................................................................271
Hierarchical Scheduling in ETS Output Policies.......................................................................................................272
Using ETS to Manage Converged Ethernet Traffic................................................................................................272
Applying DCB Policies in a Switch Stack...................................................................................................................272
Configure a DCBx Operation........................................................................................................................................273
DCBx Operation.........................................................................................................................................................273
DCBx Port Roles........................................................................................................................................................273
DCB Configuration Exchange.................................................................................................................................274
Configuration Source Election............................................................................................................................... 275
Propagation of DCB Information........................................................................................................................... 275
Auto-Detection and Manual Configuration of the DCBx Version..................................................................275
DCBx Example............................................................................................................................................................276
DCBx Prerequisites and Restrictions....................................................................................................................276
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