Users Guide

View CAM-ACL Settings................................................................................................................................................228
View CAM Usage...........................................................................................................................................................230
CAM Optimization..........................................................................................................................................................230
Troubleshoot CAM Proling............................................................................................................................................230
CAM Prole Mismatches..........................................................................................................................................230
QoS CAM Region Limitation.....................................................................................................................................230
12 Control Plane Policing (CoPP)................................................................................... 232
Congure Control Plane Policing.................................................................................................................................... 233
Conguring CoPP for Protocols............................................................................................................................... 234
Conguring CoPP for CPU Queues..........................................................................................................................235
CoPP for OSPFv3 Packets...................................................................................................................................... 236
Conguring CoPP for OSPFv3.................................................................................................................................239
Show Commands.....................................................................................................................................................240
13 Data Center Bridging (DCB)...................................................................................... 242
Ethernet Enhancements in Data Center Bridging........................................................................................................... 242
Priority-Based Flow Control..................................................................................................................................... 243
Enhanced Transmission Selection.............................................................................................................................244
Data Center Bridging Exchange Protocol (DCBx).................................................................................................... 245
Data Center Bridging in a Trac Flow...................................................................................................................... 245
Enabling Data Center Bridging........................................................................................................................................245
DCB Maps and its Attributes....................................................................................................................................246
Data Center Bridging: Default Conguration...................................................................................................................247
Conguring Priority-Based Flow Control........................................................................................................................ 247
Conguring Lossless Queues....................................................................................................................................248
Conguring PFC in a DCB Map......................................................................................................................................249
PFC Conguration Notes......................................................................................................................................... 249
PFC Prerequisites and Restrictions.......................................................................................................................... 250
Applying a DCB Map on a Port.......................................................................................................................................250
Conguring PFC without a DCB Map............................................................................................................................. 251
Conguring Lossless QueuesExample:...................................................................................................................... 251
Priority-Based Flow Control Using Dynamic Buer Method...........................................................................................253
Pause and Resume of Trac....................................................................................................................................253
Buer Sizes for Lossless or PFC Packets.................................................................................................................253
Behavior of Tagged Packets...........................................................................................................................................254
Conguration Example for DSCP and PFC Priorities......................................................................................................254
Using PFC to Manage Converged Ethernet Trac........................................................................................................ 255
Congure Enhanced Transmission Selection.................................................................................................................. 255
ETS Prerequisites and Restrictions.......................................................................................................................... 255
Creating an ETS Priority Group................................................................................................................................ 255
ETS Operation with DCBx........................................................................................................................................256
Conguring Bandwidth Allocation for DCBx CIN...................................................................................................... 257
Conguring ETS in a DCB Map................................................................................................................................ 258
Hierarchical Scheduling in ETS Output Policies.............................................................................................................. 259
Using ETS to Manage Converged Ethernet Trac.........................................................................................................259
9