View CAM Usage........................................................................................................................................................... 229CAM Optimization..........................................................................................................................................................229Troubleshoot CAM Profiling............................................................................................................................................229CAM Profile Mismatches..........................................................................................................................................229QoS CAM Region Limitation.....................................................................................................................................23012 Control Plane Policing (CoPP)....................................................................................231Configure Control Plane Policing.................................................................................................................................... 232Configuring CoPP for Protocols............................................................................................................................... 233Configuring CoPP for CPU Queues..........................................................................................................................234CoPP for OSPFv3 Packets...................................................................................................................................... 235Configuring CoPP for OSPFv3.................................................................................................................................238Displaying CoPP Configuration ................................................................................................................................23913 Data Center Bridging (DCB)....................................................................................... 241Ethernet Enhancements in Data Center Bridging............................................................................................................241Priority-Based Flow Control..................................................................................................................................... 242Enhanced Transmission Selection.............................................................................................................................243Data Center Bridging Exchange Protocol (DCBx).....................................................................................................244Data Center Bridging in a Traffic Flow...................................................................................................................... 244Enabling Data Center Bridging........................................................................................................................................244DCB Maps and its Attributes....................................................................................................................................245Data Center Bridging: Default Configuration.................................................................................................................. 246Configuring Priority-Based Flow Control........................................................................................................................ 246Configuring Lossless Queues....................................................................................................................................247Configuring PFC in a DCB Map...................................................................................................................................... 248PFC Configuration Notes......................................................................................................................................... 248PFC Prerequisites and Restrictions.......................................................................................................................... 249Applying a DCB Map on a Port.......................................................................................................................................250Configuring PFC without a DCB Map............................................................................................................................ 250Configuring Lossless QueuesExample:...................................................................................................................... 251Priority-Based Flow Control Using Dynamic Buffer Method........................................................................................... 252Pause and Resume of Traffic....................................................................................................................................252Buffer Sizes for Lossless or PFC Packets.................................................................................................................252Behavior of Tagged Packets...........................................................................................................................................253Configuration Example for DSCP and PFC Priorities...................................................................................................... 253Using PFC to Manage Converged Ethernet Traffic........................................................................................................ 254Configure Enhanced Transmission Selection.................................................................................................................. 254ETS Prerequisites and Restrictions...........................................................................................................................254Creating an ETS Priority Group................................................................................................................................ 255ETS Operation with DCBx........................................................................................................................................256Configuring Bandwidth Allocation for DCBx CIN......................................................................................................256Configuring ETS in a DCB Map................................................................................................................................ 257Hierarchical Scheduling in ETS Output Policies.............................................................................................................. 258Using ETS to Manage Converged Ethernet Traffic.........................................................................................................259Applying DCB Policies in a Switch Stack........................................................................................................................ 2599
