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Unied Forwarding Table (UFT) Modes......................................................................................................................242
Conguring UFT Modes..........................................................................................................................................242
10 Control Plane Policing (CoPP)..................................................................................................................244
CoPP Implementation................................................................................................................................................... 244
Protocol-based Control Plane Policing..................................................................................................................244
Queue-based Control Plane Policing.....................................................................................................................244
CoPP Example............................................................................................................................................................... 246
Congure Control Plane Policing..................................................................................................................................247
Conguring CoPP for Protocols.............................................................................................................................247
Examples of Conguring CoPP for Protocols...................................................................................................... 248
Conguring CoPP for CPU Queues...................................................................................................................... 249
Examples of Conguring CoPP for CPU Queues................................................................................................250
Displaying CoPP Conguration............................................................................................................................... 251
Troubleshooting CoPP Operation................................................................................................................................ 254
Enabling CPU Trac Statistics.............................................................................................................................. 254
Viewing CPU Trac Statistics............................................................................................................................... 254
Troubleshooting CPU Packet Loss........................................................................................................................ 255
Viewing Per-Protocol CoPP Counters.................................................................................................................. 256
Viewing Per-Queue CoPP Counters..................................................................................................................... 259
11 Data Center Bridging (DCB)..................................................................................................................... 260
Enabling Data Center Bridging.....................................................................................................................................260
Ethernet Enhancements in Data Center Bridging...................................................................................................... 261
Priority-Based Flow Control................................................................................................................................... 262
Enhanced Transmission Selection..........................................................................................................................263
Data Center Bridging Exchange Protocol (DCBx)...............................................................................................264
Data Center Bridging in a Trac Flow...................................................................................................................264
QoS dot1p Trac Classication and Queue Assignment..........................................................................................265
SNMP Support for PFC and Buer Statistics Tracking........................................................................................... 265
DCB Maps and its Attributes........................................................................................................................................266
DCB Map: Conguration Procedure......................................................................................................................266
Important Points to Remember..............................................................................................................................267
Applying a DCB Map on a Port.............................................................................................................................. 267
Conguring PFC without a DCB Map...................................................................................................................268
Conguring Lossless Queues................................................................................................................................. 268
Applying a DCB Map on a Line Card..................................................................................................................... 270
Data Center Bridging: Default Conguration..............................................................................................................270
Conguration Notes: PFC and ETS in a DCB Map.....................................................................................................271
PFC Conguration Notes.........................................................................................................................................271
ETS Conguration Notes........................................................................................................................................ 272
ETS Prerequisites and Restrictions........................................................................................................................272
Priority-Group Conguration Notes.......................................................................................................................273
Conguring Priority-Based Flow Control.................................................................................................................... 273
Conguring Lossless Queues..................................................................................................................................274
Conguring Enhanced Transmission Selection...........................................................................................................274
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