Users Guide
Sample Configurations..................................................................................................................... 234
9 Content Addressable Memory (CAM)...........................................................244
CAM Allocation................................................................................................................................. 244
Test CAM Usage................................................................................................................................246
View CAM-ACL Settings................................................................................................................... 246
View CAM Usage...............................................................................................................................247
Return to the Default CAM Configuration.......................................................................................248
CAM Optimization............................................................................................................................ 248
Applications for CAM Profiling......................................................................................................... 248
LAG HashingLAG Hashing Based on Bidirectional Flow........................................................... 248
Unified Forwarding Table (UFT) Modes........................................................................................... 249
Configuring UFT Modes............................................................................................................. 249
10 Control Plane Policing (CoPP)..................................................................... 251
CoPP Implementation.......................................................................................................................251
Protocol-based Control Plane Policing......................................................................................251
Queue-based Control Plane Policing.........................................................................................251
CoPP Example...................................................................................................................................253
Configure Control Plane Policing.................................................................................................... 254
Configuring CoPP for Protocols................................................................................................ 254
Examples of Configuring CoPP for Protocols........................................................................... 256
Configuring CoPP for CPU Queues........................................................................................... 257
Examples of Configuring CoPP for CPU Queues...................................................................... 257
Displaying CoPP Configuration..................................................................................................258
Troubleshooting CoPP Operation................................................................................................... 263
Enabling CPU Traffic Statistics................................................................................................... 263
Viewing CPU Traffic Statistics.....................................................................................................263
Troubleshooting CPU Packet Loss.............................................................................................264
Viewing Per-Protocol CoPP Counters.......................................................................................265
Viewing Per-Queue CoPP Counters..........................................................................................270
11 Data Center Bridging (DCB)..........................................................................272
Enabling Data Center Bridging......................................................................................................... 272
Ethernet Enhancements in Data Center Bridging........................................................................... 272
Priority-Based Flow Control....................................................................................................... 274
Enhanced Transmission Selection..............................................................................................275
Data Center Bridging Exchange Protocol (DCBx)..................................................................... 276
Data Center Bridging in a Traffic Flow....................................................................................... 277
QoS dot1p Traffic Classification and Queue Assignment................................................................277
SNMP Support for PFC and Buffer Statistics Tracking.....................................................................278
DCB Maps and its Attributes.............................................................................................................279
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