Administrator Guide

Storing Last and Bad PDUs....................................................................................................................................... 200
Capturing PDUs............................................................................................................................................................201
PDU Counters..............................................................................................................................................................202
Sample Configurations......................................................................................................................................................202
9 Content Addressable Memory (CAM).......................................................................................... 211
CAM Allocation....................................................................................................................................................................211
Test CAM Usage................................................................................................................................................................212
View CAM-ACL Settings.................................................................................................................................................. 212
View CAM Usage............................................................................................................................................................... 213
Configuring CAM Threshold and Silence Period............................................................................................................214
Return to the Default CAM Configuration......................................................................................................................215
CAM Optimization............................................................................................................................................................. 215
Applications for CAM Profiling......................................................................................................................................... 216
Unified Forwarding Table (UFT) Modes......................................................................................................................... 216
Configuring UFT Modes..............................................................................................................................................216
10 Control Plane Policing (CoPP).................................................................................................. 218
Z9500 CoPP Implementation...........................................................................................................................................218
CoPP Example...................................................................................................................................................................220
Configure Control Plane Policing..................................................................................................................................... 221
Configuring CoPP for Protocols.................................................................................................................................221
Examples of Configuring CoPP for Protocols..........................................................................................................222
Configuring CoPP for CPU Queues..........................................................................................................................223
Examples of Configuring CoPP for CPU Queues....................................................................................................224
Displaying CoPP Configuration..................................................................................................................................224
Troubleshooting CoPP Operation................................................................................................................................... 227
11 Data Center Bridging (DCB)..................................................................................................... 234
Enabling Data Center Bridging.........................................................................................................................................234
Ethernet Enhancements in Data Center Bridging.........................................................................................................235
Priority-Based Flow Control.......................................................................................................................................235
Enhanced Transmission Selection.............................................................................................................................236
Data Center Bridging Exchange Protocol (DCBx).................................................................................................. 237
Data Center Bridging in a Traffic Flow..................................................................................................................... 238
QoS dot1p Traffic Classification and Queue Assignment.............................................................................................238
SNMP Support for PFC and Buffer Statistics Tracking.............................................................................................. 239
DCB Maps and its Attributes...........................................................................................................................................240
Applying a DCB Map on a Line Card.........................................................................................................................243
Data Center Bridging: Default Configuration.................................................................................................................243
Configuration Notes: PFC and ETS in a DCB Map.......................................................................................................243
Configuring Priority-Based Flow Control....................................................................................................................... 245
Configuring Lossless Queues.....................................................................................................................................246
Configuring Enhanced Transmission Selection............................................................................................................. 246
Creating an ETS Priority Group................................................................................................................................. 247
ETS Operation with DCBx..........................................................................................................................................247
Configure a DCBx Operation........................................................................................................................................... 248
DCBx Operation...........................................................................................................................................................248
DCBx Port Roles..........................................................................................................................................................248
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