Users Guide

Filtering BGP Routes Using Route Maps..............................................................................................................203
Filtering BGP Routes Using AS-PATH Information..............................................................................................203
Conguring BGP Route Reectors........................................................................................................................204
Aggregating Routes.................................................................................................................................................205
Conguring BGP Confederations.......................................................................................................................... 205
Enabling Route Flap Dampening............................................................................................................................ 206
Changing BGP Timers.............................................................................................................................................208
Enabling BGP Neighbor Soft-Reconguration.....................................................................................................208
Route Map Continue............................................................................................................................................... 209
Enabling MBGP Congurations.................................................................................................................................... 210
BGP Regular Expression Optimization..........................................................................................................................211
Debugging BGP...............................................................................................................................................................211
Storing Last and Bad PDUs.....................................................................................................................................212
Capturing PDUs........................................................................................................................................................213
PDU Counters...........................................................................................................................................................214
Sample Congurations...................................................................................................................................................214
9 Content Addressable Memory (CAM).........................................................................................................221
CAM Allocation............................................................................................................................................................... 221
Test CAM Usage............................................................................................................................................................ 223
View CAM-ACL Settings.............................................................................................................................................. 223
View CAM Usage...........................................................................................................................................................224
CAM Optimization......................................................................................................................................................... 225
Troubleshoot CAM Proling..........................................................................................................................................225
QoS CAM Region Limitation...................................................................................................................................225
Syslog Error When the Table is Full....................................................................................................................... 225
Syslog Warning Upon 90 Percent Utilization of CAM.........................................................................................226
Syslog Warning for Discrepancies Between Congured Extended Prexes....................................................226
Unied Forwarding Table (UFT) Modes......................................................................................................................226
Conguring UFT Modes..........................................................................................................................................226
10 Control Plane Policing (CoPP)................................................................................................................. 228
Congure Control Plane Policing................................................................................................................................. 229
Conguring CoPP for Protocols............................................................................................................................ 230
Conguring CoPP for CPU Queues...................................................................................................................... 232
Displaying CoPP Conguration ............................................................................................................................. 233
11 Data Center Bridging (DCB)......................................................................................................................235
Ethernet Enhancements in Data Center Bridging..................................................................................................... 235
Priority-Based Flow Control................................................................................................................................... 236
Enhanced Transmission Selection..........................................................................................................................237
Data Center Bridging Exchange Protocol (DCBx)...............................................................................................238
Data Center Bridging in a Trac Flow...................................................................................................................239
Enabling Data Center Bridging..................................................................................................................................... 239
DCB Maps and its Attributes..................................................................................................................................240
Data Center Bridging: Default Conguration..............................................................................................................240
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