Users Guide

Manipulating the COMMUNITY Attribute.............................................................................................................198
Changing MED Attributes.......................................................................................................................................199
Changing the LOCAL_PREFERENCE Attribute..................................................................................................199
Configuring the local System or a Different System to be the Next Hop for BGP-Learned Routes...........200
Changing the WEIGHT Attribute........................................................................................................................... 201
Enabling Multipath....................................................................................................................................................201
Filtering BGP Routes............................................................................................................................................... 201
Filtering BGP Routes Using Route Maps............................................................................................................. 203
Filtering BGP Routes Using AS-PATH Information.............................................................................................203
Configuring BGP Route Reflectors....................................................................................................................... 204
Aggregating Routes................................................................................................................................................ 205
Configuring BGP Confederations..........................................................................................................................205
Enabling Route Flap Dampening............................................................................................................................206
Changing BGP Timers.............................................................................................................................................208
Enabling BGP Neighbor Soft-Reconfiguration.................................................................................................... 208
Enabling or disabling BGP neighbors.....................................................................................................................209
Route Map Continue.................................................................................................................................................211
Enabling MBGP Configurations.....................................................................................................................................211
BGP Regular Expression Optimization.........................................................................................................................212
Debugging BGP.............................................................................................................................................................. 212
Storing Last and Bad PDUs.................................................................................................................................... 213
Capturing PDUs........................................................................................................................................................214
PDU Counters...........................................................................................................................................................215
Sample Configurations...................................................................................................................................................215
10 Content Addressable Memory (CAM)...................................................................................................... 222
CAM Allocation.............................................................................................................................................................. 222
Test CAM Usage........................................................................................................................................................... 224
View CAM Profiles.........................................................................................................................................................224
View CAM-ACL Settings..............................................................................................................................................225
View CAM Usage...........................................................................................................................................................226
CAM Optimization......................................................................................................................................................... 227
Troubleshoot CAM Profiling......................................................................................................................................... 227
QoS CAM Region Limitation...................................................................................................................................227
11 Control Plane Policing (CoPP)..................................................................................................................228
Configure Control Plane Policing.................................................................................................................................229
Configuring CoPP for Protocols............................................................................................................................230
Configuring CoPP for CPU Queues...................................................................................................................... 232
CoPP for OSPFv3 Packets.................................................................................................................................... 233
Configuring CoPP for OSPFv3..............................................................................................................................236
Displaying CoPP Configuration .............................................................................................................................236
12 Data Center Bridging (DCB).....................................................................................................................239
Ethernet Enhancements in Data Center Bridging.....................................................................................................239
Priority-Based Flow Control...................................................................................................................................240
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