Users Guide

Configuring the local System or a Different System to be the Next Hop for BGP-Learned Routes............201
Changing the WEIGHT Attribute...........................................................................................................................202
Enabling Multipath...................................................................................................................................................202
Filtering BGP Routes...............................................................................................................................................202
Filtering BGP Routes Using Route Maps............................................................................................................. 204
Filtering BGP Routes Using AS-PATH Information.............................................................................................204
Configuring BGP Route Reflectors.......................................................................................................................205
Aggregating Routes................................................................................................................................................ 206
Configuring BGP Confederations..........................................................................................................................206
Enabling Route Flap Dampening............................................................................................................................ 207
Changing BGP Timers.............................................................................................................................................209
Enabling BGP Neighbor Soft-Reconfiguration.................................................................................................... 209
Enabling or disabling BGP neighbors..................................................................................................................... 210
Route Map Continue................................................................................................................................................212
Enabling MBGP Configurations....................................................................................................................................212
BGP Regular Expression Optimization.........................................................................................................................213
Debugging BGP.............................................................................................................................................................. 213
Storing Last and Bad PDUs.................................................................................................................................... 214
Capturing PDUs........................................................................................................................................................215
PDU Counters...........................................................................................................................................................216
Sample Configurations...................................................................................................................................................216
10 Content Addressable Memory (CAM)...................................................................................................... 223
CAM Allocation.............................................................................................................................................................. 223
Test CAM Usage........................................................................................................................................................... 225
View CAM Profiles........................................................................................................................................................ 225
View CAM-ACL Settings..............................................................................................................................................226
View CAM Usage...........................................................................................................................................................227
CAM Optimization......................................................................................................................................................... 228
Troubleshoot CAM Profiling.........................................................................................................................................228
QoS CAM Region Limitation.................................................................................................................................. 228
Syslog Error When the Table is Full.......................................................................................................................228
Syslog Warning Upon 90 Percent Utilization of CAM........................................................................................ 229
Syslog Warning for Discrepancies Between Configured Extended Prefixes...................................................229
Unified Forwarding Table (UFT) Modes.....................................................................................................................229
Configuring UFT Modes......................................................................................................................................... 229
11 Control Plane Policing (CoPP).................................................................................................................. 231
Configure Control Plane Policing.................................................................................................................................232
Configuring CoPP for Protocols............................................................................................................................233
Configuring CoPP for CPU Queues......................................................................................................................235
Protocol to CPU Queue Mapping..........................................................................................................................236
Configuring Protocol to CPU Queue Mapping.................................................................................................... 236
Displaying CoPP Configuration ............................................................................................................................. 237
12 Data Center Bridging (DCB).....................................................................................................................239
8
Contents