Users Guide

Configuring the local System or a Different System to be the Next Hop for BGP-Learned Routes...........202
Changing the WEIGHT Attribute...........................................................................................................................203
Enabling Multipath...................................................................................................................................................203
Filtering BGP Routes...............................................................................................................................................203
Filtering BGP Routes Using Route Maps............................................................................................................. 205
Filtering BGP Routes Using AS-PATH Information............................................................................................ 205
Configuring BGP Route Reflectors.......................................................................................................................206
Aggregating Routes.................................................................................................................................................207
Configuring BGP Confederations.......................................................................................................................... 207
Enabling Route Flap Dampening............................................................................................................................208
Changing BGP Timers............................................................................................................................................. 210
Enabling BGP Neighbor Soft-Reconfiguration.....................................................................................................210
Enabling or disabling BGP neighbors...................................................................................................................... 211
Route Map Continue................................................................................................................................................213
Enabling MBGP Configurations....................................................................................................................................213
BGP Regular Expression Optimization.........................................................................................................................214
Debugging BGP.............................................................................................................................................................. 214
Storing Last and Bad PDUs.................................................................................................................................... 215
Capturing PDUs........................................................................................................................................................216
PDU Counters...........................................................................................................................................................217
Sample Configurations...................................................................................................................................................217
10 Content Addressable Memory (CAM)...................................................................................................... 224
CAM Allocation.............................................................................................................................................................. 224
Test CAM Usage........................................................................................................................................................... 226
View CAM-ACL Settings..............................................................................................................................................226
View CAM Usage...........................................................................................................................................................228
CAM Optimization......................................................................................................................................................... 228
Troubleshoot CAM Profiling.........................................................................................................................................228
QoS CAM Region Limitation.................................................................................................................................. 228
11 Control Plane Policing (CoPP)..................................................................................................................229
Configure Control Plane Policing.................................................................................................................................230
Configuring CoPP for Protocols.............................................................................................................................231
Configuring CoPP for CPU Queues...................................................................................................................... 233
CoPP for OSPFv3 Packets.................................................................................................................................... 234
Configuring CoPP for OSPFv3.............................................................................................................................. 237
Displaying CoPP Configuration ............................................................................................................................. 237
12 Dynamic Host Configuration Protocol (DHCP)........................................................................................ 240
DHCP Packet Format and Options.............................................................................................................................240
Assign an IP Address using DHCP...............................................................................................................................242
Implementation Information......................................................................................................................................... 243
Configure the System to be a DHCP Server............................................................................................................. 243
Configuring the Server for Automatic Address Allocation................................................................................. 244
Specifying a Default Gateway................................................................................................................................245
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