Administrator Guide

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
Conguring BGP Route Reectors....................................................................................................................... 206
Aggregating Routes................................................................................................................................................. 207
Conguring BGP Confederations...........................................................................................................................207
Enabling Route Flap Dampening............................................................................................................................ 208
Changing BGP Timers............................................................................................................................................. 210
Enabling BGP Neighbor Soft-Reconguration..................................................................................................... 210
Enabling or disabling BGP neighbors...................................................................................................................... 211
Route Map Continue................................................................................................................................................213
Enabling MBGP Congurations.................................................................................................................................... 213
Congure IPv6 NH Automatically for IPv6 Prex Advertised over IPv4 Neighbor.......................................... 214
BGP Regular Expression Optimization.........................................................................................................................214
Debugging BGP.............................................................................................................................................................. 214
Storing Last and Bad PDUs.....................................................................................................................................215
Capturing PDUs........................................................................................................................................................216
PDU Counters........................................................................................................................................................... 217
Sample Congurations................................................................................................................................................... 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 Proling..........................................................................................................................................228
CAM Prole Mismatches........................................................................................................................................ 228
QoS CAM Region Limitation...................................................................................................................................229
11 Control Plane Policing (CoPP).................................................................................................................. 230
Congure Control Plane Policing.................................................................................................................................. 231
Conguring CoPP for Protocols............................................................................................................................ 232
Conguring CoPP for CPU Queues...................................................................................................................... 234
CoPP for OSPFv3 Packets.....................................................................................................................................235
Conguring CoPP for OSPFv3.............................................................................................................................. 238
Displaying CoPP Conguration ............................................................................................................................. 238
12 Dynamic Host Conguration Protocol (DHCP)..........................................................................................241
DHCP Packet Format and Options.............................................................................................................................. 241
Assign an IP Address using DHCP...............................................................................................................................243
Implementation Information..........................................................................................................................................244
Congure the System to be a DHCP Server..............................................................................................................244
Conguring the Server for Automatic Address Allocation..................................................................................245
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