Concept Guide

Changing BGP keepalive and hold timers.............................................................................................................234
Setting the extended timer.................................................................................................................................... 235
Enabling or disabling BGP neighbors.....................................................................................................................236
Route Map Continue................................................................................................................................................237
Conguring BGP Confederations...........................................................................................................................237
Conguring a BGP VRF address family.................................................................................................................238
Maintaining Existing AS Numbers During an AS Migration................................................................................ 239
Allowing an AS Number to Appear in its Own AS Path...................................................................................... 240
Enabling MBGP Congurations.............................................................................................................................. 241
MBGP support for IPv6...........................................................................................................................................241
Conguring IPv6 MBGP between peers...............................................................................................................242
Example-Conguring IPv4 and IPv6 neighbors................................................................................................... 243
Congure IPv6 NH Automatically for IPv6 Prex Advertised over IPv4 Neighbor......................................... 245
BGP Regular Expression Optimization.................................................................................................................. 247
Debugging BGP........................................................................................................................................................247
10 Content Addressable Memory (CAM)...................................................................................................... 250
CAM Allocation.............................................................................................................................................................. 250
Test CAM Usage............................................................................................................................................................252
View CAM-ACL Settings.............................................................................................................................................. 252
View CAM Usage...........................................................................................................................................................254
Conguring CAM Threshold and Silence Period........................................................................................................254
Setting CAM Threshold and Silence Period......................................................................................................... 254
CAM Optimization......................................................................................................................................................... 255
Troubleshoot CAM Proling..........................................................................................................................................255
QoS CAM Region Limitation.................................................................................................................................. 255
11 Control Plane Policing (CoPP).................................................................................................................. 257
Congure Control Plane Policing................................................................................................................................. 258
Conguring CoPP for Protocols............................................................................................................................ 259
Conguring CoPP for CPU Queues....................................................................................................................... 261
CoPP for OSPFv3 Packets.....................................................................................................................................262
Conguring CoPP for OSPFv3.............................................................................................................................. 265
Displaying CoPP Conguration .............................................................................................................................265
12 Dynamic Host Conguration Protocol (DHCP).........................................................................................268
DHCP Packet Format and Options............................................................................................................................. 268
Assign an IP Address using DHCP............................................................................................................................... 270
Implementation Information...........................................................................................................................................271
Congure the System to be a DHCP Server...............................................................................................................271
Conguring the Server for Automatic Address Allocation.................................................................................. 272
Specifying a Default Gateway................................................................................................................................ 273
Congure a Method of Hostname Resolution......................................................................................................274
Using DNS for Address Resolution........................................................................................................................ 274
Using NetBIOS WINS for Address Resolution......................................................................................................274
Creating Manual Binding Entries............................................................................................................................ 274
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