Concept Guide

Changing BGP keepalive and hold timers.............................................................................................................230
Setting the extended timer..................................................................................................................................... 231
Enabling or disabling BGP neighbors.....................................................................................................................232
Route Map Continue............................................................................................................................................... 233
Conguring BGP Confederations.......................................................................................................................... 233
Conguring a BGP VRF address family.................................................................................................................234
Maintaining Existing AS Numbers During an AS Migration................................................................................ 235
Allowing an AS Number to Appear in its Own AS Path...................................................................................... 236
Enabling MBGP Congurations..............................................................................................................................237
MBGP support for IPv6.......................................................................................................................................... 237
Conguring IPv6 MBGP between peers.............................................................................................................. 238
Example-Conguring IPv4 and IPv6 neighbors................................................................................................... 238
Congure IPv6 NH Automatically for IPv6 Prex Advertised over IPv4 Neighbor.......................................... 241
BGP Regular Expression Optimization.................................................................................................................. 242
Debugging BGP........................................................................................................................................................243
10 Content Addressable Memory (CAM).......................................................................................................245
CAM Allocation...............................................................................................................................................................245
Test CAM Usage............................................................................................................................................................ 247
View CAM-ACL Settings...............................................................................................................................................247
View CAM Usage...........................................................................................................................................................249
Conguring CAM Threshold and Silence Period........................................................................................................249
Setting CAM Threshold and Silence Period......................................................................................................... 249
CAM Optimization......................................................................................................................................................... 250
Troubleshoot CAM Proling..........................................................................................................................................250
QoS CAM Region Limitation.................................................................................................................................. 250
11 Control Plane Policing (CoPP).................................................................................................................. 252
Congure Control Plane Policing................................................................................................................................. 253
Conguring CoPP for Protocols............................................................................................................................ 254
Conguring CoPP for CPU Queues...................................................................................................................... 256
CoPP for OSPFv3 Packets.....................................................................................................................................257
Conguring CoPP for OSPFv3.............................................................................................................................. 260
Displaying CoPP Conguration .............................................................................................................................260
12 Dynamic Host Conguration Protocol (DHCP)......................................................................................... 263
DHCP Packet Format and Options............................................................................................................................. 263
Assign an IP Address using DHCP...............................................................................................................................265
Implementation Information..........................................................................................................................................266
Congure the System to be a DHCP Server............................................................................................................. 266
Conguring the Server for Automatic Address Allocation.................................................................................. 267
Specifying a Default Gateway................................................................................................................................ 268
Congure a Method of Hostname Resolution..................................................................................................... 269
Using DNS for Address Resolution........................................................................................................................269
Using NetBIOS WINS for Address Resolution..................................................................................................... 269
Creating Manual Binding Entries............................................................................................................................269
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