Deployment Guide

Table Of Contents
Enabling Multipath.................................................................................................................................................... 200
Route Reflectors........................................................................................................................................................201
Enabling Route Flap Dampening............................................................................................................................202
Changing BGP keepalive and hold timers........................................................................................................... 204
Setting the extended timer.................................................................................................................................... 205
Enabling or disabling BGP neighbors....................................................................................................................205
Route Map Continue................................................................................................................................................ 206
Configuring BGP Confederations..........................................................................................................................207
Configuring a BGP VRF address family............................................................................................................... 207
Maintaining Existing AS Numbers During an AS Migration.............................................................................209
Allowing an AS Number to Appear in its Own AS Path................................................................................... 209
Enabling MBGP Configurations.............................................................................................................................. 210
MBGP support for IPv6............................................................................................................................................ 211
Configuring IPv6 MBGP between peers............................................................................................................... 211
Example-Configuring IPv4 and IPv6 neighbors................................................................................................... 211
Configure IPv6 NH Automatically for IPv6 Prefix Advertised over IPv4 Neighbor................................... 214
BGP Regular Expression Optimization..................................................................................................................215
Debugging BGP.......................................................................................................................................................... 215
Chapter 9: Content Addressable Memory (CAM)........................................................................218
CAM Allocation.................................................................................................................................................................218
Test CAM Usage............................................................................................................................................................. 220
View CAM Profiles..........................................................................................................................................................220
View CAM-ACL Settings................................................................................................................................................221
View CAM Usage............................................................................................................................................................ 222
Configuring CAM Threshold and Silence Period..................................................................................................... 223
CAM Optimization...........................................................................................................................................................224
Troubleshoot CAM Profiling......................................................................................................................................... 224
QoS CAM Region Limitation...................................................................................................................................224
Syslog Error When the Table is Full......................................................................................................................225
Syslog Warning Upon 90 Percent Utilization of CAM......................................................................................225
Syslog Warning for Discrepancies Between Configured Extended Prefixes..............................................225
Unified Forwarding Table (UFT) Modes....................................................................................................................225
Configuring UFT Modes.......................................................................................................................................... 225
Chapter 10: Control Plane Policing (CoPP)................................................................................ 227
Configure Control Plane Policing................................................................................................................................ 228
Configuring CoPP for Protocols............................................................................................................................229
Configuring CoPP for CPU Queues......................................................................................................................230
Displaying CoPP Configuration ..............................................................................................................................231
Chapter 11: Data Center Bridging (DCB).................................................................................... 233
Ethernet Enhancements in Data Center Bridging...................................................................................................233
Priority-Based Flow Control................................................................................................................................... 234
Enhanced Transmission Selection.........................................................................................................................235
Data Center Bridging Exchange Protocol (DCBx)............................................................................................ 236
Data Center Bridging in a Traffic Flow................................................................................................................ 237
Enabling Data Center Bridging.....................................................................................................................................237
DCB Maps and its Attributes..................................................................................................................................238
Contents
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