Install Guide

Table Of Contents
Enabling Multipath......................................................................................................................................................181
Route Reflectors........................................................................................................................................................ 182
Enabling Route Flap Dampening.............................................................................................................................183
Changing BGP keepalive and hold timers............................................................................................................ 185
Setting the extended timer..................................................................................................................................... 186
Enabling or disabling BGP neighbors.....................................................................................................................186
Route Map Continue................................................................................................................................................. 188
Configuring BGP Confederations...........................................................................................................................188
Configuring a BGP VRF address family................................................................................................................ 189
Maintaining Existing AS Numbers During an AS Migration............................................................................. 190
Allowing an AS Number to Appear in its Own AS Path.....................................................................................191
Enabling MBGP Configurations...............................................................................................................................191
MBGP support for IPv6............................................................................................................................................192
Configuring IPv6 MBGP between peers.............................................................................................................. 192
Example-Configuring IPv4 and IPv6 neighbors.................................................................................................. 193
Configure IPv6 NH Automatically for IPv6 Prefix Advertised over IPv4 Neighbor................................... 195
BGP Regular Expression Optimization..................................................................................................................196
Debugging BGP.......................................................................................................................................................... 196
Chapter 9: Content Addressable Memory (CAM)........................................................................199
CAM Allocation.................................................................................................................................................................199
Test CAM Usage..............................................................................................................................................................201
View CAM Profiles...........................................................................................................................................................201
View CAM-ACL Settings............................................................................................................................................... 201
View CAM Usage............................................................................................................................................................ 202
Configuring CAM Threshold and Silence Period..................................................................................................... 202
CAM Optimization.......................................................................................................................................................... 203
Troubleshoot CAM Profiling.........................................................................................................................................204
QoS CAM Region Limitation...................................................................................................................................204
Syslog Error When the Table is Full......................................................................................................................204
Syslog Warning Upon 90 Percent Utilization of CAM..................................................................................... 205
Syslog Warning for Discrepancies Between Configured Extended Prefixes..............................................205
Unified Forwarding Table (UFT) Modes....................................................................................................................205
Configuring UFT Modes.......................................................................................................................................... 205
Chapter 10: Control Plane Policing (CoPP)................................................................................206
Configure Control Plane Policing................................................................................................................................ 207
Configuring CoPP for Protocols............................................................................................................................207
Configuring CoPP for CPU Queues......................................................................................................................209
Displaying CoPP Configuration ............................................................................................................................. 210
Chapter 11: Data Center Bridging (DCB)..................................................................................... 211
Ethernet Enhancements in Data Center Bridging.................................................................................................... 211
Priority-Based Flow Control.................................................................................................................................... 212
Enhanced Transmission Selection..........................................................................................................................213
Data Center Bridging Exchange Protocol (DCBx).............................................................................................214
Data Center Bridging in a Traffic Flow................................................................................................................. 214
Enabling Data Center Bridging..................................................................................................................................... 215
DCB Maps and its Attributes.................................................................................................................................. 215
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