Reference Guide

Maintaining Existing AS Numbers During an AS Migration............................................................. 209
Allowing an AS Number to Appear in its Own AS Path................................................................... 210
Enabling Graceful Restart..................................................................................................................211
Enabling Neighbor Graceful Restart.................................................................................................212
Filtering on an AS-Path Attribute......................................................................................................212
Regular Expressions as Filters..................................................................................................... 214
Filtering BGP Routes Using AS-PATH Information.......................................................................... 215
Redistributing Routes........................................................................................................................216
Enabling Additional Paths..................................................................................................................217
Configuring IP Community Lists.......................................................................................................217
Filtering Routes with Community Lists.............................................................................................219
Manipulating the COMMUNITY Attribute.........................................................................................219
Changing MED Attributes..................................................................................................................221
Changing the LOCAL_PREFERENCE Attribute.................................................................................221
Changing the NEXT_HOP Attribute................................................................................................. 222
Changing the WEIGHT Attribute...................................................................................................... 223
Enabling Multipath............................................................................................................................ 223
Filtering BGP Routes Using Route Maps.......................................................................................... 223
Filtering BGP Routes Using AS-PATH Information..........................................................................224
Filtering BGP Routes......................................................................................................................... 225
Filtering BGP Routes Using Route Maps.................................................................................... 226
Filtering BGP Routes Using AS-PATH Information.................................................................... 227
Configuring BGP Route Reflectors.................................................................................................. 228
Aggregating Routes.......................................................................................................................... 228
Configuring BGP Confederations.................................................................................................... 229
Enabling Route Flap Dampening..................................................................................................... 230
Changing BGP Timers.......................................................................................................................232
Enabling BGP Neighbor Soft-Reconfiguration................................................................................233
Route Map Continue........................................................................................................................ 234
Match a Clause with a Continue Clause....................................................................................234
Set a Clause with a Continue Clause......................................................................................... 235
Enabling MBGP Configurations........................................................................................................235
BGP Regular Expression Optimization.............................................................................................236
Debugging BGP................................................................................................................................ 236
Storing Last and Bad PDUs......................................................................................................... 237
Capturing PDUs...........................................................................................................................238
PDU Counters............................................................................................................................. 239
Sample Configurations..................................................................................................................... 239
11 Bare Metal Provisioning (BMP).....................................................................249
Prerequisites......................................................................................................................................249
Restrictions....................................................................................................................................... 249