Configuration manual

Allowing an AS Number to Appear in its Own AS Path..............................................................196
Enabling Graceful Restart............................................................................................................197
Enabling Neighbor Graceful Restart...........................................................................................198
Filtering on an AS-Path Attribute................................................................................................198
Regular Expressions as Filters.................................................................................................... 200
Redistributing Routes..................................................................................................................201
Enabling Additional Paths...........................................................................................................202
Configuring IP Community Lists................................................................................................ 202
Configuring an IP Extended Community List............................................................................ 204
Filtering Routes with Community Lists...................................................................................... 205
Manipulating the COMMUNITY Attribute.................................................................................. 205
Changing MED Attributes........................................................................................................... 207
Changing the LOCAL_PREFERENCE Attribute.......................................................................... 207
Changing the NEXT_HOP Attribute...........................................................................................208
Changing the WEIGHT Attribute................................................................................................209
Enabling Multipath......................................................................................................................209
Filtering BGP Routes...................................................................................................................209
Filtering BGP Routes Using Route Maps.....................................................................................211
Filtering BGP Routes Using AS-PATH Information.................................................................... 212
Configuring BGP Route Reflectors.............................................................................................212
Aggregating Routes.....................................................................................................................213
Configuring BGP Confederations...............................................................................................214
Enabling Route Flap Dampening................................................................................................ 214
Changing BGP Timers................................................................................................................. 217
Enabling BGP Neighbor Soft-Reconfiguration...........................................................................217
Route Map Continue...................................................................................................................219
Enabling MBGP Configurations........................................................................................................ 219
BGP Regular Expression Optimization.............................................................................................220
Debugging BGP................................................................................................................................ 220
Storing Last and Bad PDUs..........................................................................................................221
Capturing PDUs...........................................................................................................................222
PDU Counters............................................................................................................................. 223
Sample Configurations..................................................................................................................... 224
11 Content Addressable Memory (CAM)......................................................... 230
CAM Allocation................................................................................................................................. 230
Test CAM Usage................................................................................................................................232
View CAM Profiles.............................................................................................................................232
View CAM-ACL Settings................................................................................................................... 233
View CAM Usage...............................................................................................................................235
CAM Optimization.............................................................................................................................235
Troubleshoot CAM Profiling.............................................................................................................236