Administrator Guide

Sessions and Peers.................................................................................................................199
Establish a Session............................................................................................................199
Route Reflectors.................................................................................................................... 200
Communities.....................................................................................................................201
BGP Attributes.........................................................................................................................201
Best Path Selection Criteria............................................................................................201
Weight................................................................................................................................ 203
Local Preference.............................................................................................................. 204
Multi-Exit Discriminators (MEDs)..................................................................................204
Origin.................................................................................................................................. 205
AS Path............................................................................................................................... 206
Next Hop............................................................................................................................206
Multiprotocol BGP................................................................................................................. 207
Implement BGP with the Dell Networking OS.................................................................207
Additional Path (Add-Path) Support............................................................................. 207
Advertise IGP Cost as MED for Redistributed Routes...............................................208
Ignore Router-ID for Some Best-Path Calculations................................................ 208
Four-Byte AS Numbers...................................................................................................209
AS4 Number Representation.........................................................................................209
AS Number Migration.......................................................................................................211
BGP4 Management Information Base (MIB)............................................................... 213
Important Points to Remember.....................................................................................213
Configuration Information................................................................................................... 214
BGP Configuration................................................................................................................. 214
Enabling BGP..................................................................................................................... 215
Enabling MBGP Configurations.....................................................................................248
BGP Regular Expression Optimization.............................................................................. 249
Debugging BGP......................................................................................................................249
Storing Last and Bad PDUs.............................................................................................250
PDU Counters....................................................................................................................251
Sample Configurations..........................................................................................................251
11 Configuration Cloning.......................................................................................................261
Cloning Configuration Output Status................................................................................262
12 Content Addressable Memory (CAM)............................................................................. 265
CAM Allocation.......................................................................................................................265
Test CAM Usage..................................................................................................................... 266
View CAM-ACL Settings....................................................................................................... 267
CAM Optimization..................................................................................................................267
13 Control Plane Policing (CoPP).........................................................................................268
Configuration Guide
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