Concept Guide

Table Of Contents
BGP4 Management Information Base (MIB)........................................................................................................186
Important Points to Remember.............................................................................................................................. 186
Conguration Information..............................................................................................................................................187
BGP Conguration..........................................................................................................................................................187
Enabling BGP............................................................................................................................................................ 188
Enabling MBGP Congurations.............................................................................................................................. 219
BGP Regular Expression Optimization.........................................................................................................................221
Debugging BGP.............................................................................................................................................................. 221
Storing Last and Bad PDUs....................................................................................................................................222
PDU Counters.......................................................................................................................................................... 223
Sample Congurations.................................................................................................................................................. 223
11 Conguration Cloning............................................................................................................................... 232
Cloning Conguration Output Status..........................................................................................................................232
12 Content Addressable Memory (CAM).......................................................................................................235
CAM Allocation.............................................................................................................................................................. 235
Test CAM Usage............................................................................................................................................................236
View CAM-ACL Settings.............................................................................................................................................. 236
Conguring CAM Threshold and Silence Period........................................................................................................ 237
Setting CAM Threshold and Silence Period..........................................................................................................237
CAM Optimization......................................................................................................................................................... 238
13 Control Plane Policing (CoPP)..................................................................................................................239
Congure Control Plane Policing................................................................................................................................. 240
Conguring CoPP for Protocols............................................................................................................................. 241
Conguring CoPP for CPU Queues...................................................................................................................... 242
Show Commands.....................................................................................................................................................243
14 Data Center Bridging (DCB).....................................................................................................................245
Supported Modes..........................................................................................................................................................245
Ethernet Enhancements in Data Center Bridging..................................................................................................... 245
Priority-Based Flow Control......................................................................................................................................... 246
Enhanced Transmission Selection................................................................................................................................247
Data Center Bridging Exchange Protocol (DCBx).....................................................................................................249
Creating a DCB Map..................................................................................................................................................... 249
Important Points to Remember..............................................................................................................................249
Applying a DCB Map on Server-Facing Ethernet Ports..................................................................................... 250
Data Center Bridging: Default Conguration............................................................................................................. 250
Data Center Bridging in a Trac Flow......................................................................................................................... 251
Data Center Bridging: Auto-DCB-Enable Mode......................................................................................................... 251
Conguring Priority-Based Flow Control.................................................................................................................... 253
How Priority-Based Flow Control is Implemented...............................................................................................255
Conguring Lossless Queues................................................................................................................................. 255
Conguring the PFC Buer in a Switch Stack.................................................................................................... 256
Conguring Enhanced Transmission Selection...........................................................................................................257
Contents
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