Users Guide

Basic Interface Conguration.......................................................................................................................................355
Advanced Interface Conguration...............................................................................................................................355
Interface Types...............................................................................................................................................................356
View Basic Interface Information.................................................................................................................................356
Resetting an Interface to its Factory Default State...................................................................................................358
Enabling a Physical Interface........................................................................................................................................359
Physical Interfaces.........................................................................................................................................................359
Conguration Task List for Physical Interfaces....................................................................................................359
Overview of Layer Modes...................................................................................................................................... 360
Conguring Layer 2 (Data Link) Mode..................................................................................................................360
Conguring Layer 2 (Interface) Mode................................................................................................................... 361
Conguring Layer 3 (Network) Mode................................................................................................................... 361
Conguring Layer 3 (Interface) Mode................................................................................................................... 361
Egress Interface Selection (EIS)..................................................................................................................................362
Important Points to Remember............................................................................................................................. 362
Conguring EIS........................................................................................................................................................ 362
Management Interfaces................................................................................................................................................363
Conguring Management Interfaces.....................................................................................................................363
Conguring a Management Interface on an Ethernet Port................................................................................364
VLAN Interfaces............................................................................................................................................................ 365
Loopback Interfaces......................................................................................................................................................366
Null Interfaces................................................................................................................................................................ 366
Port Channel Interfaces................................................................................................................................................366
Port Channel Denition and Standards................................................................................................................. 367
Port Channel Benets............................................................................................................................................. 367
Port Channel Implementation.................................................................................................................................367
Interfaces in Port Channels.................................................................................................................................... 368
Conguration Tasks for Port Channel Interfaces.................................................................................................368
Creating a Port Channel......................................................................................................................................... 368
Adding a Physical Interface to a Port Channel.....................................................................................................369
Reassigning an Interface to a New Port Channel................................................................................................ 370
Conguring the Minimum Oper Up Links in a Port Channel............................................................................... 371
Adding or Removing a Port Channel from a VLAN.............................................................................................. 371
Assigning an IP Address to a Port Channel...........................................................................................................372
Deleting or Disabling a Port Channel..................................................................................................................... 373
Load Balancing Through Port Channels................................................................................................................373
Load-Balancing Method.......................................................................................................................................... 373
Changing the Hash Algorithm................................................................................................................................ 374
Bulk Conguration......................................................................................................................................................... 375
Interface Range........................................................................................................................................................375
Bulk Conguration Examples..................................................................................................................................375
Dening Interface Range Macros.................................................................................................................................377
Dene the Interface Range.....................................................................................................................................377
Choosing an Interface-Range Macro.....................................................................................................................377
Monitoring and Maintaining Interfaces........................................................................................................................378
Contents
13