Concept Guide

Mapping of Management Applications and Trac Type.....................................................................................330
Behavior of Various Applications for Switch-Initiated Trac .............................................................................331
Behavior of Various Applications for Switch-Destined Trac ...........................................................................332
Interworking of EIS With Various Applications.....................................................................................................333
Designating a Multicast Router Interface................................................................................................................... 333
19 Interfaces.................................................................................................................................................335
Basic Interface Conguration.......................................................................................................................................335
Advanced Interface Conguration...............................................................................................................................335
Interface Types...............................................................................................................................................................336
Optional Modules...........................................................................................................................................................336
View Basic Interface Information................................................................................................................................. 337
Resetting an Interface to its Factory Default State...................................................................................................338
Enabling Energy Ecient Ethernet..............................................................................................................................339
View EEE Information................................................................................................................................................... 339
Clear EEE Counters.......................................................................................................................................................343
Enabling a Physical Interface........................................................................................................................................344
Physical Interfaces.........................................................................................................................................................344
Conguration Task List for Physical Interfaces....................................................................................................345
Overview of Layer Modes...................................................................................................................................... 345
Conguring Layer 2 (Data Link) Mode..................................................................................................................345
Conguring Layer 2 (Interface) Mode.................................................................................................................. 346
Conguring Layer 3 (Network) Mode...................................................................................................................346
Conguring Layer 3 (Interface) Mode...................................................................................................................347
Automatic recovery of an Err-disabled interface....................................................................................................... 347
Conguring an automatic recovery for an Err-disabled interface......................................................................348
Egress Interface Selection (EIS)..................................................................................................................................348
Important Points to Remember............................................................................................................................. 349
Conguring EIS........................................................................................................................................................ 349
Management Interfaces................................................................................................................................................349
Conguring Management Interfaces.....................................................................................................................349
Conguring a Management Interface on an Ethernet Port................................................................................ 351
VLAN Interfaces............................................................................................................................................................. 351
Loopback Interfaces......................................................................................................................................................352
Null Interfaces................................................................................................................................................................ 352
Port Channel Interfaces................................................................................................................................................353
Port Channel Denition and Standards.................................................................................................................353
Port Channel Benets.............................................................................................................................................353
Port Channel Implementation.................................................................................................................................353
Interfaces in Port Channels.................................................................................................................................... 354
Conguration Tasks for Port Channel Interfaces.................................................................................................354
Creating a Port Channel......................................................................................................................................... 354
Adding a Physical Interface to a Port Channel.....................................................................................................355
Reassigning an Interface to a New Port Channel................................................................................................356
Conguring the Minimum Oper Up Links in a Port Channel...............................................................................357
Adding or Removing a Port Channel from a VLAN............................................................................................. 357
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Contents