Concept Guide

Enabling Energy Ecient Ethernet..............................................................................................................................346
View EEE Information................................................................................................................................................... 346
Clear EEE Counters........................................................................................................................................................351
Physical Interfaces..........................................................................................................................................................351
Conguration Task List for Physical Interfaces.....................................................................................................351
Overview of Layer Modes...................................................................................................................................... 352
Conguring Layer 2 (Data Link) Mode..................................................................................................................352
Conguring Layer 2 (Interface) Mode.................................................................................................................. 353
Conguring Layer 3 (Network) Mode...................................................................................................................353
Conguring Layer 3 (Interface) Mode.................................................................................................................. 353
Automatic recovery of an Err-disabled interface.......................................................................................................354
Conguring an automatic recovery for an Err-disabled interface......................................................................355
Egress Interface Selection (EIS)..................................................................................................................................355
Important Points to Remember............................................................................................................................. 356
Conguring EIS........................................................................................................................................................ 356
Management Interfaces................................................................................................................................................356
Conguring Management Interfaces.................................................................................................................... 356
Conguring a Management Interface on an Ethernet Port............................................................................... 358
VLAN Interfaces............................................................................................................................................................ 358
Loopback Interfaces......................................................................................................................................................359
Null Interfaces................................................................................................................................................................ 360
Port Channel Interfaces................................................................................................................................................360
Port Channel Denition and Standards.................................................................................................................360
Port Channel Benets.............................................................................................................................................360
Port Channel Implementation................................................................................................................................ 360
Interfaces in Port Channels.....................................................................................................................................361
Conguration Tasks for Port Channel Interfaces..................................................................................................361
Creating a Port Channel..........................................................................................................................................362
Adding a Physical Interface to a Port Channel.....................................................................................................362
Reassigning an Interface to a New Port Channel................................................................................................364
Conguring the Minimum Oper Up Links in a Port Channel.............................................................................. 364
Adding or Removing a Port Channel from a VLAN............................................................................................. 365
Assigning an IP Address to a Port Channel.......................................................................................................... 366
Deleting or Disabling a Port Channel.....................................................................................................................366
Load Balancing Through Port Channels................................................................................................................366
Changing the Hash Algorithm................................................................................................................................ 367
Bulk Conguration......................................................................................................................................................... 368
Interface Range........................................................................................................................................................368
Bulk Conguration Examples..................................................................................................................................368
Dening Interface Range Macros................................................................................................................................ 370
Dene the Interface Range.....................................................................................................................................370
Choosing an Interface-Range Macro.................................................................................................................... 370
Monitoring and Maintaining Interfaces........................................................................................................................370
Maintenance Using TDR.......................................................................................................................................... 371
Conguring wavelength for 10–Gigabit SFP+ optics................................................................................................ 372
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