Concept Guide

View Basic Interface Information.................................................................................................................................426
Resetting an Interface to its Factory Default State...................................................................................................428
Enabling a Physical Interface........................................................................................................................................429
Physical Interfaces.........................................................................................................................................................429
Conguration Task List for Physical Interfaces....................................................................................................429
Overview of Layer Modes...................................................................................................................................... 430
Conguring Layer 2 (Data Link) Mode..................................................................................................................430
Conguring Layer 2 (Interface) Mode.................................................................................................................. 430
Conguring Layer 3 (Network) Mode....................................................................................................................431
Conguring Layer 3 (Interface) Mode................................................................................................................... 431
Monitoring internal physical temperature of 10GBase-T optical ports.................................................................... 432
Enabling temperature polling on ports...................................................................................................................434
Setting the reset port to normal mode................................................................................................................. 434
Automatic recovery of an Err-disabled interface....................................................................................................... 434
Conguring an automatic recovery for an Err-disabled interface......................................................................435
Egress Interface Selection (EIS)..................................................................................................................................436
Important Points to Remember............................................................................................................................. 436
Conguring EIS........................................................................................................................................................ 436
Management Interfaces................................................................................................................................................436
Conguring Management Interfaces.....................................................................................................................436
Conguring a Management Interface on an Ethernet Port................................................................................438
VLAN Interfaces............................................................................................................................................................ 439
Loopback Interfaces......................................................................................................................................................439
Null Interfaces................................................................................................................................................................ 440
Port Channel Interfaces................................................................................................................................................440
Port Channel Denition and Standards.................................................................................................................440
Port Channel Benets.............................................................................................................................................440
Port Channel Implementation................................................................................................................................. 441
Interfaces in Port Channels.....................................................................................................................................441
Conguration Tasks for Port Channel Interfaces.................................................................................................442
Creating a Port Channel..........................................................................................................................................442
Adding a Physical Interface to a Port Channel.....................................................................................................442
Reassigning an Interface to a New Port Channel................................................................................................444
Conguring the Minimum Oper Up Links in a Port Channel.............................................................................. 445
Adding or Removing a Port Channel from a VLAN............................................................................................. 445
Assigning an IP Address to a Port Channel.......................................................................................................... 446
Deleting or Disabling a Port Channel.....................................................................................................................446
Load Balancing Through Port Channels................................................................................................................447
Changing the Hash Algorithm................................................................................................................................ 447
Bulk Conguration......................................................................................................................................................... 448
Interface Range........................................................................................................................................................448
Bulk Conguration Examples..................................................................................................................................448
Dening Interface Range Macros................................................................................................................................ 450
Dene the Interface Range.................................................................................................................................... 450
Choosing an Interface-Range Macro....................................................................................................................450
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