Concept Guide

View Basic Interface Information..................................................................................................................................421
Resetting an Interface to its Factory Default State...................................................................................................423
Enabling a Physical Interface........................................................................................................................................424
Physical Interfaces.........................................................................................................................................................424
Conguration Task List for Physical Interfaces.................................................................................................... 424
Overview of Layer Modes...................................................................................................................................... 425
Conguring Layer 2 (Data Link) Mode..................................................................................................................425
Conguring Layer 2 (Interface) Mode.................................................................................................................. 425
Conguring Layer 3 (Network) Mode...................................................................................................................426
Conguring Layer 3 (Interface) Mode.................................................................................................................. 426
Monitoring internal physical temperature of 10GBase-T optical ports.....................................................................427
Enabling temperature polling on ports.................................................................................................................. 429
Setting the reset port to normal mode................................................................................................................. 429
Automatic recovery of an Err-disabled interface....................................................................................................... 429
Conguring an automatic recovery for an Err-disabled interface......................................................................430
Egress Interface Selection (EIS)...................................................................................................................................431
Important Points to Remember.............................................................................................................................. 431
Conguring EIS......................................................................................................................................................... 431
Management Interfaces.................................................................................................................................................431
Conguring Management Interfaces..................................................................................................................... 431
Conguring a Management Interface on an Ethernet Port................................................................................433
VLAN Interfaces.............................................................................................................................................................434
Loopback Interfaces...................................................................................................................................................... 434
Null Interfaces................................................................................................................................................................ 435
Port Channel Interfaces................................................................................................................................................435
Port Channel Denition and Standards.................................................................................................................435
Port Channel Benets.............................................................................................................................................435
Port Channel Implementation.................................................................................................................................436
Interfaces in Port Channels.................................................................................................................................... 436
Conguration Tasks for Port Channel Interfaces................................................................................................. 437
Creating a Port Channel..........................................................................................................................................437
Adding a Physical Interface to a Port Channel.....................................................................................................437
Reassigning an Interface to a New Port Channel................................................................................................439
Conguring the Minimum Oper Up Links in a Port Channel.............................................................................. 440
Adding or Removing a Port Channel from a VLAN............................................................................................. 440
Assigning an IP Address to a Port Channel........................................................................................................... 441
Deleting or Disabling a Port Channel......................................................................................................................441
Load Balancing Through Port Channels................................................................................................................442
Changing the Hash Algorithm................................................................................................................................ 442
Bulk Conguration......................................................................................................................................................... 443
Interface Range........................................................................................................................................................443
Bulk Conguration Examples..................................................................................................................................443
Dening Interface Range Macros................................................................................................................................ 445
Dene the Interface Range.................................................................................................................................... 445
Choosing an Interface-Range Macro.................................................................................................................... 445
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