Reference Guide

Table Of Contents
25 Interfaces.........................................................................................................429
Basic Interface Configuration.......................................................................................................... 429
Advanced Interface Configuration...................................................................................................429
Interface Types................................................................................................................................. 430
View Basic Interface Information.....................................................................................................430
Enabling a Physical Interface............................................................................................................432
Physical Interfaces............................................................................................................................ 432
Configuration Task List for Physical Interfaces..........................................................................433
Overview of Layer Modes........................................................................................................... 433
Configuring Layer 2 (Data Link) Mode....................................................................................... 433
Configuring Layer 2 (Interface) Mode........................................................................................434
Configuring Layer 3 (Network) Mode........................................................................................ 434
Configuring Layer 3 (Interface) Mode........................................................................................ 435
Egress Interface Selection (EIS)........................................................................................................435
Important Points to Remember................................................................................................. 436
Configuring EIS........................................................................................................................... 436
Management Interfaces....................................................................................................................436
Configuring Management Interfaces.........................................................................................436
Configuring Management Interfaces on the S-Series...............................................................437
VLAN Interfaces................................................................................................................................ 438
Loopback Interfaces.........................................................................................................................438
Null Interfaces...................................................................................................................................439
Port Channel Interfaces....................................................................................................................439
Port Channel Definition and Standards..................................................................................... 439
Port Channel Benefits.................................................................................................................440
Port Channel Implementation................................................................................................... 440
10/100/1000 Mbps Interfaces in Port Channels....................................................................... 440
Configuration Tasks for Port Channel Interfaces...................................................................... 441
Creating a Port Channel............................................................................................................. 441
Adding a Physical Interface to a Port Channel.......................................................................... 442
Reassigning an Interface to a New Port Channel......................................................................444
Configuring the Minimum Oper Up Links in a Port Channel....................................................444
.....................................................................................................................................................445
Assigning an IP Address to a Port Channel................................................................................445
Deleting or Disabling a Port Channel........................................................................................ 446
Load Balancing Through Port Channels....................................................................................446
Load-Balancing Method.............................................................................................................446
Changing the Hash Algorithm....................................................................................................447
Bulk Configuration............................................................................................................................448
Interface Range...........................................................................................................................448
Bulk Configuration Examples.....................................................................................................449