Reference Guide

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Contents

1 About this Guide.............................................................................................................13

Audience........................................................................................................................................................................... 13

Conventions......................................................................................................................................................................13

Information Symbols..........................................................................................................................................................13

Related Documents...........................................................................................................................................................14

2 Before You Start............................................................................................................ 15

IOA Operational Modes..................................................................................................................................................... 15

Standalone mode........................................................................................................................................................ 15

VLT mode....................................................................................................................................................................15

Programmable MUX mode..........................................................................................................................................15

Stacking mode............................................................................................................................................................ 16

Default Settings................................................................................................................................................................ 16

Other Auto-Congured Settings....................................................................................................................................... 16

Data Center Bridging Support........................................................................................................................................... 17

FCoE Connectivity and FIP Snooping................................................................................................................................17

iSCSI Operation.................................................................................................................................................................17

Link Aggregation............................................................................................................................................................... 17

Link Tracking..................................................................................................................................................................... 17

Conguring VLANs........................................................................................................................................................... 18

Uplink LAG.................................................................................................................................................................. 18

Server-Facing LAGs....................................................................................................................................................18

Where to Go From Here....................................................................................................................................................18

3 Conguration Fundamentals.......................................................................................... 19

Accessing the Command Line...........................................................................................................................................19

CLI Modes........................................................................................................................................................................ 19

Navigating CLI Modes................................................................................................................................................ 20

The do Command............................................................................................................................................................. 21

Undoing Commands..........................................................................................................................................................21

Obtaining Help..................................................................................................................................................................22

Entering and Editing Commands...................................................................................................................................... 22

Command History.............................................................................................................................................................23

Filtering show Command Outputs.................................................................................................................................... 23

Multiple Users in Conguration Mode...............................................................................................................................24

4 Data Center Bridging (DCB)..........................................................................................25

Supported Modes.............................................................................................................................................................25

Ethernet Enhancements in Data Center Bridging............................................................................................................. 25

Priority-Based Flow Control..............................................................................................................................................26

Enhanced Transmission Selection..................................................................................................................................... 27

Data Center Bridging Exchange Protocol (DCBx).............................................................................................................28