CONTENTS

ABOUT THIS GUIDE

Conventions 6

Related Documentation 7

Accessing Online Documentation 7

Documentation Comments 8

INTRODUCING THE SUPERSTACK 3 SWITCH 3870

About the Switch 3870

9

 

Summary of Hardware Features

10

Switch 3870 — Front View Detail

11

10BASE-T/

 

 

 

100BASE-TX/

 

 

 

1000BASE-T Ports 12

 

Dual Personality SFP Ports 12

 

Console Port

12

 

 

LEDs 13

 

 

 

Switch 3870 — Rear View Detail

15

Expansion Module Slot

15

 

Power Socket

15

 

 

Redundant Power System Socket 15

Stacking Cable Ports

15

 

Default Settings

16

 

 

 

 

INSTALLING THE SWITCH

 

Package Contents

20

 

 

Choosing a Suitable Site

20

 

Rack-mounting

21

 

 

Placing Units On Top of Each Other

22

The Power-up Sequence

23

 

Powering-up the Switch 3870

23

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3Com 3CR17451-91, 3CR17450-91 manual Contents