3com 3C39024 Manuale Utente

3com

C

ONTENTS

BOUT

HIS

UIDE

Finding Specific Information in This Guide 1

SuperStack II Switch 3900 Documentation 3

Paper Documents 3

Documents on CD-ROM 4

Related Publications 4

Documentation Comments 4

Year 2000 Compliance 5

AND

ETUP

Switch 3900 Intelligent Switch 1-1

System Overview — 24-Port Front Panel 1-2

System Overview — 36-Port Front Panel 1-3

System Overview — Back Panel of Both Models 1-4

System Features and Benefits 1-5

System Management 1-5

Optional Gigabit Ethernet Modules 1-6

Network Configuration Example 1-6

Providing Dedicated Links for Fast Ethernet 1-6

Network Configuration Sample 1-7

THE

Before You Begin 2-1

Installing the System on a Table Top or in a Free-Standing

Installing the System in a Distribution Rack 2-3

Preparing the System and Rack 2-3

Mounting the System into a Distribution Rack 2-5

ORTS

Overview of Cabling 3-1

Fiber Safety Precautions 3-1

Fast Ethernet Ports 3-2

Cabling 10/100BASE-TX (RJ-45) Ports 3-2

10/100BASE-TX (RJ-45) Connector Pin Assignments 3-3

Gigabit Ethernet Ports 3-4

Cabling Gigabit Ethernet Ports 3-4

Cabling the Console Port 3-5

Console Port Pin Assignments 3-7

OWER

Power Options 4-1

AC Power Cord 4-1

Optional Advanced Redundant Power System 4-1

Optional Uninterruptible Power System 4-1