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The SuperStack

®

3 Baseline Dual Speed Hub is an easy-to-use, 10/100

autosensing Class II hub (repeater). It is ideal for users who want to con-
nect both Ethernet and Fast Ethernet devices (workstations and other
equipment) to the same hub.

All ports on the Baseline Dual Speed Hub are half duplex, autosensing
10 Mbps and 100 Mbps. Each port senses the speed of the connected
equipment and operates at the appropriate speed.

The Baseline Dual Speed Hub comes with:

!

One power cord for use with the Baseline Dual Speed Hub

!

Four standard height and two reduced height, self-adhesive rubber
pads

!

One rack mounting kit

!

A card with details of online registration

The Baseline Dual Speed Hub is suitable for office use where it can be free
standing or rack-mounted (in a wiring closet or equipment room). The
hub can be powered either from the AC mains supply, or through an
optional 3Com

®

SuperStack Advanced Redundant Power System

(3C16071B). Contact your supplier for details.

Network Connections

The Baseline Dual Speed Hub has 12 or 24 shielded RJ-45, 10/100
autosensing ports on the front panel. Each port can be connected to
either a 10BASE-T (Ethernet) or a 100BASE-TX (Fast Ethernet) device.

Internally, the hub has two repeater segments (10 Mbps and 100 Mbps)
which are linked by a switch, allowing connected 10 Mbps and 100 Mbps
devices to communicate.

You can connect a 10BASE-T or 100BASE-TX hub or switch to the Base-
line Dual Speed Hub.

I

NTRODUCTION

SuperStack

®

3 Baseline Dual Speed Hub 12-Port TP (3C16592B) and

24-Port TP (3C16593B) User Guide

DUA1659-2AAA04

3C16593B

SuperStack

® 3

1

Summary of Contents for SuperStack 3 3C16593B

Page 1: ...uitable for office use where it can be free standing or rack mounted in a wiring closet or equipment room The hub can be powered either from the AC mains supply or through an optional 3Com SuperStack Advanced Redundant Power System 3C16071B Contact your supplier for details Network Connections The Baseline Dual Speed Hub has 12 or 24 shielded RJ 45 10 100 autosensing ports on the front panel Each ...

Page 2: ...te or half duplex mode 10BASE T To connect 10BASE T equipment use 10BASE T Category 3 or Category 5 unshielded or shielded screened 100 Ohm TP cable Category 5 cable should be used with this product in structured wiring environments This will ensure correct operation of all ports at 10 Mbps or 100 Mbps Ethernet Network Configuration Rules To remain within IEEE 802 3 10 Mbps Ethernet rules the maxi...

Page 3: ...g the operational life of your units Never stack units more than six high if free standing and ensure that cables are supported so that they do not cause the stack to fall over Do not place objects on top of any unit or stack Do not obstruct any vents at the sides of the case Power Supply Power problems can be the cause of serious failures and downtime in your network Ensure that the power input t...

Page 4: ...rect à la terre masse Cordon électrique Il doit être agréé dans le pays d utilisation Bitte unbedingt vor dem Einbauen des Baseline Dual Speed Hub Einheit die folgenden Sicherheitsanweisungen durchlesen WARNUNG Die Installation und der Ausbau des Geräts darf nur durch Fachpersonal erfolgen Das Gerät nicht an eine Wechselstromsteckdose anschließen die nicht geerdet ist Das Gerät muß an eine geerdet...

Page 5: ...brief description of the fault When returning any equipment to your supplier ensure that the equipment is packed suitably for transit Some older NIC network interface card cards were developed before the standardization of the auto negotiation protocol These may cause the Baseline Dual Speed Hub to sense the speed of the network incorrectly We strongly recommend that you install the latest version...

Page 6: ...but only if Customer provides a purchase order number credit card number or other method of payment acceptable to 3Com to be used if 3Com needs to charge Customer for the replacement as explained below The replacement product will normally be shipped not later than three 3 business days after 3Com s verification of the DOA product but may be delayed due to export or import procedures The shipment ...

Page 7: ...solve Radio TV Interference Problems This booklet is available from the U S Government Printing Office Washington DC 20402 Stock No 004 000 00345 4 In order to meet FCC emissions limits this equipment must be used only with cables which comply with IEEE 802 3 CE Statement Europe This product complies with the European Low Voltage Directive 73 23 EEC and EMC Directive 89 336 EEC as amended by Europ...

Page 8: ...eir respective holders General Environmental Statement It is the policy of 3Com Corporation to be environmentally friendly in all operations To uphold our policy we are committed to Establishing environmental performance standards that comply with national legislation and regulations Conserving energy materials and natural resources in all operations Reducing the waste generated by all operations ...

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