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SD8n8-Port NWay 10/100Mbps Fast Ethernet SwitchUser’s GuideVersion 1.0P/N: ATSD8-9904 Rev.A This User's Guide contains important information rega

1INTRODUCTIONThis chapter describes the features of the Switch andsome background information about Ethernet/FastEthernet switching technology.Fast Et

2other 10Mbps Ethernet environments, it provides astraightforward upgrade and takes advantage of theexisting investment in hardware, software, andpers

3For Fast Ethernet networks, a switch is an effectiveway of eliminating problems of chaining hubs beyondthe “two-repeater limit.” A switch can be used

4FeaturesThe Switches were designed for easy installation andhigh performance in an environment where traffic onthe network and the number of users in

5workgroups can connect to the Switches now, andchange adapters and hubs anytime later withoutneeding to change the Switches or reconfigure thenetwork

6Flow control for any port. This minimizes droppedpackets by sending out collision signals when theport’s receiving buffer is full. Note that flowcon

7UnpackingOpen the shipping carton of the Switch and carefullyunpack its contents. The carton should contain thefollowing items:One 8-port 10/100M NW

8Make sure that there is proper heat dissipation andadequate ventilation around the Switch. Do notplace heavy objects on the Switch.

9IDENTIFYING EXTERNAL COMPONENTSThis section identifies all the major externalcomponents of the hub. Both the front and rear panelsare shown, followed

108-port Fast Ethernet 10/100M NWay SwitchDC Power Jack: Power is supplied through anexternal AC power adapter. Check the technicalspecification sect

Amer.com 7259 Bryan Dairy Road, Largo, FL 33777.© Amer.com, 1999. All rights reserved. No part of this publication may bereproduced in any form

11Uplink Jack(s) (MDI-II): Use this jack to connectstations to the hub. This is MDI-II (Medium-dependent Interface, straight-wired) jack, whichmeans y

12LED IndicatorsPower Indicator (PWR) This indicator lights green when the hub isreceiving power, otherwise, it is off.Full/Half Duplex, 10/100M Colli

13CONNECTING THE SWITCHThis chapter describes how to connect the Switch toyour Fast Ethernet network. In each of the followingfigures, the 8-port 10/

14speed.2. The FDX 10/100, COLL 10/100 LED indicatordepends upon LAN card capabilities for full-duplex or half-duplex.Hub to SwitchA hub (10 or 100BAS

15should light up as the following:1. FDX 10/100, COLL 10/100 LED indicator isOFF.2. 100LINK/ACT, 10LINK/ACT LED indicator islit green.Hub without Upl

16Category 3, 4, 5 UTP/STP straight or crossover cable(Cat.5 must be used for 100Mbps).A. Using straight cableWhen using straight cable, this is done

17transmission mode for any new twisted-pairconnection:If the attached device does not support auto-negotiation or has auto-negotiation disabled, anau

19TECHNICAL SPECIFICATIONSGeneralStandards IEEE 802.3 10Base-T EthernetIEEE 802.3u 100 Base-TX Fast EthernetANSI/IEEE Std 802.3 NWay auto-negotiationP

20Physical and EnvironmentalDC inputs DC12V/1.5APowerConsumption18 watt. (max.)Temperature Operating: 0° ~ 50° C, Storage: -10° ~ 70° CHumidity Operat

21RJ-45 PIN SPECIFICATIONWhen connecting your 8-port 10/100M NWay FastEthernet Switch to another switch, a bridge or a hub, amodified crossover cable

Limited Lifetime WarrantyIn the event of a defect in quality or workmanship, Amer.com will repairor replace any hardware product sold by Amer.com with

22 The standard RJ-45 receptacle/connectorThe following shows straight cable and crossover cableconnection: Straight cable for Switch (uplink MDI-II p

Warranty Service can be obtained during the warranty period byshipping, freight prepaid, or delivering the product to Amer.com in eitherthe original p

FCC WarningThis equipment has been tested and found to complywith the regulations for a Class B digital device,pursuant to Part 15 of the FCC Rules. T

iTABLE OF CONTENTSABOUT THIS GUIDE ...IIIPURPOSE ...

iiA. Using straight cable... 15B. Using crossover cable...

iiiABOUT THIS GUIDECongratulations on your purchase of the SD8n FastEthernet 8-port 10/100M NWay Switch. This deviceintegrates 100Mbps Fast Ethernet a

ivOverview of this User’s GuideChapter 1, Introduction. Describes the Switch andits features.Chapter 2, Unpacking and Setup. Helps you getstarted wi