3Com 3CSOHO100 manual 3Com Corporation 5400 Bayfront Plaza Santa Clara, California

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3Com Corporation 5400 Bayfront Plaza Santa Clara, California 95052-8145

Copyright © 1998, 3Com Corporation. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) without written permission from 3Com Corporation.

3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notification of such revision or change.

3Com Corporation provides this documentation without warranty, term, or condition of any kind, either implied or expressed, including, but not limited to, the implied warranties, terms or conditions of merchantability, satisfactory quality, and fitness for a particular purpose. 3Com may make improvements or changes in the product(s) and/or the program(s) described in this documentation at any time.

If there is any software on removable media described in this documentation, it is furnished under a license agreement included with the product as a separate document, in the hard copy documentation, or on the removable media in a directory file named LICENSE.TXT or !LICENSE.TXT. If you are unable to locate a copy, please contact 3Com and a copy will be provided to you.

UNITED STATES GOVERNMENT LEGEND

If you are a United States government agency, then this documentation and the software described herein are provided to you subject to the following:

All technical data and computer software are commercial in nature and developed solely at private expense. Software is delivered as “Commercial Computer Software” as defined in DFARS 252.227-7014 (June 1995) or as a “commercial item” as defined in FAR 2.101(a) and as such is provided with only such rights as are provided in 3Com’s standard commercial license for the Software. Technical data is provided with limited rights only as provided in DFAR 252.227-7015 (Nov 1995) or FAR 52.227-14 (June 1987), whichever is applicable. You agree not to remove or deface any portion of any legend provided on any licensed program or documentation contained in, or delivered to you in conjunction with, this User Guide.

Unless otherwise indicated, 3Com registered trademarks are registered in the United States and may or may not be registered in other countries.

3Com, the 3Com logo, EtherDisk, and OfficeConnect are registered trademarks of 3Com Corporation. 3ComFacts is a service mark of 3Com Corporation.

Banyan and VINES are trademarks of Banyan Systems, Incorporated. IBM is a registered trademark of International Business Machines Corporation. Microsoft, Windows, and Windows NT are trademarks of Microsoft Corp. Novell and NetWare are trademarks of Novell, Inc.

All other company and product names may be trademarks of the respective companies with which they are associated.

Guide written by Shelley Spackman. Edited by Nancy Kurahashi. Illustrated by Mary Inden. Produced by Georgi Felix.

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Contents Fast Ethernet Network Interface Card User Guide Lifetime Limited Warranty Australia, New Zealand Japan Asia Italy, Greece, Spain, Portugal, MaltaSweden, Finland, Norway Belgium, Netherlands, Luxembourg DenmarkMember of the 3Com OfficeConnect family 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents Configuring the NIC Technical Support Page Figures Tables Icon Description ConventionsConvention Description Year 2000 ComplianceWhat This Chapter Covers What This Guide CoversSample Network Computer 1Computer Printer Understanding NetworkingPeer-to-Peer Networks Ethernet and Fast Ethernet Networking Protocols Client/Server NetworksAbout the OfficeConnect NIC Understanding Network Interface CardsRequired Software Required HardwareRequired Cabling Type Maximum Network Cable Required Cable Length Preparing for InstallationSee your PC documentation for details Inserting the NICDo not turn on the power to the PC Connecting the Network Cable to the NIC RJ-45 port Connecting the NIC to Your NetworkNext step is to install the network driver. Go to Chapter Page Right-click the My Computer icon, and then click Properties WindowsWindows 95 Version a Turn on the power to the PCClick OK You must reboot your PC to complete the installationWindows 95 Version B Enter your user name and password, and then click OKClick Finish To install the network driver in a PC running Windows Click Yes to restart the PC Windows NT Windows NTClick Add Adapter Remove the EtherDisk diskette from drive a Verifying Successful InstallationWindows 95 and Windows Double-clickNetwork adapters Double-click the File Manager icon Basic Troubleshooting Tips TroubleshootingState Meaning Interpreting the LEDsDouble-click the 3Com icon in the Windows system tray Starting the 3Com NIC Diagnostics ProgramGeneral Screen Click Cancel to exit the 3Com NIC Diagnostics programRunning the NIC Self-Tests Click the Diagnostics tabClick Start in the Self-Test panel Running the Echo TestOn the first PC the sending PC On both PCsEcho Test Sender Screen From the Windows Start menu, select Programs Accessing the Help SystemClick OK Click the Support tab. The Support screen appears Accessing 3Com Support ServicesSupport Screen Click OK Click the Support tabClick the Device Manager tab Removing NIC SoftwareClick Yes Question Answer Frequently Asked QuestionsQuestion Answer Page Auto Select Option Description Available SettingsNormal Displaying Configuration Settings Click NIC Details Click OK Click the Properties tab Changing Configuration SettingsClick OK to exit this screen Change the NIC’s configuration Page Cabling Requirements SpecificationsCategory Use Unshielded Twisted-Pair Cable10BASE-T Operation 100BASE-TX Specifications 10BASE-T Specifications100BASE-TX Operation Page 3Com FTP Site Online Technical ServicesWorld Wide Web Site Access by Analog Modem 3Com Bulletin Board ServiceAccess by Digital Modem 847 262Support from Your Network Supplier 3ComFacts Automated Fax ServiceSupport from 3Com 408 727Europe Country Telephone Number Asia Pacific RimCountry Telephone Number Latin America Returning Products for RepairNorth America Country Telephone Number Fax NumberLatin America 408 326 A. and Canada 800 NET 3Com 800 638 Ethernet Bus masteringClient/server network Full-duplex Fast EthernetHalf-duplex HubPeer-to-peer network SwitchServer Unshielded twisted pair UTP cablingPage Numbers IndexNIC Index Page 3Com Corporation Limited Warranty FCC Class B Statement FCC Declaration of Conformity