PictureTel III ISA manual 3Com Corporation 5400 Bayfront Plaza Santa Clara, California

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

Copyright © 1997, 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 of any kind, either implied or expressed, including, but not limited to, the implied warranties of merchantability 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.

UNITED STATES GOVERNMENT LEGENDS:

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

United States Government Legend: All technical data and computer software is 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, EtherLink, EtherLink II, and EtherLink Plus are registered trademarks of 3Com Corporation. AutoLink and PACE are trademarks of 3Com Corporation. 3ComFacts is

a service mark of 3Com Corporation.

Anixter is a trademark of Anixter Bros., Inc. Artisoft and LANtastic are trademarks of Artisoft, Inc. Banyan and VINES are trademarks of Banyan Systems, Incorporated. CompuServe is a registered trademark of CompuServe, Incorporated. DEC and PATHWORKS are trademarks of Digital Equipment Corporation. IBM and OS/2 are trademarks of International Business Machines Corporation. Microsoft, Windows, and Windows NT are trademarks of Microsoft Corporation. Novell and NetWare are trademarks of Novell, Inc. PictureTel is a trademark of PictureTel Corporation.

Other brand and product names may be registered trademarks or trademarks of their respective holders.

Guide written by Nick Franks. Edited by Nancy Kurahashi. Illustrated by Mary Inden. Produced by Georgi Felix.

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Contents EtherLink III ISA Network Interface Card User Guide 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Lifetime Limited Warranty Sweden, Finland, Norway Contents Running the AutoLink Install Program To Configure Dynamic Access SoftwareTo Not Save Installation Settings To Obtain an IP Address AutomaticallyInstalling from a Diskette NIC Test Network Test Uninstalling the NICPerforming Automated Installations ChecklistLow-Priority Ratio Natural Packet Interval Disable Receive Packet BufferingTroubleshooting Hubs with Crossover Cable C-1 DNS Configuration Screen Update Device Driver Wizard ScreenSelect Device Screen Save Installation Settings Screen Tables Option SettingsDiagnostic Programs Parameters for 3C509B NIC ModelsPage If you are looking for Turn to How to Use This GuideAbout this Guide Icon Alerts you to ConventionsList conventions that are used throughout this guide Convention DescriptionNetwork Interface Card Installation Network Interface Card Overview3Com 3C509B EtherDisk diskettes 1 NIC Model Cable Connector Transceiver Network SegmentBefore You Begin MaximumInstalling the NIC 2Installing the 3C509B NIC Connecting to the Network Go to Link LED later in this chapter4Connecting to the BNC Port on the 3C509B-TPC NIC Go to the next section If the NIC LED indicates a problem, check the followingLink LED Describes the LED statesPage Express Installation Setup for Custom InstallationSelecting the Type of Installation Future installations Windows 95 SetupCustom Installation Multiple NIC InstallationsWindows 95 Setup 3Com Installation WizardClick OK Performing the Preinstallation ProcedureFollow these steps to perform the preinstallation procedure Turn the power on and boot Windows Configuring the NIC in a Plug and Play PCClick Finish 3Com Installation Wizard starts. Go to ChapterInsert EtherDisk diskette 1 in drive a Click Next DOS Pnpdsabl screen appears, as shown in Figure Plug and Play is disabled on the NICDisabling Plug and Play on the NIC Next step is to configure the NICSelect No, and then click Next Configuring the NICAdd New Hardware Wizard starts and displays the first screen 8Install from Disk Screen Windows NT Setup 10I/O Range Assigned to the NIC ScreenWindows NT Setup Network screen appears Select OEM Option screen appearsCustom Installation Follow these steps to perform a Custom installationTo Accept Configuration Settings Configuring the NICTesting the NIC and the Network Connection To Modify Configuration SettingsNetwork Connection Test screen appears, as shown in Figure Follow these steps to test the NICMessage confirms that the NIC is functioning correctly Follow these steps to test the network connectionTo Install TCP/IP Installing TCP/IP Under WindowsTo Not Install TCP/IP Select the No radio button Click NextFollow these steps to obtain an IP address automatically Configuring TCP/IP Under WindowsTo Obtain an IP Address Automatically Go to Configuring DNS later in this chapterTo Specify an IP Address Manually Click Add New Gateway to add the new gateway configurationFollow these steps to obtain a DNS address automatically Configuring DNSTo Obtain a DNS Address Automatically Message confirms that the DNS connection is functioningNew server appears in the Servers list box To Specify a DNS Address ManuallyFollow these steps to specify a DNS address manually Next step is to identify your PC on the networkFollow these steps to enter field data Next step is to configure DynamicAccess softwareIdentifying Your PC on the Network Type the name of your computerConfiguring DynamicAccess Software To Not Configure DynamicAccess SoftwareDouble-click the 3Com Pace Config icon shown in Figure To Configure DynamicAccess SoftwarePace Support Setup screen appears, as shown in Figure Repeating a Previous Installation To Not Save Installation SettingsTo Save Installation Settings Select the Yes radio button, and then click NextInstallation Complete screen appears, as shown in Figure Click FinishClick Yes Completing the Installation and ConfigurationWindows Windows NT Click CloseChoose a method to configure TCP/IP 19Microsoft TCP/IP Properties ScreenSelect the Specify an IP address radio button Page Under Windows ConfigurationRunning the AutoLink Install Program AutoLink RequirementsAutoLink program menu is displayed I N N UNetWare Server NLM Name Installing Other Supported Network DriversObtaining NetWare Loadable Modules Network Text File Name Network Driver Name Operating SystemSelect Configure NIC and press Enter Removing NIC SoftwareNIC software is removed from your PC NIC Configuration screen is displayed, as shown in FigureReconfiguring the NIC Select Auto Configure and press EnterChanging NIC Configuration from ISA to Eisa Follow these steps to configure the 3C509B ISA NIC for anChanging NIC Configuration from Eisa to ISA Changing Configuration Settings Option Default Setting Supported SettingsFollow these steps to change the configuration settings Page Resolving Hardware Conflicts in Windows 95 and Windows NT Windows 95 Windows NT TroubleshootingChecklist System Properties window is displayed Close all open windows and restart the PCRestart the PC General tab of the 3Com NIC Diagnostics program appearsDouble-click the 3Com icon in the taskbar tray Setup program copies files, and the Network screen reappears Installing Multiple NICs in a Windows NT PCInstalling the First NIC 3Com EtherLink III 3C509 ISA Adapter Bus screen appearsMicrosoft TCP/IP Properties screen appears Installing Subsequent NICsSetup program displays a warning message Files are copied, and the Network screen reappearsStarting the 3Com NIC Diagnostics Program Windows 95 and Windows NT TroubleshootingDiagnostic Testing Under Windows 95 and Windows NT Messages are displayed, and you are prompted to rebootTab Description General DiagnosticsDynamicAccess ConfigurationUninstalling the NIC Running TestsReinstalling NIC Software Click Remove Click OKInstalling from a Diskette Performing Automated InstallationsInstalling from the Hard Disk Click InstallWindows Troubleshooting Diagnostic Testing Under WindowsRunning the Group 1 Tests Starting the DOS Configuration and Diagnostic ProgramIf multiple NICs are installed, each NIC is listed Select the NIC you want to test and press EnterFollow these steps to run the Group 1 tests Failure in this test usually indicates a cabling problemRunning the Group 2 Test Assembling a Loopback PlugRunning the Group 3 Test Setting Up an Echo ServerFollow these steps to set up an echo server Starting the Group 2 TestStarting the Group 3 Test Main window of the diagnostic program is displayedDiagnostic NIC Installed Program Name Echo Server Getting Help If a Test Fails Specifications NIC SpecificationsPin Function RJ-45 Connector Pin AssignmentsAUI Connector Pin Assignments Cable Specifications TypeExamplePage Additional Ranges Tab Additional Ranges tab is shown in Figure B-1Advanced Options Tab Click AddLow-Priority Ratio Fifo Packet ThresholdConcurrent UDP Streams Natural Packet IntervalThis option disables the receive packet buffer Disable Switch Packet PrioritizationDisable Receive Packet Buffering Troubleshooting Hubs with Crossover Cable Crossover CableTo make a crossover cable, connect TD+ to RD+ and TD- to RD Figure C-1Straight-Through and Crossover Cable PinoutsWorld Wide Web Site Online Technical Services3Com Bulletin Board Service Access by Digital Modem 3ComFacts Automated Fax ServiceAccess by Analog Modem 408 654To use 3ComForum 3ComForum on CompuServe Online ServiceSupport from Your Network Supplier Log on to CompuServeSupport from 3Com Regional Sales Office Telephone Number 3Com Corporation3Com Ireland Country Telephone Number Fax Number Returning Products for RepairTo obtain an RMA number, call or fax Index NumbersIndex NIC Page 3Com Corporation Limited Warranty FCC Class B Statement FCC Declaration of Conformity Page Page Page Page Page