PictureTel III ISA Online Technical Services, World Wide Web Site, 3Com Bulletin Board Service

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D	TECHNICAL SUPPORT

3Com provides easy access to technical support information through a variety of services. This appendix describes these services.

Information contained in this appendix is correct at time of publication. For the very latest, we recommend that you access 3Com Corporation’s World Wide Web site as described below.

Online Technical Services

3Com offers worldwide product support 24 hours a day, 7 days a week, through the following online systems:

■World Wide Web site

■3Com Bulletin Board Service (3ComBBS)

■3ComFactsSM automated fax service

■3ComForum on CompuServe® online service

World Wide Web Site

Access the latest networking information on 3Com Corporation’s World Wide Web site by entering our URL into your Internet browser:

http://www.3com.com/

This service features the latest information about 3Com solutions and technologies, customer service and support, news about the company, NetAge® Magazine, and more.

3Com Bulletin Board Service

3ComBBS contains patches, software, and drivers for all 3Com products, as well as technical articles. This service is available through analog modem or digital modem (ISDN) 24 hours a day, 7 days a week.

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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 To Obtain an IP Address Automatically To Conﬁgure Dynamic Access SoftwareTo Not Save Installation Settings Running the AutoLink Install ProgramChecklist NIC Test Network Test Uninstalling the NICPerforming Automated Installations Installing from a DisketteTroubleshooting Hubs with Crossover Cable C-1 Disable Receive Packet BufferingLow-Priority Ratio Natural Packet Interval Select Device Screen Update Device Driver Wizard ScreenDNS Conﬁguration Screen Save Installation Settings Screen Parameters for 3C509B NIC Models Option SettingsDiagnostic Programs TablesPage About this Guide How to Use This GuideIf you are looking for Turn to Convention Description ConventionsList conventions that are used throughout this guide Icon Alerts you toNetwork Interface Card Overview Network Interface Card InstallationMaximum NIC Model Cable Connector Transceiver Network SegmentBefore You Begin 3Com 3C509B EtherDisk diskettes 1Installing the NIC 2Installing the 3C509B NIC Go to Link LED later in this chapter Connecting to the Network4Connecting to the BNC Port on the 3C509B-TPC NIC Describes the LED states If the NIC LED indicates a problem, check the followingLink LED Go to the next sectionPage Selecting the Type of Installation Setup for Custom InstallationExpress Installation Multiple NIC Installations Windows 95 SetupCustom Installation Future installations3Com Installation Wizard Windows 95 SetupFollow these steps to perform the preinstallation procedure Performing the Preinstallation ProcedureClick OK Conﬁguring the NIC in a Plug and Play PC Turn the power on and boot WindowsInsert EtherDisk diskette 1 in drive a Click Next 3Com Installation Wizard starts. Go to ChapterClick Finish Next step is to conﬁgure the NIC Plug and Play is disabled on the NICDisabling Plug and Play on the NIC DOS Pnpdsabl screen appears, as shown in FigureAdd New Hardware Wizard starts and displays the ﬁrst screen Conﬁguring the NICSelect No, and then click Next 8Install from Disk Screen 10I/O Range Assigned to the NIC Screen Windows NT SetupWindows NT Setup Select OEM Option screen appears Network screen appearsFollow these steps to perform a Custom installation Custom InstallationConﬁguring the NIC To Accept Conﬁguration SettingsTo Modify Conﬁguration Settings Testing the NIC and the Network ConnectionFollow these steps to test the network connection Follow these steps to test the NICMessage conﬁrms that the NIC is functioning correctly Network Connection Test screen appears, as shown in FigureSelect the No radio button Click Next Installing TCP/IP Under WindowsTo Not Install TCP/IP To Install TCP/IPGo to Conﬁguring DNS later in this chapter Conﬁguring TCP/IP Under WindowsTo Obtain an IP Address Automatically Follow these steps to obtain an IP address automaticallyClick Add New Gateway to add the new gateway conﬁguration To Specify an IP Address ManuallyMessage conﬁrms that the DNS connection is functioning Conﬁguring DNSTo Obtain a DNS Address Automatically Follow these steps to obtain a DNS address automaticallyNext step is to identify your PC on the network To Specify a DNS Address ManuallyFollow these steps to specify a DNS address manually New server appears in the Servers list boxType the name of your computer Next step is to conﬁgure DynamicAccess softwareIdentifying Your PC on the Network Follow these steps to enter ﬁeld dataTo Not Conﬁgure DynamicAccess Software Conﬁguring DynamicAccess SoftwarePace Support Setup screen appears, as shown in Figure To Conﬁgure DynamicAccess SoftwareDouble-click the 3Com Pace Conﬁg icon shown in Figure To Not Save Installation Settings Repeating a Previous InstallationSelect the Yes radio button, and then click Next To Save Installation SettingsClick Finish Installation Complete screen appears, as shown in FigureWindows Completing the Installation and ConﬁgurationClick Yes Click Close Windows NT19Microsoft TCP/IP Properties Screen Choose a method to conﬁgure TCP/IPSelect the Specify an IP address radio button Page AutoLink Requirements ConfigurationRunning the AutoLink Install Program Under WindowsI N N U AutoLink program menu is displayedNetwork Text File Name Network Driver Name Operating System Installing Other Supported Network DriversObtaining NetWare Loadable Modules NetWare Server NLM NameNIC Conﬁguration screen is displayed, as shown in Figure Removing NIC SoftwareNIC software is removed from your PC Select Conﬁgure NIC and press EnterSelect Auto Conﬁgure and press Enter Reconﬁguring the NICFollow these steps to conﬁgure the 3C509B ISA NIC for an Changing NIC Conﬁguration from ISA to EisaChanging NIC Conﬁguration from Eisa to ISA Option Default Setting Supported Settings Changing Conﬁguration SettingsFollow these steps to change the conﬁguration settings Page Checklist Windows 95 Windows NT TroubleshootingResolving Hardware Conﬂicts in Windows 95 and Windows NT Close all open windows and restart the PC System Properties window is displayedDouble-click the 3Com icon in the taskbar tray General tab of the 3Com NIC Diagnostics program appearsRestart the PC 3Com EtherLink III 3C509 ISA Adapter Bus screen appears Installing Multiple NICs in a Windows NT PCInstalling the First NIC Setup program copies ﬁles, and the Network screen reappearsFiles are copied, and the Network screen reappears Installing Subsequent NICsSetup program displays a warning message Microsoft TCP/IP Properties screen appearsMessages are displayed, and you are prompted to reboot Windows 95 and Windows NT TroubleshootingDiagnostic Testing Under Windows 95 and Windows NT Starting the 3Com NIC Diagnostics ProgramConﬁguration DiagnosticsDynamicAccess Tab Description GeneralRunning Tests Uninstalling the NICClick Remove Click OK Reinstalling NIC SoftwareClick Install Performing Automated InstallationsInstalling from the Hard Disk Installing from a DisketteDiagnostic Testing Under Windows Windows TroubleshootingSelect the NIC you want to test and press Enter Starting the DOS Conﬁguration and Diagnostic ProgramIf multiple NICs are installed, each NIC is listed Running the Group 1 TestsAssembling a Loopback Plug Failure in this test usually indicates a cabling problemRunning the Group 2 Test Follow these steps to run the Group 1 testsStarting the Group 2 Test Setting Up an Echo ServerFollow these steps to set up an echo server Running the Group 3 TestDiagnostic NIC Installed Program Name Echo Server Main window of the diagnostic program is displayedStarting the Group 3 Test Getting Help If a Test Fails NIC Speciﬁcations SpecificationsAUI Connector Pin Assignments RJ-45 Connector Pin AssignmentsPin Function TypeExample Cable SpeciﬁcationsPage Additional Ranges tab is shown in Figure B-1 Additional Ranges TabClick Add Advanced Options TabNatural Packet Interval Fifo Packet ThresholdConcurrent UDP Streams Low-Priority RatioDisable Receive Packet Buffering Disable Switch Packet PrioritizationThis option disables the receive packet buffer Crossover Cable Troubleshooting Hubs with Crossover CableFigure C-1Straight-Through and Crossover Cable Pinouts To make a crossover cable, connect TD+ to RD+ and TD- to RD3Com Bulletin Board Service Online Technical ServicesWorld Wide Web Site 408 654 3ComFacts Automated Fax ServiceAccess by Analog Modem Access by Digital ModemLog on to CompuServe 3ComForum on CompuServe Online ServiceSupport from Your Network Supplier To use 3ComForumRegional Sales Office Telephone Number 3Com Corporation Support from 3Com3Com Ireland To obtain an RMA number, call or fax Returning Products for RepairCountry Telephone Number Fax Number Numbers IndexIndex NIC Page 3Com Corporation Limited Warranty FCC Class B Statement FCC Declaration of Conformity Page Page Page Page Page