3Com XLPCI manual Support from Your Network Supplier, Online Technical Services

Page 63

D	TECHNICAL SUPPORT

Support from Your Network Supplier

If assistance is required, contact your computer supplier for support and service of your 3Com network interface card. When you contact your for assistance, have the following information ready:

■Product model name, part number, and serial number

■A list of system hardware and software, including revision levels

■Diagnostic error messages

■Details about recent conﬁguration changes, if applicable

If you are unable to contact your network supplier, see the following section on how to contact 3Com.

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, 3Com recommends that you access the 3Com Corporation World Wide Web site.

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 (3Com BBS)

■3ComFactsSM automated fax service

Image 63

Contents EtherLink XL PCI 10 Mbps Network Interface Cards User Guide 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents Changing Configuration Settings Troubleshooting Network Connection Problems Page Figures Tables About this Guide Finding Speciﬁc Information in This GuideIf you are looking for Turn to Bold-face type ConventionsIcon Description Convention DescriptionNetwork Interface Card InstallingPreparing for Installation NIC Model Cable Connector Transceiver Network SegmentMaximum Inserting the NIC 2Installing the 3C900B NIC RJ-45 Port Connecting to the NetworkBNC Port 4Connecting to the BNC Port on the 3C900B-COMBO NICAUI Port 5Connecting to the AUI Port on the 3C900B-COMBO NICOff Interpreting the Link LEDMeaning RJ-45 StateWindows Network DriverSpeciﬁed ﬁelds of the Identiﬁcation tab screen, enter Windows 95 BuildEnter your user name and password, and then click OK Click CloseClick Yes Windows 95 OSR2 Insert EtherDisk diskette 2 in drive a and click NextClick Finish Windows 95 prompts you to reboot Windows NT Conﬁrming InstallationWindows NT Click the Adapters tabClick Add 8CHAPTER 2 Installing the Network Driver Click Add Adapter Click Close Click OK in the Network Settings windowRunning AutoLink Software Novell NetWare Client DriverNetWare Novell NetWare Server DriverSave and exit the ﬁle, and then reboot the server NetWare 4.10Multiple NICs 3c90xcfg.exe Network Text File Name Network Driver Name Operating System Supported Network DriversRunning Diagnostic Programs TroubleshootingDouble-click the 3Com icon in the Windows system tray 3Com DOS Diagnostic Program3Com NIC Diagnostics Program Running NIC Tests13Com NIC Diagnostics General Screen Click the Diagnostics tabRunning the Echo Test Click StartOn both PCs On the responding PCOn the sending PC Close all open windows when the Echo test is ﬁnished 63Com NIC Diagnostics Support Screen 3Com Support ServicesClick the Support tab Accessing the Help SystemWindows 95 and Windows NT Removing NIC SoftwareQuestionAnswer Frequently Asked QuestionsQuestion Answer Make sure that your IP protocol does not compute the CRC Fast IP is designed to bypass the router, particularly where Page Option Default Setting Available Settings Changing Configuration SettingsUsing the DOS Conﬁguration Program Running the 3Com NIC Diagnostics ProgramDisplaying Conﬁguration Settings Running the 3Com NIC Diagnostics Program 33Com NIC Diagnostics Properties Screen Changing Conﬁguration SettingsEnabling Pace Support 43Com DynamicAccess Setup ScreenPage Specifications SpeciﬁcationsCabling Requirements Twisted-Pair Cable 10BASE-T OperationCategory Use 10BASE-T Speciﬁcations RJ-45 Connector Pin AssignmentsPage Operational Settings Fifo Packet ThresholdConcurrent UDP Streams Natural Packet Interval Disable Switch Packet PrioritizationOption Descriptions Low-Priority RatioDisable Receive Packet Buffering Changing Operational SettingsChanging Ranges and Protocols Troubleshooting Network Connection Problems Eliminating Potential Causes of ProblemsConnect a straight-through cable from the PC to the hub Crossover cable Troubleshooting Hubs with Crossover CableSupport from Your Network Supplier Online Technical Services3Com Bulletin Board Service Access by Analog ModemWorld Wide Web Site 408 727 3ComFacts Automated Fax ServiceAccess by Digital Modem 408 654Page Numbers IndexLANSRV.TXT 10BASE-TA-3 Page 3Com Corporation Limited Warranty FCC Class B Statement FCC Declaration of Conformity