PictureTel III ISA manual Double-click the 3Com icon in the taskbar tray, Restart the PC

Page 67

Changing the I/O Base Address or the Interrupt Request Level

5-3

Windows NT

Follow these steps to change the IRQ level assignment or the I/O base address in a Windows NT PC:

1Double-click the 3Com icon in the taskbar tray.

The General tab of the 3Com NIC Diagnostics program appears.

2Select the Configuration tab.

3Select the resource (I/O base address or interrupt request level) that you want to change in the Network Parameter column of the list box.

The current value for that parameter appears in the Set Value entry box.

4Scroll to the value that you want to assign, and then click OK.

5If you change the I/O base address, before you restart Windows NT, make sure that the address that you assign matches the I/O base address on the Adapters tab screen. Follow these steps to verify the base addresses:

a Double-click the My Computer icon, double-click the Control Panel icon, double-click the Network icon, and then select the Adapters tab.

3Com EtherLink III (3C509) ISA Adapter is selected.

b Click Properties.

The I/O Port Address value appears in the scroll box on the 3Com EtherLink III Adapter Card Setup screen.

Ensure that this value matches the value set in step 4. To change this value, scroll to the matching value, and then click OK.

cClick OK to close the 3Com NIC Diagnostics program.

6Restart the PC.

The hardware conflict should be resolved. If not, consult your system administrator.

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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