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HP Embedded Firewall Series User's Manual

1. 55 12 Troubleshooting the NIC Troubleshooting Remote Wake Up If your computer does not boot in response to a Remote Wake Up event perform these troubleshooting steps li NOTE Wake On Error is enabled by default 1 Make sure that you are using the latest driver for the NIC This driver is shipped with the NIC on the 3Com Installation CD It can also be downloaded from the 3Com Software Library Point your Web browser to the 3Com home page http www 3com com Under Service and Support click Software Drivers and INFs 2 Check the computer BIOS Boot the computer and enter the BIOS For instructions on entering the BIOS refer to the computer documentation or consult the computer vendor e Locate the Wake Up on LAN event setting e Verify that the setting is enabled 3 If the previous steps have failed install a known functioning Remote Wake Up NIC in the computer If Remote Wake Up works with the new NIC installed consult your computer vendor for a replacement NIC e If Remote Wake Up does not work with the new NIC installed there may be a problem with the computer motherboard Consult your computer manufacturer Troubleshooting a Network Connection When working with 10BASE T or 100BASE TX cabling concentrators and NICs from different vendors it is possible to connect everything but still have no network communication NOTE For additional network troubleshooting information see Running the NI
2. Removing the 3Com NIC Diagnostics Program The 3Com NIC Diagnostics Program can be removed using the Add Remove Programs Wizard in Windows or by using the 3Com Installation CD For instructions on using the Add Remove Programs Wizard in Windows refer to your Windows documentation To remove the 3Com NIC Diagnostics program using the 3Com Installation CD 1 2 YO wu A W DA AN Start Windows Insert the 3Com Installation CD in the CD ROM drive The Welcome screen appears Click NIC Software ck NIC Drivers and Diagnostics ck Installation Utilities ck Remove Diagnostics ck Proceed and then follow the prompts on the screen 65 13 Running NIC Diagnostics 66 Specifications and Cabling Requirements This appendix lists the specifications standards conformance cable requirements and connector pin assignments for the 3Com 10 100 Secure 3CR990B NIC 3CR990B 97 NIC Specifications The following table provides environmental interface and standards information for the 3CR990B 97 NIC Hardware Memory Bus interface PCI master Dimensions Power requirement 128 KB external RAM PCI Local Bus Specification Revision 2 2 Supports bus master scatter gather DMAs Length 13 31 cm 5 24 in Height 8 51 cm 3 35 in 5 V 5 operating 1 26A maximum for normal operation 375 mA for low power mode Network Interface 10 Mbps Ethernet 10BASE T 100 Mbps Ethernet 100BASE TX
3. Description Requirement s 3Com NIC Diagnostics Program for Windows Configure the NIC locally using the 3Com NIC Diagnostics program for Windows 1 Make sure that the 3Com NIC diagnostics program is installed See Installing the 3Com NIC Diagnostics Program on page 46 for installation instructions See Using the 3Com NIC Diagnostics Program on page 47 for usage instructions 2 Open the Windows Start menu 3 Select Programs and then 3Com NIC Utilities 4 Click 3Com NIC Doctor Windows 2003 Windows XP Windows 2000 Windows NT 4 0 or Windows 98 SE 3Com Configuration and Diagnostics program for DOS Configure the NIC locally using the 3Com Configuration and Diagnostics program for DOS 1 Copy 3c99xcfg exe from the 3Com Installation CD to the root directory of a DOS bootable diskette 2 Rebootthe computer using the DOS bootable diskette 3 Enter at the DOS prompt a 3c99xcfg exe See Using the 3Com DOS Configuration Program on page 48 for more information Customers running Japanese DOS must switch to U S mode DOS before running this program DOS or NetWare DMI 2 0 or 2 05 Configure the NIC remotely using the 3Com DMI Agent software See Installing the 3Com DMI Agent on page 72 for more information 3Com DMI Agent and a DMI compatible browser or a network management application that supports DMI 2 0 or 2 05 Windows Property Settings Configure th
4. Identifying the Slot Number If you do not know the slot number of the NIC you are installing follow the instructions below to identify the slot number 1 2 N OU a Press the Ctrl and Esc keys on your keyboard Go to system console At the system console type Load 3C99X This loads the driver At the system console type config Look for the driver name of the 3Com NIC Note the slot number used by the NIC Type Unload 3C99X at the system console Press the Ctrl and Esc keys on your keyboard Go to nwconfig Verifying or Modifying NIC Parameters Verifying or Modifying NIC Parameters When a NIC configuration is saved the NetWare install program adds load and bind statements to the autoexec ncf file By accessing this file you can verify the parameters configured for each NIC modify them or enter additional parameters A valid autoexec ncf file is shown below One set of 1oaa and bind commands is shown for each frame type the NIC is configured to support set Time Zone PST8PDT set Daylight Savings Time Offset 1 set Start Of Daylight Savings Time APRIL SUNDAY FIRST 2 00 00 AM set End Of Daylight Savings Time OCTOBER SUNDAY LAST 2 00 00 AM set Default Time Server Type SINGLE set Bindery Context O LAN WARNING file se
5. Substitute a known working cable Check the length and rating of the cable Make sure that the cable complies with 10BASE T 100BASE TX or 100BASE FX recommendations Make sure that you are running the latest BIOS for your computer If he BIOS has not been upgraded in the previous 12 months contact he computer manufacturer to obtain the current version of the BIOS software Run the NIC and Network Tests as described in Running the NIC Diagnostics Tests on page 62 If the tests fail replace the NIC with a known working NIC and run the ests again using the same configuration settings as those used on the ailed NIC If the working NIC passes all tests the original NIC is probably defective For information on product repair see Obtaining Support for your Product on page 75 Review the known problems and solutions found in the following areas e 3Com Knowledgebase e 3Com NIC Help system e Release Notes and Frequently Asked Questions See Accessing 3Com Support Databases on page 53 for instructions on using these databases The 3Com Software Library is your World Wide Web connection to software drivers and INF files for all 3Com products Point your browser to the 3Com Web page http Awww 3com com Under Service and Support click Software Drivers amp INFs The Clean Up Failed Installation program is located on the installation CD See Cleaning Up A Failed Installation on page 54 for instructions
6. e Half Duplex sets the NIC to operate in half duplex mode You must also set the NIC Media Type setting Note If you are running Windows 2003 Windows XP or Windows 2000 changes made to the Duplex setting though the 3Com NIC Diagnostics are not reflected in the registry unless you also change the Media Select property setting in Windows 1 In the Device Manager window double click Network adapters Right click the 3CR990B NIC and select Properties Select the Advanced tab WN 4 Select Media Select in the property list and make the appropriate setting change in the Value list continued 43 11 Configuring the NIC 44 Option Description Settings Media Type Determines the type of media your network is using e AUTO SELECT e Auto Select allows the NIC to automatically select the 100BASE TX Media Type for you 100 Mbps e If you set the NIC Duplex setting to Auto Select the e 1OBASE T Media Type is automatically set to Auto Select 10 Mbps e If you set the NIC Duplex setting manually you must e 100BASE FX set the Media Type setting manually 100 Mbps Note If you are running Windows 2003 Windows XP or Windows 2000 changes made to the Media Type setting though the 3Com NIC Diagnostics are not reflected in the registry unless you also change the Media Select property setting in Windows 1 In the Device Manager window double click Network adapters 2 Right click the 3CR990B NIC and se
7. 2 0 or 2 0s to verify that the 3Com NIC is present i NOTE If you have 3Com DynamicAccess Advanced Server features and a foreign non 3Com NIC installed the foreign NIC is displayed as a 3Com NIC in the DMI browser Refer to the 3Com DMI Agent User Guide or contact your system administrator for instructions 73 B Installing the 3Com DMI Agent 74 Obtaining Support for your Product Register Your Product to Gain Service Benefits To take advantage of warranty and other service benefits you must first register your product at http eSupport 3com com 3Com eSupport services are based on accounts that you create or have authorization to access First time users must apply for a user name and password that provides access to a number of eSupport features including Product Registration Repair Services and Service Request Purchase Value Added Services To enhance response times or extend warranty benefits contact 3Com or your authorized 3Com reseller Value added services can include 24x7 telephone technical support software upgrades onsite assistance or advance hardware replacement Experienced engineers are available to manage your installation with minimal disruption to your network Expert assessment and implementation services are offered to fill resource gaps and ensure the success of your networking projects More information on 3Com Extended Warranty and Professional Services is available at http www 3com com
8. Ethernet IEEE 802 3 industry standard for a 10 Mbps baseband CSMA CD local area network Ethernet IEEE 802 3u industry standard for a 100 Mbps baseband CSMA CD local area network Environment Operating temperature Storage temperature Operating humidity Storage humidity Altitude 32 to 158 F 0 to 70 C 22 to 194 F 30 to 90 C 10 to 90 noncondensing 10 to 90 noncondensing 300 to 3 000 m 984 ft to 9 840 ft Standards Conformance EEE 802 3 10BASE T EEE 802 3u 100BASE TX EEE 802 3x full duplex auto negotiation and flow control EEE 802 1p General Attribute Registration protocol for multicast addresses EEE 802 1Q VLAN Tagging Microsoft PC97 Microsoft PC98 Microsoft PC99 PCI 2 1 and 2 2 DMI 1 0 and 2 0 ACPI 1 0 SMBus 2 2 WBEM CIM WMI 67 A Specifications and Cabling Requirements 68 3CR990B FX 97 NIC Specifications The following table provides environmental interface and standards information for the 3CR990B FX 97 NIC Hardware Memory Bus interface PCI master Dimensions Power requirement 128 KB external RAM PCI Local Bus Specification Revision 2 2 Supports bus master scatter gather DMAs Length 13 65 cm 5 375 in Height 8 41 cm 3 31 in 5 V 5 operating 1 26A maximum for normal operation 375 mA for low power mode Network Interface 100 Mbps Ethernet 100BASE FX Ethernet IEEE 802 3u industry standard for a 100 Mbps fiber l
9. Places and select Properties from the menu 2 Check connections in the Network and Dial up Connections window 4 Windows 2000 Driver Installation 10 Windows NT 4 0 Driver Installation This chapter explains the following tasks on a computer running Windows NT 4 0 e Install the network driver and NIC software using the 3Com Installation CD Verify the network driver installation To obtain the latest version of a driver go to http www 3com com Search for 3CR990B and drivers The network driver can be used in both Microsoft and NetWare network environments Installing the Network Driver Before you begin make sure that e All installation requirements are met See Minimum Installation Requirements on page 1 e The NIC is installed See Installing and Connecting the NIC on page 3 e You have Network Administrator privileges To install the driver 1 Turn on the power to the PC 2 Double click the My Computer icon the Control Panel icon and then the Network icon Select the Adapters tab 4 Click Add The Select Network Adapter dialog box appears 5 Click Have Disk The Insert Disk dialog box appears 6 Insert the 3Com Installation CD in the CD ROM drive If the main menu appears click Exit At the OEM Option dialog box type in the path of the CD and then click OK 8 Make sure the 3Com NIC is selected and then click OK If this is the first time setting up the network Windows may prompt you
10. Server e Windows XP e Windows 2000 e Windows NT 4 0 e Windows 98 SE e NetWare 5 x and 6 x e Linux 2 4 Your Windows operating system should have the latest service pack installed Minimum Installation Requirements Your client computer or server must meet the following requirements before you can successfully install the 3CR990B NIC e Processor client or server Intel Pentium or above e Available bus mastering PCI slot conforming to PCI 32 bit specifications revision 2 2 e CD ROM drive Installation Overview Installing the NIC involves completing the following tasks e Registering the product e Installing the NIC in the computer e Connecting the NIC to the network e Installing the network driver e Enabling data encryption offloads 1 Installing and Connecting the NIC Safety Precautions Observe the following safety precautions BI H B WARNING Computers operate with voltages that can be lethal Before removing the cover turn off the computer and unplug it Disconnect all cables that are connected to the main system unit Remove jewelry from your hands and wrists Use insulated or nonconductive tools CAUTION The NIC is packed in an antistatic container to protect it during shipment Do not touch the components or any metal parts on the NIC except for the backplate To avoid damaging the NIC or the computer reduce static electricity on your body by wearing an electrostatic discharge wrist strap att
11. Speed Internet window 3 Windows XP Driver Installation Windows 2000 Driver Installation This chapter explains the following tasks on a computer running Windows 2000 e Install the network driver and NIC software using the 3Com Installation CD Verify the network driver installation To obtain the latest version of a driver go to http www 3com com Search for 3CR990B and drivers The network driver can be used in both Microsoft and NetWare network environments Installing the Network Driver 1 Make sure that the NIC is installed in the computer as described in Installing and Connecting the NIC on page 3 2 Turnon the power to the computer 3 Insert the 3Com Installation CD in the CD ROM drive If the main menu appears click Exit Windows detects the NIC The Found New Hardware Wizard starts Click Next The Install Hardware Device Drivers screen appears Make sure Search for a suitable driver for my device recommended is selected and then click Next The Locate Driver Files screen appears Make sure CD ROM drives is selected and then click Next The system detects the NIC The Driver Files Search Results screen appears Click Next The Completing the Found New Hardware Wizard screen appears with the name of the installed NIC Click Finish The driver is installed Verifying the Network Driver Installation To verify successful NIC installation 1 Right click My Network
12. are properly installed After the driver has been reinstalled reinstall the 3Com NIC Diagnostics program See Installing the 3Com NIC Diagnostics Program on page 46 for instructions Troubleshooting the Network Connection If you encounter problems with using the NIC or connecting to the network check the table below for troubleshooting tips Li NOTE Before inserting or removing the NIC from the computer turn the computer power off and unplug the power cord Tip Description Check the NIC hardware installation Check the NIC software installation Check the network connection Check the computer BIOS Run the NIC diagnostic tests Check the 3Com support databases Download the latest NIC driver Run the Clean Up Failed Installation program Make sure that the NIC is installed correctly in a PCI slot Check for specific hardware problems such as broken traces or loose or broken solder connections See Installing and Connecting the NIC on page 3 Make sure that the NIC software is installed correctly in the computer See the appropriate chapter for your operating system for information about contirming that the NIC and driver are properly installed e Inspect all cables and connections Make sure that the cable complies with length and rating specifications described in Preparing the NIC and the Computer on page 2 e Examine the cable for obvious signs of damage wear or crimping
13. balancing is restored when new connections are established with clients If the primary NIC fails a secondary NIC takes over packet reception for the group Bidirectional load balancing is restored after a failure when applications create new connections and new clients log in as illustrated in the following figure Bidirectional load balancing Primary Failure Secondary Failure Server 2 i pt Primary Secondaries Primary Secondaries Primary Secondaries Siren Server Features Using Other NICs VLANs A virtual LAN VLAN is a group of location independent and topology independent devices that communicate as if they were on the same physical LAN Network devices on different LAN segments and of different media types can be members of the same VLAN Membership in a VLAN is determined by a VLAN tag that is transmitted with the Ethernet frame for use by a switch With VLANs you can define a network according to e Organizational groups For example you can have one VLAN for the Marketing department and one for the Finance department e Application groups For example you can have one VLAN for e mail users and one for multimedia users Implementing VLANs on a network has these advantages It eases the change and movement of devices on IP networks With traditional IP networks if users move to a different IP subnet the IP addresses of each workstation must be updated manually With VLANs installed if an
14. communications across a public IP network Offloading Encryption Processing You can configure any two or more computers running Windows 2003 Windows XP or Windows 2000 to perform IPSec encryption by changing the Local Security Setting in the operating system With most non 3CR990B NICs all the IPSec processing is done by the host central processing unit CPU which significantly diminishes CPU performance The 3CR990B NIC can offload all the encryption processing from the host CPU thereby freeing the CPU to work on other tasks Selecting Basic or Strong Encryption Processing The 3CR990B NIC provides Data Encryption Standard DES 56 bit encryption processing and 3DES 3DES 168 bit encryption processing You can configure the 3CR990B NIC to process data packets encrypted with either DES basic or 3DES strong algorithms DES and 3DES are IPSec bulk encryption algorithms for coding data DES encrypts 64 bit data blocks using a 56 bit key DES can be applied in several modes 3DES Triple DES achieves a higher level of security by encrypting the data three times using DES with three different unrelated keys 3DES is also known as 168 bit data encryption 23 9 Installing and Configuring Data Encryption Offloads 24 Configuring IPSec in Windows 2003 Windows XP and Windows 2000 The 3CR990B NIC accelerates IP security IPSec data encryption from supported operating systems that provide this offload capability This f
15. customer support databases about the NIC in three categories e Release notes Display tips about installing and using the NIC Frequently asked questions Display common questions asked by customers and answered by 3Com support experts e Knowledgebase topics Display NIC compatibility topics 53 12 Troubleshooting the NIC 54 Troubleshooting the NIC Installation If you encounter any of the following problems or error messages follow the steps in Cleaning Up A Failed Installation later in this chapter to resolve the problem Problems or Error Messages AredXoraA yellow exclamation point appears by the name of the NIC in the Windows Device Manager The Network Neighborhood icon does not appear on the Windows desktop The NIC does not appear in the Network Configuration or Properties window The NIC fails to authenticate the firmware image that the driver downloads and then the following error message appears in the Microsoft Event Viewer DownloadRunTimelmage Download Firmware Failed Image Authentication Error This device is not present not working properly or does not have all of the driver installed Code 22 Error Windows was unable to locate a driver for this device Error You have selected a plug and play adapter Please turn off your machine and install the adapter Then turn on your machine and reinstall Cleaning Up A Failed Installation If you encount
16. 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 l
17. end station on VLAN 1 is moved to a port elsewhere on the network you need only to specify that the new port is on VLAN 1 It helps to control traffic With traditional networks congestion can be caused by broadcast traffic that is directed to all network devices whether they require it or not Each VLAN can be set up to contain only those devices that need to communicate with each other increasing network efficiency It provides extra security Devices within each VLAN can communicate only with member devices in the same VLAN If a device in VLAN 1 needs to communicate with devices in VLAN 2 the traffic must cross a router The 3CR990B NIC multiple VLAN capability supports IEEE 802 1Q VLAN tagging and works with any switch that complies with IEEE 802 1Q specifications Refer to your Ethernet switch documentation for more information on IEEE 802 1Q VLANs Server Features Using Other NICs Up to two foreign NICs those that are not 3Com server NICs are allowed in one group per server For guidelines on using foreign NICs see Planning the Configuration on page 33 31 10 Installing 3Com Advanced Server Features for Windows 32 Installing 3Com Advanced Server Software Follow these steps to install 3Com Advanced Server DynamicAccess software 1 Make sure that the NIC and the network driver are properly installed in your computer 2 Start Windows w N QOU A 10 Insert the 3Com Installation CD in
18. for the new security policy that you are creating You can enter a description to help you identify this policy Click Next The Requests for Secure Communication screen appears 7 Clear the Activate the default response rule check box 8 Click Next and then Finish 10 11 A screen appears with the name of the new security policy in the title bar Click Add The Security Rule Wizard starts Click Next The Tunnel Endpoint screen appears Enable the default option This rule does not specify a tunnel and then click Next The Network Type screen appears 25 9 Installing and Configuring Data Encryption Offloads 26 12 Enable the default option Alf network connections and then click Next The Authentication Methods screen appears 13 Enable the Use this string to protect the key exchange preshared key option type the appropriate string text in the entry field and then click Next Creating a Filter This sequence creates a filter for the policy The IP Filter List screen appears 1 Click Add A new IP Filter List screen appears 2 Enter a name for the filter and then click Add The IP Filter Wizard starts 3 Click Next The IP Traffic Source screen appears 4 Click Next The IP Traffic Destination screen appears 5 Select A Specific IP Address in the pull down list The IP Address entry box appears on the IP Traffic Destination screen 6 Enter destination IP address and then click Next The IP
19. it must also be enabled for all other NICs in the group Microsoft Task Offload Support tt is possible to form a group of NICs that have different levels of support for Microsoft Task Offload features TCP Checksum TCP Segmentation and IPSec In this case the offload support is limited to the features supported by all NICs in the group For example if two NICs in a group support all offload features but one NIC supports only TCP Checksum then offload support for the group is limited to TCP Checksum e Observe these VLAN configuration guidelines Lt Assign a VLAN ID number to each VLAN If you are not using a DHCP server each VLAN that is using IP services requires an IP address and subnet mask 3Com Advanced Server software supports as many as 16 VLANs per server Each VLAN bound to TCP IP must exist on a separate IP subnet DHCP servers used to allocate IP addresses must be located on the same IP subnets as the VLANs Each VLAN bound to the IPX SPX protocol must use a unique network number To avoid problems associated with blocked multicast streams configure end stations that support the IEEE 802 1p GARP Multicast Registration Protocol specification GMRP on separate switch segments from stations that do not support it Under Windows 2003 and Windows 2000 when VLANs are enabled the Windows 802 1p Support property must be disabled for all the underlying miniports The following memory requirements are for multiple VLAN config
20. press any key to continue The BIOS continues to the next device in the boot order for example the local hard drive NOTE To cancel the network boot press Esc anytime during the network boot process Non BBS BIOS Compatible PCs To enable a non BBS BIOS compatible computer to boot from the network using the MBA boot ROM 1 Make sure that the NIC boot ROM setting is Enabled See Enabling or Disabling the Boot ROM Setting on page 49 for instructions 2 Change the MBA default boot setting from Local to Network To change the default boot setting or any other MBA configurations use the MBACFG utility or press Ctrl Alt B when the following message appears Initializing MBA Press Ctrl Alt B to configure NOTE For more information on using configuring and troubleshooting the MBA boot ROM refer to the Managed PC Boot Agent User Guide located with the MBA software on the 3Com Installation CD Disabling the 3Com Logo To disable the 3Com logo that appears during startup 1 Make sure that the NIC the network driver and the 3Com NIC Diagnostics program are installed 2 Open the Windows Start menu 3 Select Programs and then 3Com NIC Utilities 4 Click 3Com NIC Doctor The 3Com NIC Diagnostics General screen appears 5 On the General screen make sure that the check box next to Show 3Com Logo on Startup is not selected 6 Exit the 3Com NIC Diagnostics program Troubleshooting the NIC This chapter describes
21. procedures for locating problems you might have with the 3Com 10 100 Secure 3CR990B NIC It explains how to e Interpret the NIC LEDs e Access 3Com support databases e Troubleshoot NIC installation problems e Troubleshoot NIC and network connection problems e Troubleshoot Remote Wake Up e Remove the network driver NOTE To access a database of technical information that can help you diagnose and solve NIC installation configuration and upgrade problems go to http knowledgebase 3com com Interpreting the NIC LEDs The 3CR990B NICs have light emitting diodes LEDs as described in the following tables that can assist with network troubleshooting 3CR990B 97 NIC LED State Meaning YEL 100 GRN 10 Yellow f drivers are installed the 100BASE TX connection is active f drivers are not installed the NIC is receiving power Green f drivers are installed the 10BASE T connection is active f drivers are not installed the NIC is receiving power Off Something is preventing the connection between the IC and the hub or switch Blinking The cable polarity is reversed Try a different network cable or contact your system administrator ACT activity Blinking Network traffic is present Steady Heavy network traffic is present Off No network traffic is present 51 12 Troubleshooting the NIC 3CR990B FX 97 NIC LED State Meaning 100 LNK Green If drivers are installe
22. setting made through the 3Com NIC Windows Diagnostics program or the 3Com DOS Diagnostic program 5 Continue this procedure for other options For more information on a specific option select the option and press F1 NOTE Press Esc to return to a previous screen If a secondary window is open press Esc to close the window Configuring the Managed PC Boot Agent MBA Configuring the Managed PC Boot Agent MBA This section explains how to configure the Managed PC Boot Agent MBA boot ROM to boot from the network NOTE For detailed information on using configuring and troubleshooting the MBA boot ROM refer to the Managed PC Boot Agent User Guide located with the MBA software on the 3Com Installation CD Enabling or Disabling the Boot ROM Setting The default NIC boot ROM setting is Disabled This setting must be enabled to boot from the network To enable or disable the NIC boot ROM setting 1 Make sure that the NIC is installed and is connected to the network and that the NIC driver is installed 2 Open the Windows Start menu 3 Select Programs and then 3Com NIC Utilities 4 Click 3Com NIC Doctor The 3Com NIC Diagnostics General screen appears 5 Select the Configuration tab The Configuration screen appears 6 Under Network Parameter select NetBoot ROM 7 Openthe Set Value list box and select Enabled to enable the boot ROM or Disabled to disable the boot ROM 8 Click OK to save the setting and exit the pr
23. tab In the General window select DynamicAccess Protocol and click Uninstall Windows NT 4 0 To remove 3Com DynamicAccess Advanced Server features 1 ao uu BB WN From the Start menu select Settings Control Panel Double click the Network icon In the Network window click the Protocols tab In the Protocols tab select DA Pass Thru Driver Transport Click Remove Follow the prompts to remove the software and reboot the server NetWare To remove 3Com DynamicAccess Advanced Server features 1 Enter this command at the prompt load nwconfig 2 In the Installation Options screen select Product options 3 In the Other Installation Actions screen select View Configure Remove installed products The Currently Installed Products screen appears listing software products that are installed in the system 4 From the list of products select 3Com DynamicAccess Server Features and press Del 5 Select Yes to remove the software Running NIC Diagnostics The 3Com 10 100 Secure 3CR990B NIC uses two types of NIC diagnostics programs a Windows based diagnostics program and a DOS based diagnostics program li NOTE Before starting any diagnostics program close all running applications Use the Windows based 3Com NIC Diagnostics program if your computer is running any of the following operating systems e Windows 2003 e Windows XP e Windows 2000 e Windows NT 4 0 e Windows 98 SE Use the 3Com DOS Diagnostics pr
24. test at least one of the following conditions must be met e A Windows client running on the same network This client must have a successfully installed Windows diagnostics program that is currently not running e A NetWare server running on the same network e A DHCP server running on the same network e A DNS server running on the same network with TCP IP properties configured for the DNS server To run the Network test 1 On the Diagnostics screen click Run Network Test The Network Connectivity Test screen appears 2 Click Start If the test passes the NIC connection to the network is functioning correctly 3 Click Close If the test fails make sure that the e NIC is properly connected to the network cable e Hub or switch to which the NIC is connected is powered on e Cable complies with the proper length and specifications for your network Running the NIC Test Run the NIC Test to check the physical components connectors and circuitry on the NIC 1 On the Diagnostics screen click Run NIC Test The NIC Test screen appears 2 Click Perform NIC Test While the test is running a progress bar indicates test progress e If the test passes the NIC is functioning correctly e If the test fails a message indicates the error type Click Help in the error message screen to obtain more information 3 Click Close 63 13 Running NIC Diagnostics 64 Viewing the NIC LEDs in the 3Com Diagnostics Program To view the L
25. 125 u multimode fiber 62 5 u 125 u multimode fiber SC On board Full duplex 2 000 m 6 560 ft Half duplex 412 m 1 351 ft Full duplex 2 000 m 6 560 ft Half duplex 412 m 1 351 ft 100 Mbps 100BASE FX 69 A Specifications and Cabling Requirements RJ 45 Connector Pin Assignments The following illustration shows the RJ 45 connector pin assignments for the 3CR990B 97 NIC 899 La CO Un Be LU RU gt S IS 12345678 70 Installing the 3Com DMI Agent This appendix explains how to install the 3Com Desktop Management Interface DMI Agent on your PC The 3Com DMI Agent allows any DMI compatible browser or network management application that supports DMI 2 0 to remotely manage and configure advanced features of a 3CR990B NIC NOTE For detailed information about the 3Com DMI Agent refer to the 3Com DMI Agent User Guide included with the 3Com DMI Agent software on the 3Com Installation CD About the 3Com DMI Agent The 3Com DMI Agent allows you to obtain basic NIC information including e Node address e MAC address e Driver version Additionally depending on the features of your NIC the 3Com DMI Agent allows you to view and configure advanced NIC features including e Managed PC Boot Agent MBA software e Remote Wake Up events e Workgroup keep alive packet e Remote system alerts including heartbeat Each PC that contains a 3CR990B NIC and the 3Com DMI Agent generates a Management Inf
26. C Diagnostics Tests on page 62 To narrow the range of possible causes of common network connection problems 3CR990B 97 NIC 1 Determine whether your equipment complies with the 10BASE T or 100BASE TX standard This is particularly important for data concentrators hubs or repeaters 2 Connecta straight through cable from the computer to the hub The hub performs an internal crossover so that the signal can go from TD to RD and TD to RD When you look at an RJ 45 connector from the front that is the opposite side from where the wires enter the connector pin 1 is identified on the right side when the metal contacts are facing up 3 Make sure that the TD and TD wires are twisted together and that the RD and RD are twisted together Using wires from opposing pairs can cause signals to be lost 56 RJ 45 Cabling Pinouts Copper NIC Only Troubleshooting Hubs A crossover cable can be used to identify the type of failure when hub performance or connectivity is in question To use a crossover cable 1 Connecta file server and a client PC back to back with a crossover cable to verify that the NIC and network operating system are properly configured 2 To makea crossover cable connect TD to RD and TD to RD The cable performs the crossover that is usually performed by the hub RJ 45 Cabling Pinouts Copper NIC Only The following illustration compares the cabling pinouts for straight through and crosso
27. CANI 3COM User Guide 10 100 Secure Network Interface Card 3CR990B 97 3CR990B FX 97 10 100 Mbps PCI Secure Copper NIC 100 Mbps Secure Fiber NIC http www 3com com http esupport 3com com 09 2325 000 Published September 2003 3Com Corporation e 350 Campus Drive Marlborough Massachusetts e 01752 3064 e U S A Copyright 2003 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 is a registered trademark and the 3Com logo is a trademark of 3Com Corporation Unless otherwise indicated 3Com registered trademarks are registered in the United States and may or may not be registered in other countries Intel and Pentium are registered trademarks of Intel Corporation Microsoft Windows and Windows NT are registered trademarks of Microsoft Corporation Novell and NetWare are registered trademarks of Novell Inc All other company and product names may be trademarks of the respective companies with which they are associated 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
28. EDs in the 3Com NIC Diagnostics program 1 Make sure that the NIC the network driver and the 3Com NIC Diagnostics program are installed 2 Open the Windows Start menu 3 Select Programs and then 3Com NIC Utilities 4 Click 3Com NIC Doctor The 3Com NIC Diagnostics General screen appears and displays the following LEDs e Link lights if there is a valid connection between the NIC and the network e Transmit lights if the NIC is transmitting information e Receive lights if the NIC is receiving information NOTE For instructions on interpreting the NIC LEDs see Interpreting the NIC LEDs on page 51 Viewing Network Statistics To view statistical information about the network 1 4 Make sure that the NIC the network driver and the 3Com NIC Diagnostics program are installed Open the Windows Start menu Select Programs and then 3Com NIC Utilities Click 3Com NIC Doctor The 3Com NIC Diagnostics General screen appears Click the Statistics tab The Statistics screen appears providing numerical data for a variety of network events such as packets transmitted bytes transmitted late collisions and so forth The information is updated by the NIC driver every five seconds For a description of each statistic click the question mark in the upper right corner of the screen drag it over a statistic and click once A pop up box appears displaying information about the statistic Click OK to exit th
29. I 2 0 such as e Hewlett Packard TopTools e Tivoli Management Suite Dell OpenManage e Compaq Insight Manager Management Station e Intel LANDesk Client Manager Installing the 3Com DMI Agent This section describes how to install the 3Com DMI Agent on a PC running Windows 2003 Windows XP Windows 2000 Windows NT 4 0 or Windows 98 SE NOTE Before installing the DMI Agent logon to the PC with an account that has system administration privileges To install the 3Com DMI Agent 1 Make sure that the PC meets the requirements listed in Minimum Installation Requirements on page 1 2 Make sure that the 3CR990B NIC is installed in the PC and is connected to the network 3 Insert the 3Com Installation CD in the CD ROM drive The Welcome screen appears 4 Click NIC Software 5 Click Install 3Com DMI Agent Now The 3Com DMI Agent setup program prepares the InstallShield Wizard which allows you to e View the latest README TXT file Copy the 3Com DMI Agent User Guide to your computer hard drive Installing the 3Com DMI Agent NOTE The 3Com DMI Agent User Guide is in Microsoft Word format If you do not currently have access to Microsoft Word you can download a free version of the Microsoft Word reader from the Microsoft Web site e Install the 3Com DMI Agent software 6 Follow the prompts on the screen To verify successful installation use a DMI compatible browser or a network management application that supports DMI
30. M using the following command mount dev cdrom mnt cdrom c Copy the driver to a temporary directory mkdir tmp 3c990 cp mnt cdrom Linux tmp 3c990 4 Unpack the driver cd tmp 3c990 tar zxvf 3c990 tar gz 5 Compile the driver cd tmp 3c990 3c990 make 6 Load the driver make load Depending on your configuration the operating system may automatically start the interface and request an address from a DHCP server If it does not start the interface using the following command ifconfig eth0 up You may have to substitute eth0 for your actual interface if you have more than one Ethernet NIC installed 21 8 Linux 2 4 Driver Installation 22 Installing and Configuring Data Encryption Offloads The 3CR990B NIC performs data encryption processing offloads in Windows 2003 Windows XP and Windows 2000 The 3CR990B NIC does not encrypt the data itself the operating system performs that function Encryption processing is handled entirely by the NIC The NIC enables true end to end network security at the data capacity of the connected network cable without sacrificing performance This chapter provides instructions for configuring IPSec in Windows 2003 Windows XP and Windows 2000 environments Overview Internet Protocol Security IPSec is a framework of open standards for ensuring secure private communications over IP networks IPSec ensures confidentiality integrity access control and authenticity of data
31. NIC e Disable load balancing if you have set failover for a group of NICs operating at different speeds 3Com Advanced Server supports failover for a group of NICs operating at different speeds for example with one NIC operating at 10 Mbps another operating at 100 Mbps and another at 1 000 Mbps However Advanced Server supports load balancing only for a group of NICs operating at the same speed with all NICs operating at 10 Mbps or all operating at 100 Mbps or all at 1000 Mbps For example if you specify failover from a 3Com Gigabit Server 1000 PCI NIC to a 3Com 10 100 PCI NIC you must disable load balancing for that group to achieve the best performance For the best failover performance turn the spanning tree feature off at switches that are connected directly to the server If the spanning tree feature is turned on a failover may be delayed up to 30 seconds while the switch processes the spanning tree algorithm e Plan the cable changes required to connect each primary NIC and all secondary NICs to the same network segment e Observe the recommended support limit of four groups per server 33 10 Installing 3Com Advanced Server Features for Windows e The following guidelines apply to groups under Windows 2003 Windows XP and Windows 2000 802 1p Support Property The value of the Windows 802 1p support property must be the same for all NICs in a group For example if this property is enabled for the primary NIC
32. Offloads 41 Configuring Offloads for a Group of Different NICs 42 40 40 40 Contents 11 12 Configuring the NIC 43 Default NIC Settings 43 Configuration Methods 45 Changing General NIC Configuration Settings 46 Installing the 3Com NIC Diagnostics Program 46 Starting the 3Com NIC Diagnostics Program 47 Using the 3Com NIC Diagnostics Program 47 Using the 3Com DOS Configuration Program 48 Configuring the Managed PC Boot Agent MBA 49 Enabling or Disabling the Boot ROM Setting 49 Booting From the Network 49 BBS BIOS Compatible PCs 49 Non BBS BIOS Compatible PCs 50 Disabling the 3Com Logo 50 Troubleshooting the NIC 51 Interpreting the NIC LEDs 51 3CR990B 97 NIC 51 3CR990B FX 97 NIC 52 Viewing the NIC LEDs in the Diagnostics Program 52 Troubleshooting Problems with the LEDs 52 Accessing 3Com Support Databases 53 Accessing the 3Com Knowledgebase 53 Accessing the 3Com NIC Help System 53 Accessing Release Notes and Frequently Asked Questions 53 Troubleshooting the NIC Installation 54 Problems or Error Messages 54 Cleaning Up A Failed Installation 54 Troubleshooting the Network Connection 55 Troubleshooting Remote Wake Up 56 Troubleshooting a Network Connection 56 Troubleshooting Hubs 57 RJ 45 Cabling Pinouts Copper NIC Only 57 Removing the Network Driver 58 Windows 2003 Windows XP and Windows 2000 58 Windows NT 4 0 58 Windows 98 SE 59 Removing 3Com DynamicAccess Advanced Server Features 60 Windows 2003 Windows XP and Wi
33. Protocol Type screen appears 7 Accept the default and then click Next 8 Click Finish to close the IP Filter Wizard 9 Click Close to close the IP Filter List screen Binding the Filter This sequence attaches the new filter to the policy The IP Filter List screen appears 1 Enable the option for the new filter name and make sure that the new filter name is selected 2 Click Next Creating the Filter Action This sequence defines how the filter acts on the policy The Filter Action screen appears 1 Click Add The Filter Action Wizard starts 2 Click Next The Filter Action Name screen appears 3 Enter a name for example 3DES to the Server and then click Next The Filter Action General Options screen appears 4 Accept the default and then click Next The screen Communicating with computers that do not support IPsec appears Creating a Security Policy 5 Acceptthe default value and then click Next The IP Traffic Security screen appears 6 Select Custom and then click Settings The Custom Security Method Settings screen appears 7 Enable the Data integrity and encryption ESP check box and then make the appropriate selections in the Integrity and algorithms list boxes 8 Click OK Next and then Finish Binding the Filter Action This sequence attaches the new filter action to the filter and policy The Filter Action screen appears 1 Enable the filter action option and make sure that the filter name is se
34. Where To Go For Help Contact your authorized 3Com reseller or 3Com for additional product and support information You will find support tools posted on the 3Com web site at http www 3com com Troubleshoot Online 3Com Knowledgebase helps you troubleshoot 3Com products This query based interactive tool is located at http knowledgebase 3com com and contains thousands of technical solutions written by 3Com support engineers Connection Assistant helps you install configure and troubleshoot 3Com desktop and server NICs wireless cards and Bluetooth devices This diagnostic software is located at http www 3com com prodforms software connection_assistant ca_thankyou html Access Software Downloads Software Updates are the bug fix maintenance releases for the version of software initially purchased with the product In order to access these Software Updates you must first register your product on the 3Com web site at http eSupport 3com com First time users will need to apply for a user name and password A link to software downloads can be found from the http eSupport 3com com page or from the http www 3com com home page Software Upgrades are the software releases that follow the software version included with your original product In order to access upgrades and related documentation you must first purchase a service contract from 3Com or your reseller 75 C Obtaining Support for your Product 76 Con
35. able a security policy depends on your network environment requirements The following is an example of one approach to creating a security policy NOTE You must complete all of the sequences in this section to establish and enable a security policy for transmitting and receiving encrypted data over the network Creating a Security Policy Defining the Console This sequence establishes the Console and defines its parameters To define the Console 1 In the Windows taskbar click Start Programs Accessories and then Command Prompt At the DOS prompt enter MMC The Console1 screen appears In the menu click Console and then Add Remove Snap in The Add Remove Snap in screen appears Click Add The Add Standalone Snap in screen appears Select P Security Policy Management and then click Add The Select which computer this Snap in will manage screen appears 6 Enable the Local computer option 7 Click Finish Close and then OK Creating the Policy This sequence creates and names the new security policy The Console1 and Console Root screen appears with P Security Policies on Local Machine displayed in the list 1 2 3 In the left pane click P Security Policies on Local Machine Right click inside the right pane below the list items From the pop up menu select Create IP Security Policy The IP Security Policy Wizard starts Click Next The IP Security Policy Name screen appears Enter a name
36. ached to the chassis or by touching an unpainted metal part of the chassis before unplugging the computer and before handling the NIC CAUTION Install the NIC in a PCI slot that conforms to PCI 2 2 specifications Do not attempt to install the NIC in an ISA or EISA slot Doing so may damage the NIC and the computer WARNING Make sure that the computer power cord is unplugged Only properly trained and authorized personnel should perform service Contact the computer manufacturer for information about safe service techniques Preparing the NIC and the Computer Afte 1 r observing the safety precautions follow these preparation steps Make sure that cable requirements are met 3CR990B 97 NIC The RJ 45 port on the 3CR990B 97 NIC provides a 10 Mbps or 100 Mbps connection automatically depending on the speed of the connected hub or switch The following table shows the cable requirements and maximum network cable lengths for the 3CR990B 97 NIC Network Environment Cable Required Maximum Cable Length 1 1 O Mbps 10BASE T CAT 3 4 or 5 unshielded 100 m 328 ft twisted pair UTP 00 Mbps 100BASE TX CAT 5 UTP 100 m 328 ft 3CR990B FX 97 NIC The following table shows the cable requirements and maximum network cable lengths for the 3CR990B FX 97 NIC Network Environment Connector Cable Required Maximum Cable Length 100 Mbps SC Long wavelength fiber optic 100BASE FX 1300 nm 50 u 125 u multi
37. allowing the NIC to perform the insertion of the 802 1Q tag header into the packet Enabling Offloads Windows 2003 and Windows 2000 provide the capability to individually enable or disable each of the four offload features The default setting for these features is enabled To enable or disable individual offload settings in Windows 2003 or Windows 2000 1 Right click the My Network Places desktop icon and select Properties The Network and Dial up Connections screen appears 2 Right click the Local Area Connection icon and select Properties The Local Area Connection Properties screen appears 3 Click Configure The 3Com 10 100 Mbps Secure NIC screen appears 4 Click the Advanced tab 5 Select Enable Offloads in the Property list box 6 Select the appropriate value in the Value entry box shown in the following table for the desired offload state 7 Close all open windows The following table describes values for the offload functions Value Offload Function Enables All Offloads Disabled No offloads cksum TCP Checksum cksum ipsec TCP Checksum and IPSec cksum tcpseg TCP Checksum and TCP Segmentation cksum tcpseg ipsec TCP Checksum and TCP Segmentation and IPSec ipsec IP Sec tcpseg TCP Segmentation tcpseg ipsec TCP Segmentation and IPSec 802 1p Packet Priority 802 1p cksum Packet Priority and TCP Checksum 802 1p cksum ipsec Packet Priority and TCP Checksum and IPSec 802 1p cksum tcpseg Packet Priority an
38. be used in both Microsoft and NetWare network environments Installing the Network Driver To install the driver 1 Make sure that the NIC is installed in the computer as described in Installing and Connecting the NIC on page 3 2 Turnon the power to the computer 3 Insert the 3Com Installation CD in the CD ROM drive If the main menu appears click Exit Windows detects the NIC The Add New Hardware Wizard starts and detects a new Ethernet Controller Click Next Windows prompts you to search for the best driver for your device 5 Select Search for the best driver for your device Recommended and then click Next 6 Make sure CD ROM drive is selected and then click Next Windows detects the driver 7 Click Next 8 Click Finish The driver installation is complete Restart the computer Verifying the Network Driver Installation To verify successful NIC installation 1 2 Right click My Computer and select Properties Click the Device Manager tab The Device Manager window appears Scroll down the list of hardware devices to Network Adapters Click the plus sign to the left of the icon to display the list of NICs currently configured Make sure the 3Com NIC is installed and that there is not a red X or a yellow exclamation point next to the device 13 6 Windows 98 SE Driver Installation 14 Novell NetWare Driver Installation This chapter explains the following tasks on a computer r
39. com com contactus Country Telephone Number Asia Pacific Rim Australia 1800 678 515 Hong Kong 800 933 486 India 61 2 9424 5179 or 000800 650 1111 Indonesia 001 803 61009 Japan 00531 616 439 or 03 5977 7991 or 03 5783 1270 Tokyo Malaysia 1800 801 777 New Zealand 0800 446 398 Pakistan 61 2 9937 5083 Philippines 1235 61 266 2602 or 1800 1 888 9469 continued Telephone Technical Support and Repair Country Telephone Number P R of China 10800 61 00137 or 021 6350 1590 or 00800 0638 3266 Singapore 800 6161 463 S Korea 080 333 3308 Taiwan 00801 611 261 Thailand 001 800 611 2000 Europe Middle East and Africa From anywhere in these regions call 44 0 1442 435529 You can also obtain support in this region using the following URL http emea 3com com support email htm From the following countries you may use the numbers shown Austria 0800 293 025 Belgium 0800 78354 Denmark 8088 33 25 Finland 0800 1 18387 France 0800 91 7736 Germany 0800 101 4159 Hungary 06800 14370 Ireland 1 800 509017 Israel 1800 9431983 Italy 800 780557 Luxembourg 800 29727 Netherlands 0800 023 3407 Norway 800 1 0767 Poland 00800 4411 349 Portugal 800 844 029 South Africa 0800 991183 Spain 900 95 8966 Sweden 020 796980 Switzerland 0800 835283 U K 0800 085 1816 Latin America You can obtain support in this region using the following URLs Spanish speakers enter the URL http lat 3com c
40. d the 100BASE FX connection is active there is a good connection between the NIC and the hub or switch Blinking N A Off Something is preventing the connection between the NIC and the hub or switch ACT LNK Yellow Heavy network traffic is present Blinking etwork traffic is present Off o network traffic is present Viewing the NIC LEDs in the Diagnostics Program To view the LEDs in the 3Com NIC Diagnostics program 1 Make sure that the NIC the network driver and the 3Com NIC Diagnostics program are installed i NOTE For instructions on using the 3Com NIC Diagnostics program see Using the 3Com NIC Diagnostics Program on page 47 2 Open the Windows Start menu 3 Select Programs and then 3Com NIC Utilities 4 Click 3Com NIC Doctor The 3Com NIC Diagnostics General screen appears and displays following LEDs e Link lights if there is a valid connection between the NIC and the network e Transmit lights if the NIC is transmitting information e Receive lights if the NIC is receiving information Troubleshooting Problems with the LEDs If a Link LED indicates a problem check the following to ensure that 1 Your network hub or switch and the cable connecting to your NIC comply with the specifications appropriate for your network connection 2 The hub or switch is powered on 52 Accessing the 3Com Knowledgebase Accessing 3Com Support Databases In addition to the 3Com suppor
41. d NIC Displaying Group Properties Follow these steps to display group properties 1 Click the Load Balance RSL tab 2 In the Load Balance RSL window select a group in the Load Balancing RSL Groups list box 3 Click Properties The Group Properties window appears showing the properties of the selected group Troubleshooting a Load Balancing Configuration Use the troubleshooting tips in the following table to solve problems that may occur in a load balancing configuration NOTE To access a database of technical information that can help you diagnose and solve NIC installation configuration and upgrade problems go to http knowledgebase 3com com Symptom Tip Receive load balancing fails to begin functioning Receive load balancing stops functioning PMR e cables does not restore load balancing Receive load balancing does not function across a router Check the Group Properties to verify that the dedicated IP address has been entered If no address appears in the Group Properties dialog box enter one to enable receive load balancing Cables may be disconnected or there may be other hardware problems Reconnect or change the cables Correct any other hardware problems Bidirectional load balancing is restored after this type of failure when applications create new connections or new clients log in Check the event log for a duplicate IP address If another device is using a load balancing group s de
42. d TCP Checksum and TCP Segmentation 802 1p cksum tcpseg ipsec Packe Priority and TCP Checksum and TCP Segmentation and ec 802 1p ipsec Packet Priority and IPSec 802 1p tcpseg Packet Priority and TCP Segmentation 802 1p tcpseg ipsec Packet Priority and TCP Segmentation and IPSec 41 10 Installing 3Com Advanced Server Features for Windows 42 Configuring Offloads for a Group of Different NICs Your computer may contain a combination of installed NICs including one or more 3CR990Bs with varying offload capabilities If you have a mix of dissimilar NICs configured in a group then 3Com DynamicAccess Advanced Server software supports only those offload functions that are supported by all the NICs in the group For example if you have created a group consisting of a 3CR990B NIC and another NIC that does not have any offload capabilities then the group will not support any offloads In another example if you have a group of three NICs with two supporting TCP Checksum TCP Segmentation and IPSec offloads and one supporting only IPSec then the group will support only IPSec offloads If you add a NIC to an existing group and that NIC has offload capabilities that differ from those of the group then you must reconfigure the group that is you must delete the group recreate the group and restart the computer If you do not delete and recreate the group the Advanced Server software will not bind to the NIC Sim
43. dicated IP address change one of the IP addresses See Changing an IP Address on page 37 for instructions Receive load balancing across a router is not supported Clients across the router cannot use receive load balancing but clients within the subnet get higher throughput from receive load balancing 39 10 Installing 3Com Advanced Server Features for Windows 40 Changing Windows 2003 Windows XP and Windows 2000 Property Settings If you receive warnings about inconsistent property settings for example the 802 1p Support property while creating a group use the following procedure to change a NIC property 1 Right click the My Computer icon and select Properties from the menu Click the Hardware tab then click Device Manager Double click Network Adapters Right click on the name of the appropriate NIC and select Properties from the menu Click the Advanced tab Select the appropriate property from the list for example 802 1p Support Use the scroll list to change the property value on OO UV BB W N Exit the Device Manager Identifying Windows 2003 and Windows 2000 Miniport and LAN Connections 3Com Advanced Server miniport connections and NIC Local Area Connections are listed in the Network and Dial up Connections window If a group or VLAN is associated with a miniport the group name and VLAN name appear in the miniport icon name If a miniport is associated with an ungrouped NIC you can identify
44. e NIC locally as described in Changing Windows 2003 Windows XP and Windows 2000 Property Settings on page 40 Windows 2003 Windows XP or Windows 2000 45 11 Configuring the NIC 46 Changing General NIC Configuration Settings This section describes two NIC configuration methods Depending on your computer operating system you can use one of the following configuration programs 3Com NIC Diagnostics Program for computers running Windows 2003 Windows XP Windows 2000 Windows NT 4 0 or Windows 98 SE 3Com Configuration and Diagnostics Program for DOS for computers running DOS or NetWare Installing the 3Com NIC Diagnostics Program This section describes how to install the 3Com NIC Diagnostics program after you have already installed the network driver This program is for computers running Windows 2003 Windows XP Windows 2000 Windows NT 4 0 or Windows 98 SE NOTE If you manually install the network driver by selecting options on the 3Com Installation CD Welcome Screen you have the option of installing the network driver with or without the 3Com NIC Diagnostics program If you have already installed the network driver together with the 3Com NIC Diagnostics program for Windows you can ignore this section The 3Com NIC Diagnostics program allows you to run tests that determine the status of your network and the NIC It also allows you to configure the NIC view network statistics and LEDs and acc
45. e VLANs list Windows 2003 Windows XP Windows 2000 f you create more than one VLAN assign a VLAN ID number to each VLAN as follows e Right click My Network Places and select Properties from the menu e In the next window right click a VLAN and select Properties from the menu e Click Configure e In the NIC Properties window click TCP IP e In the next window configure the IP address and subnet mask Windows NT Restart the computer when the software prompts you to do so Specifying Traffic Priorities You can use the DynamicAccess Software Setup window to specify traffic priorities 1 Double click the 3Com DynamicAccess icon in the Windows Control Panel The DynamicAccess Software Setup window appears 2 Click the Administration tab 3 Set 3Com Advanced Server control panel access set VLAN options and enable efficient multicast control 37 10 Installing 3Com Advanced Server Features for Windows 38 Saving the Configuration To save and exit click OK To exit without saving the configuration click Cancel Disabling Load Balancing for a Group Follow these steps to disable load balancing for a group 1 Click the Load Balance RSL tab 2 In the Load Balance RSL window e Select a group from the Load Balancing RSL Groups list e Click Properties 3 In the Group Properties dialog box To disable receive load balancing only Clear the Receive Load Balance Enabled check box To disable all load balanc
46. e diagnostics program To go to another diagnostics screen click the appropriate tab Using the 3Com Icon in the Windows System Tray The 3Com icon which can be enabled to appear in the Windows system tray allows you to start the 3Com NIC Diagnostics program It also allows you to view the NIC s link speed and number of frames sent and received Enabling the Icon Enabling the Icon To display the 3Com icon in the Windows system tray 1 Make sure that the NIC the network driver and the 3Com NIC Diagnostics program are installed 2 Open the Windows Start menu 3 Select Programs and then 3Com NIC Utilities 4 Click 3Com NIC Doctor The 3Com NIC Diagnostics General screen appears 5 On the General screen select the check box next to Show Icon in System Tray 6 Close the 3Com NIC Diagnostic program The NIC icon appears in the Windows system tray When you double click the icon the 3Com NIC Diagnostics program starts Displaying Network Statistics When you drag the mouse pointer over the icon but do not double click the icon a network statistics box appears displaying the following information Frames Sent and Received A count of the number of frames packets sent and received through the NIC since the last time statistics were reset Link Speed The speed 10 Mbps or 100 Mbps at which the NIC is connected to the network The information is updated each time you move your mouse pointer over the 3Com icon
47. e dispositif a t test et certifi selon les normes de s ret suivantes et est destin pour l usage seulement dans le mat riel de technologie de l information qui a t test et certifi ces derniers ou d autres normes quivalentes UL Standard 60950 CSA 60950 IEC 60950 EN 60950
48. eature is currently available in the Windows 2003 Windows XP and Windows 2000 operating systems IPSec primarily consists of two parts e encryption decryption e authentication To send or receive encrypted data with a 3CR990B NIC installed you must first create a security policy and then enable encryption on the NIC The security policy establishes and defines how encrypted network traffic between your computer and a specified server occurs Authentication enables the receiver to verify the sender of a packet by adding key fields to a packet without altering the packet data content The following table shows the available levels of encryption Encryption Encryption Type Level Description AH Medium Authentication only ESP High Authentication and encryption Custom Varies Provides encryption and an extra authentication that includes the IP header Custom allows you to select options for both AH and ESP such as MD SHA 1 and DES 3DES And you can select the rate at which new keys are negotiated Microsoft uses IKE key exchange to renew keys every x seconds or y bytes However this practice is computationally very high in overhead Some users may set these values low and have frequent key updates Users more concerned with pertormance will set these values higher For more information refer to the Microsoft documentation about creating IPSec flows Creating a Security Policy The process you use to create and en
49. er and the 3Com NIC Diagnostics program are installed 2 Open the Windows Start menu 3 Select Programs and then 3Com NIC Utilities 4 Click 3Com NIC Doctor The 3Com NIC Diagnostics screen appears NOTE Click Help to obtain general information about the function of a screen To obtain specific information about any topic on a screen click the question mark in the upper right corner of the screen move it over a topic and click once The following tabs are available for viewing NIC data Tab Description General Select the General tab to display the node address I O address and device ID for the installed NIC Configuration Select the Configuration tab to view and modify configuration settings for the installed NIC Statistics Select the Statistics tab to view network traffic statistics about the installed NIC Diagnostics Select the Diagnostics tab to access diagnostics tests that you can run on the installed NIC Support Select the Support tab to access various 3Com customer support resources Utilities Select the Utilities tab to e Update firmware for the installed NIC e Perform an encryption loopback test to test the encryption chip e Test the SMBus on the system 5 Select the Diagnostics tab The Diagnostics screen appears Running the Network Test Running the Network Test Run the Network Test to check the NIC connectivity to the network To successfully pass the Network Connectivity
50. er any of the problems or error messages listed above or if the network driver installation failed or was not completed properly follow the steps below to clean up your system and install the NIC correctly This procedure e Removes all 3CR990B NIC drivers from your system e Removes the 3Com NIC Diagnostics program e Installs the latest network driver You can reinstall the 3Com NIC Diagnostics program after completing this procedure See Installing the 3Com NIC Diagnostics Program on page 46 for instructions 1 Insert the installation CD in the CD ROM drive The Welcome screen appears 2 Click NIC Software 3 Click Installation Utilities 4 Click Undo Broken Installation and Uninstall You are given the option to Proceed or go Back Before proceeding write down your network settings so that you can refer to your notes when you reinstall the NIC Click Proceed The uninstall process begins A warning message appears Click OK A message appears stating that all of the 3CR990B NICs have been removed from your system 7 Click OK 8 Exit the installation CD and then exit Windows Restart the computer Cleaning Up A Failed Installation 10 Install the network driver If you are prompted for 3Com files when Windows restarts open the drop down box and select the following path options cabs See the appropriate chapter for your operating system for information about confirming that the NIC and driver
51. ess support databases NOTE When you install the 3Com NIC Diagnostics program the network driver is automatically updated to the latest version on the installation CD To install the 3Com NIC Diagnostics program 1 Turn on the power to the PC and start Windows 2 Insert the 3Com Installation CD in the CD ROM drive NOTE If the Welcome screen does not appear auto insert is probably not enabled for your CD ROM drive Click NIC Software Click NIC Drivers and Diagnostics Click Update NIC Driver Click Update Drivers and Diagnostic Program The Update screen appears displaying a message indicating the 3Com NIC Update Kit has successfully updated the network software and informing you that you must restart your computer ao uu BB W NOTE If the Update screen does not appear automatically click the Update button displayed at the bottom of the window 7 Click OK to return to the Update NIC drivers screen 8 Restart Windows if prompted to do so The installation is complete Changing General NIC Configuration Settings Starting the 3Com NIC Diagnostics Program To start the 3Com NIC Diagnostics program 1 Open the Windows Start menu 2 Select Programs and then 3Com NIC Utilities 3 Click 3Com NIC Doctor The 3Com NIC Diagnostic screen appears Alternatively you can also start the 3Com NIC Diagnostics program using the following procedure if the 3Com NIC Diagnostics icon is displayed on the right side of the Window
52. ets as follows Class Byte 1 Specify only bytes A 126 2 3 and 4 the three rightmost boxes B 128 191 3 and 4 the two rightmost boxes C 192 223 4 the rightmost box Changing an IP Address Changing an IP Address If another device is using a bidirectional load balancing group s dedicated IP address you must change either the other device s IP address or that of the load balancing group Use the appropriate procedure below Changing the Other After you change the other device s address restart receive load Device s IP Address balancing as follows 1 In the Load Balancing RSL window select the group that had the duplicate address 2 Click Properties 3 In the Properties dialog box click OK n the Load Balancing RSL window click OK to exit the window and restart Windows Changing the Group s 1 Inthe Load Balancing RSL window select the group that has Dedicated IP Address the duplicate address 2 Click Properties 3 In the Properties dialog box enter a new IP address and click OK 4 Inthe Load Balancing RSL window click OK to exit the window and restart Windows Creating a VLAN 1 Click the VLANs tab 2 In the VLANs window select a NIC or group from the VLANs list and click Create VLAN In the VLAN ID dialog box type a VLAN ID number and click OK Valid VLAN ID numbers are from 1 511 and from 768 4095 Numbers in the range 512 767 are reserved The new VLAN is added to th
53. hanges organize work groups efficiently help to control traffic and provide extra security 29 10 Installing 3Com Advanced Server Features for Windows 30 Load Balancing Load balancing maximizes bandwidth at the server through the use of multiple parallel resilient server links RSLs that share the network load as shown in the next figure An RSL consists of two or more NICs that form a virtual NIC Each virtual NIC has multiple physical NICs bound to it forming a group Each NIC in a group uses the same protocols and frame types One NIC is designated the primary NIC and the others secondary NICs Transmit only Bi directional Server EA w LUMI ct Ct Primary Secondaries Primary Secondaries Clients Failover In addition to load balancing RSLs provide failover fault tolerance between a server and a switch if one NIC in a group fails the others assume the network load of the failed NIC The failover behavior of secondary NICs depends on how you set load balancing e Ina transmit load balancing arrangement the primary NIC is the only one that receives packets If the primary NIC fails a secondary NIC assumes the configuration profile network traffic and active status of the failed primary NIC e In a bidirectional load balancing arrangement all NICs receive packets If any NIC fails receive load balancing is disabled and the other NICs continue transmit only load balancing activity Receive load
54. hese instructions are not appropriate for your computer refer to the documentation that accompanied the computer Remove slot cover Insert NIC PCI slots 1 Installing and Connecting the NIC 1 Carefully insert the NIC in the empty PCI slot as shown in the previous illustration Press firmly to ensure that the NIC is fully seated in the slot Secure the NIC with the screw if you removed one earlier 2 Replace the computer cover and plug in the power cord Do not turn on the power to the computer 3 Connect the cable 3CR990B 97 NIC Plug the RJ 45 connector on the twisted pair network cable into the RJ 45 port on the NIC backplate as shown in the following figure 3CR990B FX 97 NIC Plug the network cable into the fiber port on the NIC backplate as shown in the following figure 4 Connect the other end of the network cable to an active network port The next step is to install the software Go to the appropriate chapter for your operating system li NOTE If your site network installation procedures require you to verify that installed hardware is functional before you install software run the 3C99XCFG EXE DOS diagnostics program before installing the driver For more information see Using the 3Com DOS Configuration Program on page 48 Windows 2003 Server Driver Installation This chapter explains the following tasks on a computer running Windows 2003 Server e Ins
55. ht mouse button and select Properties The Local Area Connections Properties window appears Click the General tab 6 In the General window select DynamicAccess Protocol and click Properties The DynamicAccess Protocol Properties window appears Click the appropriate tab to configure server features Windows NT Start 3Com Advanced Server features under Windows NT as follows 1 2 3 Log in to the Windows NT Administrator account From the Windows Start menu select Settings Control Panel Double click the DynamicAccess SW Server icon The DynamicAccess Resilient Server Link Load Balance VLAN Configuration window appears Click the appropriate tab to configure server features Creating a Group 1 2 3 4 Click the Load Balance RSL tab In the Load Balance RSL window click Create Group In the Create Group dialog box type a group name Set the load balancing To enable transmit load balancing Clear the Receive Load Balance Enabled check box and check the Transmit Load Balance Enabled box To enable bidirectional load balancing Check both the Transmit Load Balance Enabled box and the Receive Load Balance Enabled box Enter only the Host ID bytes required for a dedicated IP address For example Byte 1 Byte 2 Byte 3 Byte 4 Class A Network ID Host ID 24 1 253 Class B Network ID Host ID 2 253 Class C Network ID Host ID 253 See Specifying a Dedicated IP Address
56. icensed program or documentation contained in or delivered to you in conjunction with this user guide Contents Installing and Connecting the NIC 1 Minimum Installation Requirements 1 Installation Overview 1 Safety Precautions 2 Preparing the NIC and the Computer 2 Installing and Connecting the NIC 3 Windows 2003 Server Driver Installation 5 Installing the Network Driver 5 Verifying the Network Driver Installation 5 Windows XP Driver Installation 7 Installing the Network Driver 7 Verifying the Network Driver Installation 7 Windows 2000 Driver Installation 9 Installing the Network Driver 9 Verifying the Network Driver Installation 9 Windows NT 4 0 Driver Installation 11 Installing the Network Driver 11 Verifying the Network Driver Installation 12 Windows 98 SE Driver Installation 13 Installing the Network Driver 13 Verifying the Network Driver Installation 13 Novell NetWare Driver Installation 15 Installing the Driver in Novell NetWare Server 5 1 and 6 0 15 Installation During Novell OS Installation 15 Installation with Novell Already Installed 16 Verifying or Modifying NIC Parameters 17 Removing Drivers from Autoexec ncf 18 Installing the Driver in Novell NetWare Server 6 5 19 Installation During Novell OS Installation 19 Installation with Novell Already Installed 19 Linux 2 4 Driver Installation 21 Installing the Network Driver 21 Contents 9 10 Installing and Configuring Data Encryption Offloads 23 Over
57. ilarly if you replace a NIC that has been configured as part of a group with another NIC that has different offload capabilities then you must reconfigure the group In addition if you disable or enable any offloads for a group through the Windows 2003 Windows 2000 Advanced tab then you must reconfigure the group Configuring the NIC This chapter describes how to configure the 3Com 10 100 Secure 3CR990B NIC administrator li NOTE Before you change the NIC configuration settings contact your system Default NIC Settings The table below lists the configuration settings for the NIC The default setting is shown in bold in the Settings column Option Description Settings NetBoot ROM Provides the ability to boot a computer over the network Disabled Enables or disables the Netboot ROM if a boot ROM is Enabled installed on the NIC Duplex Determines if the NIC transmits data across the network Auto Select in both directions simultaneously full duplex or in one Full Duplex direction at a time half duplex e Half Duplex e Auto Select allows the NIC to automatically connect at the duplex mode of the connected hub or switch When you select this setting the Media Type is automatically set to Auto Select e Full Duplex sets the NIC to operate in full duplex mode To use this setting the switch that you are connected to must support full duplex You must also manually set the NIC Media Type setting
58. ing Clear the Receive Load Balance Enabled and the Transmit Load Balance Enabled check boxes 4 Click OK Changing the Primary NIC The first NIC added to an empty group is automatically designated the primary NIC NICs added subsequently are designated as secondary NICs If a foreign non 3Com NIC is used it must be designated the primary NIC Primary status is indicated by a P icon at the beginning of the NIC name When there are more than one NIC in a group you can change the primary NIC as follows 1 Click the Load Balance RSL tab 2 In the Load Balance RSL window select a secondary NIC from the Load Balance RSL Groups list 3 Click Select Primary Removing a NIC from a Group Follow these steps to remove a NIC from a group 1 Click the Load Balance RSL tab 2 In the Load Balance RSL window select a NIC from a group in the Load Balancing RSL Groups list 3 Click Remove NIC Deleting or Editing a VLAN When a VLAN is selected you can delete it or edit its properties 1 Click the VLANs tab 2 In the VLANs window select a VLAN To delete the selected VLAN click Delete VLAN To edit the VLAN ID for the selected VLAN click Edit VLAN Displaying NIC Properties Displaying NIC Properties Follow these steps to display NIC properties 1 Click the Load Balance RSL tab 2 In the Load Balance RSL window select a NIC 3 Click Properties The NIC Properties window appears showing the properties of the selecte
59. ing message appears The following driver instance failed to load and will be deleted 4 Press Enter 5 Select the network board option 6 Select Modify and highlight the 3c99x lan entry 19 7 Novell NetWare Driver Installation 7 Press the delete key to remove the built in driver 8 Press Insert to specify an unlisted NIC 9 Press Enter if the drivers are contained on a floppy disk or press F3 and enter a different path 10 Press Enter to select the NIC 11 Select Modify Driver Properties to configure NIC options or choose Return to Driver Summary 20 Linux 2 4 Driver Installation This chapter explains how to install the network driver on a computer running Linux 2 4 To obtain the latest version of a driver go to http www 3com com Search for 3CR990B and drivers The network driver can be used in both Microsoft and NetWare network environments Installing the Network Driver To install the driver NOTE Before installing the driver make sure you are logged in as root li SuperUser 1 Make sure that the NIC is installed in the computer as described in Installing and Connecting the NIC on page 3 2 Make sure that the kernel source is installed in usr src linux or usr src linux 2 4 3 Copy the file Linux 3c990 tar gz from the 3Com Installation CD to your hard drive a Create a directory to mount the CD ROM into if it does not exist mkdir mnt cdrom b Mount the CD RO
60. l intact A 3Com DynamicAccess entry appears as a protocol A 3Com DynamicAccess icon is installed in the Windows Control Panel for Windows NT 4 0 installations only Planning the Configuration Configuring Groups and VLANs 3Com Advanced Server technology features allow you to configure load balancing groups and virtual LANs VLANs The following 3Com Advanced Server technology features are available for NIC groups in Windows e Load balancing e RSL failover e Multiple VLANs The examples in this section illustrate typical actions you might take in the course of maintaining a 3Com Advanced Server configuration in Windows Planning the Configuration Consider these items when planning groups and VLANs e Decide whether you want to use bidirectional load balancing or transmit load balancing To use bidirectional load balancing you must assign a dedicated IP address for each load balancing group This address must be unique not used elsewhere on the network For details see Specifying a Dedicated IP Address on page 36 e Decide which NICs are to be part of each group Each group must include at least two NICs e Decide whether you want to use a foreign non 3Com NIC in one of the groups Up to two foreign NICs that is NICs that are not 3Com server NICs are allowed in one group per server e Decide which NIC is to be the primary NIC in each group If a foreign NIC is used it must be designated the primary
61. lect Properties 3 Select the Advanced tab 4 Select Media Select in the property list and make the appropriate setting change in the Value list Self Healing In BASIC mode monitors firmware heartbeat and e BASIC interrupt stalls and tries to automatically reset the NIC Disabled Also monitors link status and reports changes In ENHANCED mode checks for transmit receive errors and tries to recover e Enhanced Error Tolerance Specifies threshold levels for transmit receive errors An HIGH RSL failover or NIC reset occurs when the threshold is Medium exceeded during the sampling period sso e High 100 of each error category default setting e Medium 50 of each error category e Low 5 of each error category Alert Type Enabled alert types are reported to the Windows System Off Events monitor The default setting is ALL Alert types Information e Information Warning e Warning e Error e Error All Flow Control When enabled the NIC throttles the incoming data e Disabled packet stream to prevent the input buffers from Enabled overflowing and losing packets Configuration Methods Configuration Methods The NIC can be configured using any of the methods listed in the table below NOTE This section describes how to configure the NIC using the 3Com NIC Diagnostics program for Windows For instructions on using the other two methods see the file or section mentioned in the table Method
62. lected In this example we used the filter name 3DES to the Server 2 Click Next Finish and then Close The newly created policy appears in the right pane of the Console Root IP Security Policies on Local Machine screen 3 Exit this screen and when prompted save the new policy information Use a meaningful name for future reference You can modify this security policy by double clicking the icon that is created when you save the policy in the previous step Enabling Encryption An encryption policy must exist in the Console Root IP Security Policies on the Local Machine screen before you can enable encryption on the 3CR990B NIC To enable encryption 1 Right click the desired policy icon in the right pane of the screen 2 Select Assign 3 A green plus symbol appears on the policy icon to indicate that encryption is toggled on Disabling Encryption An encryption policy must exist in the Console Root IP Security Policies on the Local Machine screen and be enabled before you can disable encryption on the 3CR990B NIC To disable encryption 1 Right click the desired policy icon in the right pane of the screen 2 Select Un assign The absence of a green plus symbol on the policy icon indicates that encryption is toggled off 27 9 Installing and Configuring Data Encryption Offloads 28 Installing 3Com Advanced Server Features for Windows This chapter explains the following tasks for a computer running Wind
63. loaded and that you are aware of the NetWare Volume name for the CD that you just installed 1 When prompted for the network board select the field and then press Enter 2 Press Insert to specify a NIC 3 Press Insert to specify an unlisted NIC 4 Press Enter if the drivers are contained on a floppy disk or press F3 and enter a different path UI Press Enter to select the NIC 6 Select Modify Driver Properties to configure NIC options or choose Return to Driver Summary 15 7 Novell NetWare Driver Installation 16 Installation with Novell Already Installed Be sure that the server has the latest support pack available installed The latest support pack can be found at http support novell com misc patlst htm 1 2 3 4 5 Insert the NIC into a PCI slot Go to system console on the server Run nwconfig Go to driver options configure network drivers Choose Select a driver a Press Enter if the drivers are contained on a floppy disk or b Press F3 and enter the path of the drivers if they are not contained on a floppy disk 6 Select Yes to copy the driver 7 Enter the slot number of the NIC For instructions on identifying the slot number see the next section Identifying the Slot Number 8 Configure the protocols as necessary 9 Press F10 to save the parameters 10 Select Save parameters and load driver After the driver is loaded you may continue to load other drivers if needed
64. mode fiber Full duplex 2 000 m 6 560 ft Half duplex 412 m 1 351 ft 62 5 u 125 u multimode fiber Full duplex 2 000 m 6 560 ft Half duplex 412 m 1 351 ft Installing and Connecting the NIC NY OAU A UN Unpack and inspect the NIC for damage Exit all open applications and user processes Turn off the power to the computer and attached devices Unplug the power cables from the power source Remove the computer cover Locate an empty non shared bus mastering PCI slot and remove its slot cover Save the screw if there is one Do not install the NIC in a shared PCI slot Avoid any PCI slot next to an ISA slot This slot is often shared and does not support bus mastering If you do not know how to identify a PCI slot check the computer documentation or ask the system administrator Write down the MAC address of the NIC and note the relative position of the intended PCI slot The MAC address is the 12 digit hexadecimal number printed on the small bar code label on the component side of the NIC This information is helpful when you are installing the network drivers and connecting the cables to the hub or switch The next step is to install the NIC in the computer and connect it to the network as described in the next section Installing and Connecting the NIC Observe the safety precautions listed in Safety Precautions on page 2 The following instructions apply to installing the NIC in most computers If t
65. ndows 2000 60 Windows NT 4 0 60 NetWare 60 Contents 13 Running NIC Diagnostics 61 Running the 3Com DOS Diagnostics Program 61 Running the NIC Diagnostics Tests 62 Running the Network Test 63 Running the NIC Test 63 Viewing the NIC LEDs in the 3Com Diagnostics Program 64 Viewing Network Statistics 64 Using the 3Com Icon in the Windows System Tray 64 Enabling the Icon 65 Displaying Network Statistics 65 Removing the 3Com NIC Diagnostics Program 65 Specifications and Cabling Requirements 67 3CR990B 97 NIC Specifications 67 3CR990B FX 97 NIC Specifications 68 Cabling Requirements 69 3CR990B 97 NIC 69 3CR990B FX 97 NIC 69 RJ 45 Connector Pin Assignments 70 Installing the 3Com DMI Agent 71 About the 3Com DMI Agent 71 System Requirements 72 Network Management Requirements 72 Installing the 3Com DMI Agent 72 Obtaining Support for your Product 75 Register Your Product to Gain Service Benefits 75 Purchase Value Added Services 75 Where To Go For Help 75 Troubleshoot Online 75 Access Software Downloads 75 Contact Us 76 Telephone Technical Support and Repair 76 Regulatory Compliance Information 79 FCC Class B Statement 79 FCC Declaration of Conformity 80 MIC Class B Compliance Korea 80 Safety Compliance Statement 80 Installing and Connecting the NIC This user guide explains how to install the 3Com 10 100 Secure NIC 3CR990B NIC family in a computer running any of the following operating systems e Windows 2003
66. ns Commission helpful The Interference Handbook This booklet is available from the U S Government Printing Office Washington D C 20402 Stock No 004 000 00345 4 NOTE In order to maintain compliance with the limits of a Class B digital device 3Com requires that you use quality interface cables when connecting to this device Changes or modifications not expressly approved by 3Com could void the user s authority to operate this equipment Refer to the manual for specifications on cabling types 79 D Regulatory Compliance Information 80 FCC Declaration of Conformity We declare under our sole responsibility that the Model Description 3CR990B 97 3Com 10 100 Secure Copper NIC 3CR990B FX 97 3Com 100 Secure Fiber NIC to which this declaration relates is in conformity with the following standards or other normative documents e ANSI C63 4 1992 Methods of Measurement e Federal Communications Commission 47 CFR Part 15 subpart B 3Com Corporation 350 Campus Drive Marlborough MA 01752 3064 USA MIC Class B Compliance Korea 0 ILE 2198823 HAWAJE dt IISA PAASOAME SE DE ASA ASB LE Safety Compliance Statement CAUTION This device has been tested and certified according to the following safety standards and is intended for use only in Information Technology Equipment which has been tested and certified to these or other equivalent standards e UL Standard 60950 CSA 60950 e IEC 60950 e EN 60950 ATTENTION C
67. ocal area network Environment Operating temperature Storage temperature Operating humidity Storage humidity Altitude 32 to 158 F 0 to 70 C 22 to 194 F 30 to 90 C 10 to 90 noncondensing 10 to 90 noncondensing 300 to 3 000 m 984 ft to 9 840 ft Standards Conformance EEE 802 3 100BASE FX EEE 802 3x full duplex auto negotiation and flow control EEE 802 1p General Attribute Registration protocol for multicast addresses EEE 802 1Q VLAN Tagging PCI 2 1 and 2 2 Microsoft PC97 Microsoft PC98 Microsoft PC99 DMI 1 0 and 2 0 ACPI 1 0 SMBus 2 2 WBEM Cabling Requirements Cabling Requirements The cable quality distance and connectors must comply with the Electronic Industries Association Telecommunications Industries Association EIA TIA 568 Commercial Building Wiring Standard and the Technical Services Bulletin TSB38 standards Network connection criteria are shown below 3CR990B 97 NIC NIC Cable Network cable connector Transceiver Maximum Network Segment Speed Media Type 3CR990B FX 97 NIC NIC Cable Network cable connector Transceiver Maximum Network Segment 50 u 125 u multimode fiber 62 5 u 125 u multimode fiber Speed Media Type 3CR990B 97 Category 3 4 or 5 unshielded twisted pair RJ 45 On board 100 m 328 ft 10 100 Mbps 10BASE T 100BASE TX 3CR990B FX 97 Long wavelength fiber optic 1300nm 50 p
68. ogram Booting From the Network The boot process for the MBA boot ROM varies depending on the type of computer you have BBS BIOS compatible or non BBS BIOS compatible If your computer was purchased recently it may be BBS BIOS Boot Specification BIOS compatible The BBS determines how the system BIOS identifies boot devices in a computer such as a CD ROM drive a hard drive or a floppy drive allows the user to select the boot order of these devices and then attempts to boot from each device in the specified order Refer to your computer documentation if you do not know which type of computer you have BBS BIOS Compatible PCs To enable a BBS BIOS compatible computer to boot from the network using the MBA boot ROM 1 Make sure that the NIC boot ROM setting is Enabled See the previous section Enabling or Disabling the Boot ROM Setting for instructions 2 Set the MBA manually as the first boot device in the computer BIOS Refer to your computer documentation for instructions on accessing and configuring the computer BIOS 49 11 Configuring the NIC 50 3 Reboot the computer The MBA attempts to boot from the network using the default boot method PXE To change the default boot method or any other MBA configurations press Ctrl Alt B when the following message appears Initializing MBA Press Ctrl Alt B to configure If the network boot fails the following message appears Network boot aborted
69. ogram if your computer is running any of the following operating systems DOS e NetWare NOTE The following sections explain how to start both NIC diagnostics programs However specific instructions are provided only for using the Windows based 3Com NIC Diagnostics program This chapter explains how to e Run the NIC diagnostic tests e View the NIC LEDs in the NIC Diagnostics program e View network statistics e Use the 3Com icon in the Windows system tray e Remove the 3Com NIC Diagnostics program Running the 3Com DOS Diagnostics Program To start the 3Com DOS diagnostics program for DOS and NetWare installations 1 Copy 3c99xcfg exe from the installation CD to the root directory of a DOS bootable diskette CAUTION If you are running Japanese DOS you must switch to U S mode DOS before running the 3Com DOS diagnostics program 2 Bootto DOS using the DOS bootable diskette 61 13 Running NIC Diagnostics 62 3 Enter the following at the DOS prompt a 3c99xcfg exe where a is the drive containing the DOS bootable diskette For more information about the 3Com DOS Diagnostics program to configure the NIC see Using the 3Com DOS Configuration Program on page 48 Running the NIC Diagnostics Tests The 3Com NIC Diagnostics program for Windows contains tests that can check the status of the following items e Network e NIC To run the NIC Test or Network Test 1 Make sure that the NIC the network driv
70. om lat support form html Portuguese speakers enter the URL http lat 3com com br support form html English speakers in Latin America should send e mail to lat_support_anc 3com com Or call using the following numbers Antigua 1 800 988 2112 Argentina 0 810 444 3COM continued 77 C Obtaining Support for your Product 78 Country Aruba Bahamas Barbados Belize Bermuda Bonaire Brazil Cayman Chile Colombia Costa Rica Curacao Ecuador Dominican Republic Guatemala Haiti Honduras Jamaica Martinique Mexico Nicaragua Panama Paraguay Peru Puerto Rico Salvador Trinidad and Tobago Uruguay Venezuela Virgin Islands Telephone Number 1800 998 2112 1800 998 2112 1800 998 2112 52 5 201 0010 1800 998 2112 1800 998 2112 0800 13 3COM 1800 998 2112 AT amp T 800 998 2112 AT amp T 800 998 2112 AT amp T 800 998 2112 1800 998 2112 AT amp T 800 998 2112 AT amp T 800 998 2112 AT amp T 800 998 2112 57 1 657 0888 AT amp T 800 998 2112 1800 998 2112 571 657 0888 01 800 849CARE AT amp T 800 998 2112 AT amp T 800 998 2112 54 11 4894 1888 AT amp T 800 998 2112 1800 998 2112 AT amp T 800 998 2112 1800 998 2112 AT amp T 800 998 2112 AT amp T 800 998 2112 57 1 657 0888 North America Telephone Support and Repair 1847 262 0070 Regulatory Compliance Information FCC Class B Statement This device complies with Part 15 of the FCC Rules Operation is subject
71. om the list of available options Repeat the process to change any other configuration setting To undo changes and return the settings to their previous values click Undo Changes To return the settings to the factory default settings click Set Factory Defaults 8 Click OK to save the changes and exit the program 47 11 Configuring the NIC 48 Using the 3Com DOS Configuration Program This section describes NIC configuration for computers running DOS or NetWare To run the DOS diagnostic program 1 Copy 3c99xcfg exe from the 3Com Installation CD to the root directory of a DOS bootable diskette 2 Boot to DOS using the DOS bootable diskette 3 Enter the following at the DOS prompt a 3c99xcfg exe where a is the drive containing the DOS bootable diskette If multiple NICs are installed in the computer select Select NIC on the first screen to display a list of installed NICs Use the arrow keys to select the NIC that you want to configure and press Enter 4 Use the arrow keys to scroll the list and make a selection Press Enter A NOTE On the Configuration screen when you choose the Auto Select setting for Media Type the setting for Duplex is automatically changed to Auto Select Selecting Auto Select for Duplex automatically changes the Media Type setting to Auto Select i NOTE Note that any configuration change you make through the Windows 2003 or Windows 2000 Advanced tab overrides the same configuration
72. on page 36 for more information on the dedicated IP address 35 10 Installing 3Com Advanced Server Features for Windows 36 To disable all load balancing Clear the Receive Load Balance Enabled and the Transmit Load Balance Enabled check boxes 5 Click OK The name of the new NIC group appears in the Load Balancing RSL Groups list box Adding NICs to a Group 1 Click the Load Balance RSL tab 2 In the Load Balance RSL window e Select a group from the Load Balancing RSL Groups list Select a NIC from the Network Interface Cards list 3 Click Add MC The NIC appears as part of the group in the Load Balancing RSL list box If you click Add NIC repeatedly NICs are added to the group in the order that they are listed after the first NIC you selected Specifying a Dedicated IP Address Bidirectional load balancing requires that you specify a dedicated IP address for the load balancing group This address specifies a Network ID and a Host ID and it must be unique not used elsewhere on the network For example Byte 1 Byte 2 Byte 3 Byte 4 Class A Network ID Host ID 125 24 1 253 Class B Network ID Host ID 139 25 2 253 Class C Network ID Host ID 193 26 3 253 You can specify the dedicated IP address in the Create Group or Group Properties dialog boxes You cannot specify the bytes for the Network ID they are fixed Specify the bytes for the Host ID for various classes of subn
73. ormation Format MIF file that contains information about the PC and the NIC DMI applications use the information from the MIF to manage the PC and the NIC The content of the MIF is based on the capabilities of the NIC driver found in the PC For example if a NIC with an MBA boot ROM is found all groups related to the boot ROM are included in the MIF for that particular NIC This ensures that the network management application does not receive irrelevant information for the NIC For a description of each MIF supported by the 3Com DMI Agent refer to the 3Com DMI Agent User Guide included with the 3Com DMI Agent software on the 3Com Installation CD 71 Installing the 3Com DMI Agent 72 System Requirements This section lists the client PC and network management requirements for installing and using the 3Com DMI Agent Client PC Requirements Your PC requires the following items to use the 3Com DMI Agent e DMI Service Provider 2 0 or greater such as Smart Technologies Service Provider 2 0 e NDIS 3 4 or 5 driver e Windows 2003 Windows XP Windows 2000 Windows NT 4 0 or Windows 98 SE using the latest Service Pack Network Management Requirements The 3Com DMI Agent InstallShield Wizard checks for the presence of a DMI service provider on the computer you are configuring as a network management station The network management station requires a DMI compatible browser or a network management application that supports DM
74. ows 2003 Windows XP Windows 2000 or Windows NT 4 0 with the 3Com 10 100 Secure 3CR990B NIC installed li NOTE Windows 98 does not support the advanced server features Sections include e About the Advanced Server Features e Installing 3Com Advanced Server software for a server NIC e Configuring groups and VLANs for a server NIC 3Com Advanced Server DynamicAccess features include e Fault tolerance e Bi directional load balancing e Resilient server links RSL e Multiple virtual LANs MVLANSs support About the Advanced Server Features The 3CR990B NIC and accompanying software provide a variety of features that relieve network congestion and ensure high performance and maximum bandwidth availability li NOTE Only system administrators should configure these settings 3Com DynamicAccess Advanced Server Features 3Com DynamicAccess Advanced Server software adds intelligence to the NIC to improve network performance management and control Advanced server features relieve network congestion and ensure high performance and maximum bandwidth availability e Load Balancing groups share the network load over resilient server links RSLs that keep traffic flowing even if a NIC in a group is temporarily disconnected e Failover fault tolerance provides a backup solution in the event of a NIC failure e VLANs IEEE 802 1Q multiple virtual LANs let you divide network segments into logical partitions that simplify configuration c
75. re 5 x or 6 x for the first time you need to install li the NIC driver during the operating system installation procedure Installation During Novell OS Installation You may want to create an archive disk by copying all the files from the CD ROM NetWare Server nwserver directory onto a floppy disk If you choose to use the CD directly make sure that the CDROM NLM file is loaded and that you are aware of the NetWare Volume name for the CD that you just installed 1 During the operating system installation NetWare attempts to load the built in driver for the NIC The following message appears The following driver instance failed to load and will be deleted Select Yes to return to the summary screen 2 Select the network field 3 Press Insert to specify an unlisted NIC 4 Press Enter if the drivers are contained on a floppy disk or press F3 and enter a different path 5 Press Enter to select the NIC 6 Select Modify Driver Properties to configure NIC options or choose Return to Driver Summary Installation with Novell Already Installed Be sure that the server has the latest support pack available installed The latest support pack can be found at http support novell com misc patlst htm 1 Insert the NIC into a PCI slot 2 Bootthe computer During boot time the operating system tries to automatically detect the NIC 3 Go to the HWdetect screen NetWare attempts to load the built in driver for the NIC The follow
76. rn the power off and remove the NIC from the computer e If you are reinstalling the NIC software click Yes to restart the computer Windows 98 SE To remove the network driver 1 ao uu A UN Double click the My Computer icon then the Control Panel icon and then the System icon Click the Device Manager tab Double click Network adapters Select the name of the NIC Click Remove Click OK to confirm the device removal You are prompted to restart the computer If you are physically removing the NIC from the computer click No Do not restart the computer until you shut down the system turn the power off and remove the NIC from the computer If you are reinstalling the NIC software click Yes to restart the computer 59 12 Troubleshooting the NIC 60 Removing 3Com DynamicAccess Advanced Server Features Follow the steps in this section to remove 3Com DynamicAccess Advanced Server features from your operating system Windows 2003 Windows XP and Windows 2000 The Windows 2003 Windows XP and Windows 2000 systems do not allow you to uninstall the 3Com Advanced Server technology miniport using the Device Manager To remove 3Com DynamicAccess Advanced Server features 1 2 3 Launch the Network and Dial up Connections window Select a Local Area Connection icon Click the right mouse button and select Properties from the menu The Local Area Connections Properties window appears Click the General
77. rs from the autoexec ncf file locate the Load and bind command lines and remark them out by inserting the symbol at the beginning of each command line Example LOAD 3c99x SLOT 2 FRAME Ethernet 802 2 NAME 3c99x 1 E82 BIND IPX 3c99x 1 E82 NET FAFD3D25 LOAD 3c99x SLOT 2 FRAME Ethernet 802 3 NAME 3c99x 1 E83 BIND IPX 3c99x 1 E83 NET 5A2D8D6D LOAD 3c99x SLOT 2 FRAME Ethernet SNAP NAME 3c99x 1 ESP BIND IPX 3c99x 1 ESP NET 477A35BD LOAD 3c99x SLOT 2 FRAME Ethernet II NAME 3c99x 1 EII BIND IPX 3c99x 1 EII NET C3C8F2E4 BIND IP 3c99x 1 EII ADDR 172 16 1 1 MASK ff ff ff 0 Installation During Novell OS Installation Installing the Driver in Novell NetWare Server 6 5 Before you begin make sure that e The NIC is installed in the server e The latest support pack files are installed The latest support packs can be found at http support novell com misc patlst htm To obtain the latest support pack files go to the Novell support Web site and select the Minimum Patch List option in the navigation bar Scroll down the page and select and download the latest support pack or patch file s for the operating system running on your server There are two methods for installing the driver e Installation during the Novell operating system installation e Installation when Novell is already installed NOTE If you are installing NetWa
78. rver name NOVELLSERVER WARNING If you change the name of this server you must update all the licenses that are assigned to this server Using NWAdmin double click a license object and click Certificate Assignments If the old name of this server appears you must delete it and then add the new server name Do this for all license objects ServerID 1C8EE2C LOAD ODINEB NLM LOAD TCPIP LOAD 3c99x SLOT 2 FRAME Ethernet 802 2 NAME 3c99x 1 E82 BIND IPX 3c99x 1 E82 NET FAFD3D25 LOAD 3c99x SLOT 2 FRAME Ethernet_ 802 3 NAME 3c99x 1 E83 BIND IPX 3c99x 1 E83 NET 5A2D8D6D LOAD 3c99x SLOT 2 FRAME Ethernet SNAP NAME 3c99x 1 ESP BIND IPX 3c99x 1 ESP NET 477A35BD LOAD 3c99x SLOT 2 FRAME Ethernet II NAME 3c99x 1 EII BIND IPX 3c99x 1 EII NET C3C8F2E4 BIND IP 3c99x 1 EII ADDR 172 16 1 1 MASK ff ff ff 0 mount all SEARCH ADD SYS JAVA BIN SEARCH ADD SYS JAVA NWGFX Li Li NOTE The Novell monitor program and the config command are also useful for verifying driver configuration For information on how to use these programs see the Utilities Reference in your Novell NetWare online documentation NOTE If you modify any NIC parameters you must reboot the system before the changes will take effect If you make changes and do not reboot you may experience configuration problems If the driver was loaded at console however no reboot is necessary 17 Novell NetWare Driver Installation 18 Removing Drivers from Autoexec ncf To remove the drive
79. s task bar e Double click the 3Com NIC Diagnostics icon The 3Com NIC Diagnostic screen appears Using the 3Com NIC Diagnostics Program This section describes NIC configuration for computers running Windows 2003 Windows XP Windows 2000 Windows NT 4 0 or Windows 98 SE Before you configure the NIC make sure that e The NIC is installed in the computer and is connected to the network e The network driver is installed e The 3Com NIC Diagnostics program is installed To change the NIC general configuration settings such as network driver optimization duplex mode and media type 1 Open the Windows Start menu 2 Select Programs and then 3Com NIC Utilities 3 Click 3Com NIC Doctor The 3Com NIC Diagnostics General screen appears NOTE Click Help to obtain general information about the function of a screen To obtain specific information about any topic on a screen click the question mark in the upper right corner of the screen move it over a topic and click once 4 If your computer has more than one NIC installed open the Network Interface Card NIC list box and select the NIC to be configured 5 Click the Configuration tab The Configuration screen appears 6 Under Network Parameter select the setting to be changed For a description of each setting click the question mark in the upper right corner of the screen move it over a setting and click once 7 Open the Set Value list box and select a new value fr
80. stallation This chapter explains the following tasks on a computer running Windows XP e Install the network driver and NIC software using the 3Com Installation CD e Verify the network driver installation To obtain the latest version of a driver go to http www 3com com Search for 3CR990B and drivers The network driver can be used in both Microsoft and NetWare network environments Installing the Network Driver To install the driver 1 Make sure that the NIC is installed in the computer as described in Installing and Connecting the NIC on page 3 2 Turn on the power to the computer Insert the 3Com Installation CD in the CD ROM drive The 3Com Installation CD main menu appears Click NIC Software Click NIC Drivers and Diagnostics Click Install NIC Driver Select the type of installation e Install with Diagnostic Program installs the driver as well as the 3Com NIC Diagnostics Program for Windows See Using the 3Com NIC Diagnostics Program on page 47 for more information e Install without Diagnostic Program installs the driver only The driver installation begins 8 Click OK when the 3Com NIC Driver Update Kit dialog box appears The driver is installed Ww YO ul A Verifying the Network Driver Installation To verify successful NIC installation 1 Open the Windows Start menu and then select Control Panel 2 Double click Network Connections 3 Check connections in the LAN or High
81. t databases listed in this section check the README TXT files in the ENGLISH INSTALLS and NWSERVER subdirectories and check the Help text files located in the HELP directory on the 3Com Installation CD Accessing the 3Com Knowledgebase To access a database of technical information that can help you diagnose and solve NIC installation configuration and upgrade problems go to http knowledgebase 3com com Accessing the 3Com NIC Help System To access the 3Com NIC Help system 1 Make sure that the NIC its driver and the 3Com NIC Diagnostics program are installed See Installing the 3Com NIC Diagnostics Program on page 46 for instructions 2 Open the Windows Start menu 3 Select Programs and then 3Com NIC Utilities 4 Select 3Com NIC Doctor Help 5 The main Help screen appears Click Help Topics to display a list of Help topics or click Find to search for a Help topic Accessing Release Notes and Frequently Asked Questions To access release notes and frequently asked questions about the NIC 1 Make sure that the NIC its driver and the 3Com NIC Diagnostics program are installed See Installing the 3Com NIC Diagnostics Program on page 46 for instructions 2 Open the Windows Start menu 3 Select Programs and then 3Com NIC Utilities 4 Click 3Com NIC Doctor The 3Com NIC Diagnostics General screen appears Click the Support tab The Support screen appears Click Support Databases to display
82. tact Us 3Com offers telephone e mail and internet access to technical support and repair services To access these services for your region use the appropriate telephone number URL or e mail address from the list below You will find a current directory of support telephone numbers posted on the 3Com web site at http csoweb4 3com com contactus Telephone Technical Support and Repair To obtain telephone support as part of your warranty and other service benefits you must first register your product at http eSupport 3com com When you contact 3Com for assistance please have the following information ready e Product model name part number and e Diagnostic error messages serial number e A list of system hardware and software e Details about recent configuration including revision level changes if applicable To send a product directly to 3Com for repair you must first obtain a return authorization number RMA Products sent to 3Com without authorization numbers clearly marked on the outside of the package will be returned to the sender unopened at the sender s expense If your product is registered and under warranty you can obtain an RMA number online at http eSupport 3com com First time users will need to apply for a user name and password These numbers are correct at the time of publication Find a current directory of support telephone numbers posted on the 3Com web site at http csoweb4 3
83. tall the network driver and NIC software using the 3Com installation CD Verify the network driver installation To obtain the latest version of a driver go to http www 3com com Search for 3CR990B and drivers The network driver can be used in both Microsoft and NetWare network environments Installing the Network Driver To install the driver 1 Make sure that the NIC is installed in the computer as described in Installing and Connecting the NIC on page 3 2 Turnon the power to the computer Insert the 3Com Installation CD in the CD ROM drive The 3Com Installation CD main menu appears Click NIC Software Click NIC Drivers and Diagnostics Click Install NIC Driver Select the type of installation e Install with Diagnostic Program installs the driver as well as the 3Com NIC Diagnostics Program for Windows See Using the 3Com NIC Diagnostics Program on page 47 for more information e Install without Diagnostic Program installs the driver only The driver installation begins 8 Click OK when the 3Com NIC Driver Update Kit dialog box appears The driver is installed w N QOU A Verifying the Network Driver Installation To verify successful NIC installation 1 Open the Windows Start menu and then select Control Panel 2 Double click Network Connections 3 Check connections in the LAN or High Speed Internet window 2 Windows 2003 Server Driver Installation Windows XP Driver In
84. the CD ROM drive The Welcome screen appears Click NIC Software Click DynamicAccess technologies Click Install DynamicAccess software Select the appropriate menu option for your operating system The 3Com DynamicAccess Software Installation screen appears displaying the following prompt Do you wish to install DynamicAccess Software for Servers Click Yes The 3Com Advanced Server Software Installation program starts e When 3Com Advanced Server features are installed for Windows NT NICs bind to the Advanced Server protocol and real protocols bind to the Advanced Server Miniport Do not modify these bindings e When 3Com Advanced Server features are installed for Windows 2003 Windows XP or Windows 2000 LAN connections bind to the Advanced Server protocol and real protocols bind to the Advanced Server miniport Do not modify these bindings When the 3Com Advanced Server Technology installation is finished exit the installation CD and then exit Windows Restart the computer li NOTE You must restart the computer to complete the installation Verifying the Installation After the 3Com Advanced Server software is installed on the server the following changes are visible in the Windows Network control panel For each physical NIC installed in the client computer a virtual NIC entry appears in the list of network adapters All protocols are re bound to the virtual NIC The bindings to the physical NIC are stil
85. the NIC by its MAC address as follows 1 In the Network and Dial up Connections window right click the miniport icon and select Properties from the menu 2 In the DynamicAccess Properties window click the General tab 3 In the General tab move the cursor over the miniport name Do not click the name After a short pause the MAC address of the associated NIC appears in a pop up window Using Windows 2003 Windows XP and Windows 2000 Offload Features The 3CR990B NIC supports Windows 2003 Windows XP and Windows 2000 offload features in an IP environment The offload features are designed to enhance the Windows 2003 and Windows 2000 operating system capabilities by off loading key TCP IP networking and security tasks from the operating system e IPSec Offload reduces CPU utilization by allowing the NIC and a crypto chip on the NIC to perform data encryption operations TCP Segmentation Offload reduces CPU utilization by allowing the NIC to perform segmentation of TCP packets NOTE Windows 2003 and Windows 2000 do not allow IPSec offloads and TCP Segmentation offloads for the same session Though all offload types may be enabled TCP Segmentation offloading will not occur during an IPSec session Enabling Offloads e IP and TCP Checksum Offload reduced CPU utilization by allowing the NIC to perform the checksum calculation of TCP IP and UDP IP packets e 802 1p Packet Priority Offload reduces CPU utilization by
86. to click Next to continue setting up the protocol and services Files are copied Windows may prompt you for the Windows NT specific files These are typically located in C 1386 Ww N 9 Click OK on any dialog boxes that may appear 11 5 Windows NT 4 0 Driver Installation 10 When the installation is complete Windows prompts for a reboot After the reboot make sure to reapply the service pack NOTE Verify that the Windows operating system has been upgraded to the latest version and latest service pack Also make sure the correct BIOS and firmware are installed to ensure the system works correctly NOTE If networking has not been installed on your PC Windows NT asks if you want to install networking Click Yes and then click Select from Disk Go to step 5 to continue Verifying the Network Driver Installation To verify successful NIC installation 1 Double click the My Computer icon the Control Panel icon and then the Network icon 2 Select the Adapters tab 3 Make sure that the name of the NIC appears in the list of network adapters 12 Windows 98 SE Driver Installation This chapter explains the following tasks on a computer running Windows 98 SE Install the network driver and NIC software using the 3Com Installation CD Verify the network driver installation To obtain the latest version of a driver go to http www 3com com Search for 3CR990B and drivers The network driver can
87. to the following two conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation WARNING This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules and the Canadian Department of Communications Equipment Standards entitled Digital Apparatus ICES 003 These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet on a circuit different from the one that the receiver is connected to e Consult the dealer or an experienced radio TV technician for help The user may find the following booklet prepared by the Federal Communicatio
88. unning Novell NetWare 5 0 6 0 and 6 5 e Install the network driver and NIC software using the 3Com Installation CD e Verify the network driver installation To obtain the latest version of a driver go to http www 3com com Search for 3CR990B and drivers The network driver can be used in both Microsoft and NetWare network environments Installing the Driver in Novell NetWare Server 5 1 and 6 0 Before you begin make sure that e The NIC is installed in the server e The latest support pack files are installed The latest support packs can be found at http support novell com misc patlst htm To obtain the latest support pack files go to the Novell support Web site and select the Minimum Patch List option in the navigation bar Scroll down the page and select and download the latest support pack or patch file s for the operating system running on your server There are two methods for installing the driver e Installation during the Novell operating system installation e Installation when Novell is already installed NOTE If you are installing NetWare 5 x or 6 x for the first time you need to install li the NIC driver during the operating system installation procedure Installation During Novell OS Installation You may want to create an archive disk by copying all the files from the CD ROM NetWare directory onto a floppy disk If you choose to use the CD directly make sure that the CDROM NLM file is
89. urations You can improve overall system performance with VLANs by increasing the physical RAM the virtual memory page size or both Number of VLANs Minimum RAM Size MB Up to 16 128 CAUTION Before creating or removing a load balancing group or VLAN take note of configuration information such as IP addresses and IPX network numbers 3Com Advanced Server software does not restore a network configuration to its pre Advanced Server state Always verify that the network configuration conforms to your expectations after creating or removing a load balancing group or VLAN Working With Server Features The 3Com Advanced Server features window contains tabs for these windows e In the Load Balance RSL window you can create and change Load Balancing RSL groups The NICs in a group work together to route traffic efficiently and to recover from failures e In the VLANs window you can set up virtual LANs All groups listed on the Load Balance RSL window also appear as groups in the VLAN window Any ungrouped NICs in the Load Balance RSL window are also listed in the VLAN window 34 Creating a Group Windows 2003 Windows XP and Windows 2000 Access 3Com Advanced Server server features through the Windows Network and Dial up Connections window as follows 1 2 3 4 vI Log in to Windows with administrator privileges Launch the Windows Network and Dial up Connections window Select a Local Area Connection icon Click the rig
90. ver cables on the 3CR990B 97 NIC 12345678 TD 1 Straight through 10BASE T cable Crossover 10BASE T cable ONDA WN ONDA WIN 2 D O 99 T T ou BW NN On QU WN 2 4 o ogg i 1 If the file server and client PC function together as a small network then either the existing cabling or the hub is failing When a crossover cable is used the LED on the NIC functions differently than it would under normal operating conditions For example with a correct crossover connection the LED lights whereas with a straight through connection the LED does not light If you make a crossover cable and the polarity is mismatched that is TD to RD instead of TD to RD the LED blinks 57 12 Troubleshooting the NIC 58 Removing the Network Driver To remove the network driver from your computer follow the steps for your operating system NOTE Removing the network driver does not result in the removal of the diagnostics software See Removing the 3Com NIC Diagnostics Program on page 65 Windows 2003 Windows XP and Windows 2000 The Windows 2003 Windows XP and Windows 2000 systems do not allow you to uninstall the network driver from the Network and Dial up Connections window To remove the network driver 1 Right click the My Computer icon 2 Select Properties on the pop up menu The System Properties screen appears 3 Select the Hardware tab 4 Click Device Manager in the middle panel The De
91. vice Manager screen appears 5 Double click Network Adapters Right click the name of the NIC 7 Select Uninstall on the pop up menu A warning message appears 8 Click OK to confirm the driver removal The network driver is removed The Device Manager screen appears NOTE The Windows 2003 Windows XP and Windows 2000 systems do not li allow you to uninstall the 3Com Advanced Server technology miniport using the Device Manager To remove Advanced Server technology features see Removing 3Com DynamicAccess Advanced Server Features on page 60 9 Exit the Device Manager and shut down Windows To reinstall the NIC driver and software restart the computer To physically remove the NIC from the computer shut down the system turn the power off and remove the NIC from the computer Windows NT 4 0 To remove the network driver 1 Double click the My Computer icon then the Control Panel icon and then the Network icon The Network screen appears Click the Adapters tab Select the name of the NIC in the Network Adapters box and then click Remove Click Yes to confirm the removal U BB W N Click Close to close the Network screen You are prompted to restart the computer Windows 98 SE 6 Depending on whether you are removing the NIC or reinstalling NIC software do the following e If you are physically removing the NIC from the computer click No Do not restart the computer until you shut down the system tu
92. view 23 Offloading Encryption Processing 23 Selecting Basic or Strong Encryption Processing 23 Configuring IPSec in Windows 2003 Windows XP and Windows 2000 Creating a Security Policy 24 Defining the Console 25 Creating the Policy 25 Creating a Filter 26 Binding the Filter 26 Creating the Filter Action 26 Binding the Filter Action 27 Enabling Encryption 27 Disabling Encryption 27 Installing 3Com Advanced Server Features for Windows 29 About the Advanced Server Features 29 3Com DynamicAccess Advanced Server Features 29 Load Balancing 30 Failover 30 VLANs 31 Server Features Using Other NICs 31 Installing 3Com Advanced Server Software 32 Configuring Groups and VLANs 33 Planning the Configuration 33 Working With Server Features 34 Windows 2003 Windows XP and Windows 2000 35 Windows NT 35 Creating a Group 35 Adding NICs to a Group 36 Specifying a Dedicated IP Address 36 Changing an IP Address 37 Creating a VLAN 37 Specifying Traffic Priorities 37 Saving the Configuration 38 Disabling Load Balancing for a Group 38 Changing the Primary NIC 38 Removing a NIC from a Group 38 Deleting or Editing a VLAN 38 Displaying NIC Properties 39 Displaying Group Properties 39 Troubleshooting a Load Balancing Configuration 39 24 Changing Windows 2003 Windows XP and Windows 2000 Property Settings Identifying Windows 2003 and Windows 2000 Miniport and LAN Connections Using Windows 2003 Windows XP and Windows 2000 Offload Features Enabling

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