3Com ATMLINK 155, User Manual

Page 1: ... ATMLINK 155 PCI NETWORK INTERFACE CARDS USER GUIDE A member of the 3Com family of ATMLink network interface cards Part No 09 1038 000 Published February 1997 ...

Page 2: ...ifornia 95052 8145 For civilian agencies Restricted Rights Legend Use reproduction or disclosure is subject to restrictions set forth in subparagraph a through d of the Commercial Computer Software Restricted Rights Clause at 48 C F R 52 227 19 and the limitations set forth in 3Com Corporation s standard commercial agreement for the software Unpublished rights reserved under the copyright laws of ...

Page 3: ...e very best 3Com service and support take the time to complete the product registration card Any defective 3Com adapter will be repaired or replaced at 3Com s option for as long as the adapter resides in its original IBM Personal Computer Personal System 2 or compatible computer driver software is covered by the standard 90 day limited software warranty ...

Page 4: ...ands France Israel 3Com France Marketing Department Immeuble McKinley BP 965 1 Avenue de l Atlantique 91976 Les Ulis Courtaboeuf Cedex France Germany Austria Switzerland 3Com GmbH Marketing Department Gustav Heinemann Ring 123 D 81739 Muenchen Munich West Germany Italy Greece Spain Portugal Malta 3Com Mediterraneo Srl Marketing Department Via Michelangelo Buonarroti 1 20093 Cologno Monzese MI Ital...

Page 5: ...escription 1 6 2 HARDWARE INSTALLATION Installation Overview 2 1 Installing the 3C975 ATMLink NIC 2 1 3 WINDOWS NT DRIVER INSTALLATION Driver Installation Overview 3 1 Driver Installation Requirements 3 2 Hardware Requirements 3 2 Memory Requirements 3 2 Memory Requirement Scenario 1 3 3 Memory Requirement Scenario 2 3 3 Software Requirements 3 3 NIC Information Requirements 3 4 Resilient Server L...

Page 6: ...pport 3 24 4 NETWARE SERVER DRIVER INSTALLATION Driver Installation Overview 4 1 Driver Installation Requirements 4 3 Hardware Requirements 4 3 Memory Requirements 4 3 Software Requirements 4 3 NIC Information Requirements 4 3 Resilient Server Links Overview 4 4 Rules for Using Resilient Links 4 4 Implementing Resilient Server Links in NetWare 4 5 Loading the Server Driver 4 6 Before You Begin 4 6...

Page 7: ...ING Overview 6 1 When to Use the Diagnostic Utility 6 2 How to Use the Diagnostic Utility 6 3 Starting the Diagnostic Utility 6 3 Navigating Within the Diagnostic Utility 6 4 Running the Internal Tests 6 5 Running the External Loopback Test 6 7 Viewing Test Results 6 9 NIC Statistics 6 10 Individual Test Information 6 10 Changing the Test Setup 6 11 Enabling and Disabling Individual Tests 6 11 Cha...

Page 8: ...oard Service B 1 Access by Analog Modem B 1 Access by Digital Modem B 2 World Wide Web Site B 2 3ComForum on CompuServe B 3 3ComFacts Automated Fax Service B 3 Support from Your Network Supplier B 4 Returning Products for Repair B 5 GLOSSARY INDEX LIMITED WARRANTY FCC CLASS A VERIFICATION STATEMENT FCC CLASS B CERTIFICATION STATEMENT CANADIAN NOTICE 3COM END USER SOFTWARE LICENSE AGREEMENT ...

Page 9: ... 3Com ATMLink Installation Window 3 12 3 9 ELAN Configuration Window 3 16 3 10 TCP IP Configuration Window with Sample Entries 3 17 3 11 Restart Prompt for Adapter Driver 3 19 3 12 Select OEM Option Window 3 21 3 13 NIC Installation Dialog Box 3 22 3 14 Total Number of ELANs Dialog Box 3 22 3 15 3Com ATMLink Installation Window Showing Additional ELANs 3 23 3 16 Selecting the SNMP LEC MIB Agent 3 ...

Page 10: ...ATM Utility Select a NIC Screen 5 8 5 7 NetWare ATMLink Utility Main Menu 5 8 5 8 NetWare NIC Information Screen 5 9 5 9 VCC Statistics Screen 5 11 5 10 Currently Configured LECs Screen 5 12 5 11 LEC Statistics Screen 5 12 6 1 Diagnostic Utility Main Screen 6 4 6 2 Test Setup Screen 6 5 6 3 Run Tests Screen 6 6 6 4 External Loopback Test Screen 6 8 6 5 Run Tests Screen 6 8 6 6 Test Results Screen ...

Page 11: ...ywords 4 24 5 1 Windows NT ELAN Information Fields 5 3 5 2 Windows NT Connection Statistics Fields 5 4 5 3 Windows NT NIC Information Fields 5 6 5 4 NetWare NIC Information Fields 5 10 5 5 NetWare VCC Statistics Screen 5 11 5 6 LEC Statistics Fields for NetWare 5 13 6 1 Accessing MS DOS 6 3 6 2 Function Key Descriptions of the Diagnostic Utility 6 4 6 3 LED Activity 6 19 A 1 RJ 45 Connector Pinout...

Page 12: ...uired If the information in the release notes shipped with your product differs from the information in this guide follow the release notes How to Use This Guide The following table shows where to find specific information in this guide If you are looking for information on Turn to Hardware and software overview Chapter 1 Hardware installation Chapter 2 Microsoft Windows NT driver installation Cha...

Page 13: ...t indicates that the general form of a command syntax is provided You must evaluate the syntax and supply the appropriate port path value address or string for example Enable RIPIP by using the following syntax SETDefault port RIPIP CONTrol Listen In this example you must supply a port number for port When the word command is used in this guide it indicates that all variables in the command have b...

Page 14: ... example SETDefault 0 IP NETaddr 0 0 0 0 Keys When specific keys are referred to in the text they are called out by their labels such as the Return key or the Escape key or they may be shown as Return or Esc If two or more keys are to be pressed simultaneously the keys are linked with a plus sign for example Press Ctrl Alt Del Italics Italics are used to denote new terms or emphasis Table 2 Text C...

Page 15: ... are high performance single slot bus master half length PCI cards that provide 155 52 megabit per second Mbps SONET STS 3c physical layer support The 3C975 ATMLink NICs support the following features ATM Forum standard LAN Emulation Client LEC ATM Forum AAL5 ATM adaptation layer ATM Forum UNI 3 0 3 1 standard signaling for switched virtual circuit SVC connections Up to 4 NICs per system Up to 16 ...

Page 16: ...nagement Interface ILMI 3 0 service User selectable virtual path identifier virtual circuit identifier VPI VCI range Simple Network Management Protocol SNMP agent for NICs operating under the Windows NT operating system Figure 1 1 3C975 F and 3C975 UTP ATMLink NICs 3C975 F 3C975 UTP ATM LINK ATM LINK ...

Page 17: ...ng system as a separate emulated NIC and receives a unique MAC address An emulated NIC connects to an emulated LAN ELAN In short each physical ATMLink NIC can connect to up to 16 separate ELANs The term ELAN is often used to denote an LEC in the 3Com ATMLink utilities installation programs and user guide An ELAN is a logical grouping of end stations within an ATM network The ATM network administra...

Page 18: ...NLMs for Novell NetWare server versions 4 x and 3 12 ATMLink diagnostic utility DOS version ATMLink utility Windows NT and NetWare versions Network drivers and utility programs are periodically updated and made available through 3Com online services See Appendix B for details on how to use 3Com online services Network Driver Description 3Com ATMLink network drivers support the following features S...

Page 19: ...nk NICs as standby NICs In the event of link failure the standby NIC assumes the configuration profile and network traffic of a failed active ATMLink NIC Resilient server links are discussed in Chapter 3 and Chapter 4 The ATMLink network drivers let the ATM network administrator set a maximum peak cell rate value for each LEC This form of bandwidth allocation is useful in mitigating congestion and...

Page 20: ...ty for Microsoft Windows NT and for Novell NetWare is shipped on the ATMDisk diskettes Use the ATMLink utility to display configuration and operating status of all installed ATMLink NICs and ELANs as well as to reset a NIC Chapter 5 describes how to use the ATMLink utility ...

Page 21: ...tions For technical specifications on the 3C975 ATMLink NIC see Appendix A Installing the 3C975 ATMLink NIC To install the 3C975 ATMLink NIC in your computer perform these steps Keep the 3C975 ATMLink NIC in the protective antistatic bag until you are ready to install it To prevent damage to the NIC due to electrostatic discharge wear a grounding strap and handle the NIC by its edges only If you d...

Page 22: ...iew the steps in this procedure and observe all cautions and warnings to protect yourself and to prevent damage to the computer 5 Remove the cover from your computer 6 Locate an empty bus master PCI bus expansion slot 7 Remove the metal expansion slot cover from the computer chassis as shown in Figure 2 1 Save the screw for step 11 later in this section Figure 2 1 Removing the Expansion Slot Cover...

Page 23: ...ot you used This information is helpful when installing the network drivers and connecting the cables to the ATM switch The MAC address is the 12 digit hexadecimal number printed on the small bar code label on the component side of the NIC 10 Press down gently and firmly on the NIC to seat it properly 11 Use the screw removed in step 7 to secure the 3C975 ATMLink NIC bracket to the system chassis ...

Page 24: ... and RJ 45 Connectors It is strongly recommended that you run the ATMLink diagnostic utility before attempting to install the network drivers The diagnostic utility verifies that the on board components of each NIC function correctly This utility also correlates the MAC address of the NIC with its PCI slot number You must know the PCI slot number to load configure or reconfigure the Microsoft Wind...

Page 25: ...ical user interface and in the following procedures Driver Installation Overview The Windows NT driver installation program consists of two parts NIC detection creation of resilient server links and ELAN allocation NIC and ELAN configuration During NIC detection the user designates each detected 3Com 3C975 ATMLink NIC as either an active or a standby NIC see the section Resilient Server Links Over...

Page 26: ...RAM 16 x Frame_Size No of NICs 1 x No of ELANS When NICs with different maximum frame sizes are installed in the same computer use the larger Frame_Size value Round up the result to the first integral multiple of 8 Most Ethernet ELANs use a maximum frame size of 1514 bytes Token ring ELANs typically use a maximum frame size of 4542 or 9232 bytes See Table 3 1 for more information on the Maximum Fr...

Page 27: ... ring LAN type with a maximum frame size of 4542 and four ELANs one is a token ring LAN type with a maximum frame size of 9232 and two ELANs and one is an Ethernet LAN type with a maximum frame size of 1514 and six ELANs The memory requirement is 80 megabytes of RAM Frame_Size 4 use the largest value of all present No of NICs 3 three NICs are installed in the computer No of ELANs 6 the maximum num...

Page 28: ...unction to your server to protect against network disruption and data loss To use resilient links you must install two or more 3Com ATMLink NICs in your system During the network driver configuration procedure at least one NIC must be designated an active NIC The standby NIC takes over when the link on a designated active NIC port is lost Rules for Using Resilient Server Links Resilient server lin...

Page 29: ...IC cannot be configured as a standby NIC for another standby NIC A resilient server link is established only if the active NIC is operational after Windows NT is booted The standby NIC cannot assume the configuration profile of an active NIC that has never been operational Driver Installation Summary for Experienced Users Experienced Windows NT users knowledgeable in ATM configuration can use the ...

Page 30: ... appears identifying the first 3Com ATMLink NIC found on the PCI bus 2 Click Yes to install the ATMLink NIC network driver on the identified NIC or click No to bypass the NIC You may wish to bypass a previously installed NIC in the system The NIC Mode dialog box appears 3 Make the identified NIC an active or a standby NIC If you select Stand by the NIC Installation dialog box reappears when there ...

Page 31: ...Com ATMLink NIC set the following local NIC parameters these can vary with each NIC in the system LAN Type ILMI VPI VCI Maximum Frame Size Resilient Server Links All of the above parameters except resilient link assignments must match the ATM switch settings The default values work for most installations 3 For each ELAN set the following parameters ELAN Name Peak Rate LE Configuration Mode 4 Click...

Page 32: ... to the MicrosoftWindows NT System Guide for additional information NIC Detection Resilient Server Links and ELAN Allocation It is assumed that at least one 3C975 ATMLink NIC is installed in the system PCI bus 1 Boot your system under Windows NT 2 Log into your Windows NT Administrator account 3 Double click the Control Panel icon 4 Double click the Network icon The Network Settings window shown i...

Page 33: ...Installing the Network Driver 3 9 Figure 3 1 Network Settings Window Figure 3 2 Add Network Adapter Figure 3 3 Insert Disk Dialog Box ...

Page 34: ... OEM Option window appears as shown in Figure 3 4 Figure 3 4 Select OEM Option Window 10 Select 3Com ATMLink PCI NIC 3C975 and click OK The installation program copies the network driver ATM utility ATM diagnostic utility and SNMP agent files to the system hard disk and then detects all installed 3Com ATMLink NICs in the system The dialog box shown in Figure 3 5 appears Figure 3 5 NIC Installation...

Page 35: ...IC run the 3Com ATMLink diagnostic utility Figure 3 6 NIC Mode Dialog Box 12 Click Active to make the identified NIC an active NIC or click Stand by to make it a standby NIC resilient server link If you select Stand by the NIC Installation dialog box reappears for the next discovered 3C975 ATMLink NIC If you select Active the Total Number of ELANs dialog box appears as shown in Figure 3 7 Figure 3...

Page 36: ...Configuration The ELANs allocated to an active NIC appear in the ELAN portion of the ATMLink Installation window Figure 3 8 The MAC addresses of the ELANs do not appear until the system is rebooted The VCI VPI Range and Signaling are global parameters set the same for all NICs in the system LAN Type ILMI VPI VCI and Maximum Frame Size are local NIC parameters and can be different for each NIC Traf...

Page 37: ... parameter is determined by the ATM switch setting Signaling UNI v3 0 UNI v3 1 This parameter is determined by the ATM switch setting Local NIC Parameters specific to each NIC in a computer system LAN Type Ethernet 802 3 Token Ring 802 5 All ELANs configured on a NIC must be the same LAN type ILMI VPI 0 This parameter is determined by the ATM switch setting ILMI VCI 16 This parameter is determined...

Page 38: ...M switch ELAN names are case sensitive Traffic Shaping 1 155 Mbps Sets the maximum bandwidth available to an ELAN LE Configuration Mode Automatic using ILMI Automatic with specific LECS Manual with specific LES Select Automatic using ILMI for ILMI service Select Automatic with specific LECS to connect with a LECS different from that specified by ILMI Select Manual with a specific LES to bypass the...

Page 39: ...he default is UNI version 3 1 4 Change the local NIC parameters if necessary Local parameter values are specific to the NIC being configured a Select a LAN type for the NIC All ELANs allocated to this NIC will be of this same LAN type The default value is Ethernet b Set the maximum frame size also known as the maximum transfer unit MTU Select 1514 for Ethernet 4542 for 4 Mbps token ring or 9232 fo...

Page 40: ...ied by the LES b Select the LE configuration mode Select Automatic using ILMI to use the ATM switch based Interim Local Management Interface service ILMI to connect to the LES Select Automatic with specific LECS if you wish to contact an LECS not identified by ILMI Enter the 20 byte ATM address of the specific LECS if it does not use the default ATM Forum Well known Address To reinstate the defaul...

Page 41: ...Installation window Clicking Cancel erases all entries and edits in both windows 7 Click Save Exit to exit the 3Com ATMLink Installation window 8 Click OK in the Network Settings window If IP services are installed the TCP IP Configuration dialog box appears as shown in Figure 3 10 If any of the ELANs and standby NICs are on IP networks proceed to the next step otherwise click Cancel in the TCP IP...

Page 42: ...dby NIC from the Adapter list box You can configure the ELANs and NICs in any order b Enter the IP address for an ELAN or a dummy address for a standby NIC c Enter the subnet mask d Enter the default gateway if applicable If your local network has a gateway to other networks you must enter your network s gateway address to communicate with nodes on the other side of the gateway e Enter the primary...

Page 43: ...er Verifying Driver Installation and Configuration Perform the following procedures to verify that the driver is installed and operative If you are using TCP IP ping the ATMLink end station that you want to test Check the link LED The LED is lit when the driver is loaded and a good connection is made to the ATM switch The LED on a standby NIC does not light unless the NIC changes to active status ...

Page 44: ...LAN and its associated software drivers from Windows NT follow these steps 1 Double click the Control Panel icon in the Main group The Control Panel window appears 2 Double click the Network icon to access the Network Settings window 3 Select an ELAN from the Installed Adapter Cards list 4 Click Remove You are prompted to confirm the removal of the component 5 Click Yes to remove the ELAN The requ...

Page 45: ... bus number of the NICs on which you want to install additional ELANs Use the diagnostic utility to obtain this information if you do not already have it 2 Perform steps 1 through 9 of the Windows NT driver installation procedure as described in the section Installing the Network Driver 3 In the Select OEM Option window select 3Com ATMLink PCI NIC ELAN Instance as shown in Figure 3 12 Figure 3 12 ...

Page 46: ...appears with the next detected NIC When you click Yes the Total Number of ELANs dialog box appears as shown in Figure 3 14 Figure 3 14 Total Number of ELANs Dialog Box 5 Enter the total number of ELANs you want to install on the indicated physical NIC and click OK The total number of ELANs already configured on the indicated NIC is displayed in the Total ELANs field To add ELANs to the NIC enter a...

Page 47: ...3Com ATMLink Installation window as shown in Figure 3 15 Figure 3 15 3Com ATMLink Installation Window Showing Additional ELANs 6 Configure the new ELANs and then click Save Exit 7 Click OK in the Networks Setting window 8 Configure IP information for the new ELANs if IP is used and click OK otherwise click Cancel 9 Restart Windows NT ...

Page 48: ...te the agent must be manually installed The ATMLink SNMP agent responds to requests from any standard SNMP network management software The SNMP Get and GetNext commands work for all the LEC MIB objects The Set command does not work with all SNMP variables and the user cannot create or modify an LEC To manually install the ATMLink SNMP agent on your Windows NT system perform the following procedure...

Page 49: ...Adding SNMP Support 3 25 Figure 3 16 Selecting the SNMP LEC MIB Agent 3 Click OK The SNMP agent files are copied to the system hard disk 4 Click OK in the Network Settings window 5 Restart Windows NT ...

Page 50: ...th your product or the README TXT files on the ATMDisk diskette differs from the information in this guide follow the release notes or README TXT files Driver Installation Overview Installation of the 3Com ATMLink NIC NetWare driver is divided into three parts Confirming that the driver installation requirements have been met Copying the driver to the hard drive of the server manually or by using ...

Page 51: ...the NIC can also be configured for resilient server links When all the LEC parameters or resilient link parameters have been set the installation program saves the parameters loads the driver and modifies the AUTOEXEC NCF file by adding appropriate load and bind command lines To configure additional LECs you must modify the same 3C975 LAN driver Resilient server links and LECs can be configured ma...

Page 52: ...Requirements 3Com ATMDisk diskette for Novell NetWare Before installing the driver review the README TXT document included on the ATMDisk diskette 3Com strongly recommends that your Novell network operating system be updated with the most recent patches and updates available from Novell technical support www novell com NIC Information Requirements The names of the ELANs to be configured on each AT...

Page 53: ...ame computer and one of the NICs must be an active NIC Active NICs and their standby NICs must be connected to switches on the same ATM network Up to three standby NICs can be assigned to a single active NIC A single standby NIC can be assigned to as many as three active NICs In a two NIC scenario when NIC 1 is active and NIC 2 is standby and if the link on the NIC 1 port fails NIC 2 assumes the c...

Page 54: ...screen in the ATMLink utility see Chapter 5 A standby NIC must have these attributes One or more designated active NICs The same link type as its active NICs Its own card number and channel number The Home Link Type Card Number and Channel Number parameters in the NetWare install utility are used to specify these attributes The corresponding keywords are home linktype channel and cardnum See Table...

Page 55: ...y editing the AUTOEXEC NCF In NetWare version 4 11 the install utility user interface differs slightly from that shown in this user guide Before You Begin Perform the following operations before loading the ATMLink NetWare drivers Load the NLMs provided by 3Com on the ATMDisk diskette NBI NLM MSM NLM ETHERTSM NLM TOKENTSM NLM The NLMs for NetWare version 3 12 are also on the ATMDisk diskette See t...

Page 56: ...e Perform the following steps to install the 3Com 3C975 ATMLink NIC driver on a NetWare 4 x file server 1 With NetWare 4 x installed and the server up and running enter the following command at the prompt load install The Installation Options screen appears as shown in Figure 4 1 Figure 4 1 Installation Options Screen Use the arrow keys to select an item in any of the NetWare dialog boxes and then...

Page 57: ...ect Driver options The Driver Options screen appears as shown in Figure 4 2 3 Select Configure network drivers The Additional Driver Actions screen appears as shown in Figure 4 3 Figure 4 2 Driver Options Screen Figure 4 3 Additional Driver Actions Screen ...

Page 58: ... this is the first installation of the 3C975 NIC driver it will not appear in the above list 5 Press the Insert key to install a driver from the floppy disk drive A system message for selecting a disk drive appears as shown in Figure 4 5 Figure 4 4 Select a Driver Screen Figure 4 5 Notes for Selecting a Drive Screen ...

Page 59: ...nter The Select a Driver to Install screen appears as shown in Figure 4 6 Figure 4 6 Select a Driver to Install Screen 8 Press Enter to select the 3Com 3C975 ATMLink driver 9 Select Yes when you are prompted to confirm the name of the driver to copy The install utility copies the driver to the appropriate server subdirectory Proceed to the next section to configure LECs and resilient server links ...

Page 60: ...ration Parameters Parameter Range of Values Defaults in Bold Description Card Number 1 2 3 4 This number denotes which physical NIC is being configured Channel 1 64 Use a unique channel number for each ELAN and standby NIC in the system 16 ELANs per NIC 4 NICs per system ELAN Name 1 to 32 character ASCII string ELAN names should match ELAN names configured on the ATM switch Link Type Ethernet Toke...

Page 61: ...dress the ESI plus 00 as the selector byte LES Network Prefix No default Enter the 13 byte network prefix of the switch on which the target LES resides LES User Part No default Enter the 7 byte user part of the target LES address the ESI plus 00 as the selector byte Maximum VCCs Allowed 5 1024 There are 4 096 open VCCs supported per system 4 NICs per system VPI VCI Range 0 bits 12 bits 1 bits 11 b...

Page 62: ...tion screen as shown in Figure 4 7 The highlight bar moves to the TCP IP option in the Protocols box 2 To add a protocol select the desired protocol from the Protocols box IPX is the default protocol If you select TCP IP the dialog box shown in Figure 4 8 appears Figure 4 8 Configuring the TCP IP Network Interface 3 Edit the TCP IP information as follows a Enter the IP address b Enter the IP mask ...

Page 63: ...rd Number parameter a Use the arrow keys to select the Card Number parameter and press Enter The dialog box shown in Figure 4 9 appears and lets you select the card number b Select the card number you want and press Enter When multiple ATMLink NICs are installed you must determine which physical NIC corresponds to which card number in order to correctly connect the cables to the ATM switch See the...

Page 64: ...d number a standby NIC Enter the card numbers separated by commas of the active NICs to be assigned to this standby NIC When the Home Card parameter is set any previously configured LECs with the same card number as the standby NIC are ignored The Link LED of a standby NIC does not light until it assumes the configuration profile of a failed active NIC 9 Enter the maximum frame size Enter 1514 whe...

Page 65: ...the 20 byte ATM address of the ATM switch on which the target LECS resides Enter the address without delimiters For example 470000000000000000000000A1 12 Enter the LECS user part if you selected Manual for the LEC Configuration Mode This is the 7 byte hexadecimal 14 character user part of the of the 20 byte target LECS ATM address Enter the address without delimiters For example 0E4A2C27456200 13 ...

Page 66: ...the network 16 Select the ILMI VPI The default value is 0 This value is determined by the ATM switch settings 17 Select the ILMI VCI The default value is 16 This value is determined by the ATM switch settings 18 Select the signaling version UNI 3 1 is the default value Select the version of UNI supported by your switch 19 When you have set all the configuration values press F10 or Esc to move to t...

Page 67: ...al LEC 21 Do one of the following Select No to complete and exit the configuration procedure Select Yes to create and configure an additional LEC The Additional Driver Actions screen appears as shown in Figure 4 11 Figure 4 11 Additional Driver Actions Screen Adding an Additional ELAN ...

Page 68: ...ation of the same 3C975 LAN driver 22 Choose Select an additional driver from the Additional Driver Actions box and press Enter The Select a Driver screen appears as shown in Figure 4 12 Figure 4 12 Select a Driver Screen 23 Select 3C975 LAN in the Select a Driver box The ELAN Configuration screen appears as shown in Figure 4 7 Go to step 1 at the beginning of this section and repeat the configura...

Page 69: ...umbers are assigned to the NICs in the same PCI slots A more elaborate method to correlate physical NICs to PCI slot numbers is to observe the LEDs of the ATMLink NICs when the NetWare server is initialized When the first LEC is loaded the driver correlates the card number with the first ATMLink NIC found on the PCI bus When an LEC with a different card number is loaded the driver correlates the n...

Page 70: ... 4 home 1 2 3 etc bind ipx atm_1 etc bind ipx atm_2 etc bind ipx atm_3 etc bind ipx atm_4 etc CAUTION The load order of the driver determines which physical NICs are bound to which drivers Changing the sequence of load commands in the AUTOEXEC NCF file may necessitate changing the cabling of the physical NICs Verifying Driver Installation and Configuration Check server driver installation To verif...

Page 71: ...ions Options menu of the NetWare install utility be sure that it can save files in pure ASCII text format The four keywords required to configure an LEC are cardnum channel elan and linktype To make a NIC a standby NIC use the linktype channel home and cardnum keywords In the 3Com implementation of LAN emulation each NetWare channel can be an LEC that uses ILMI by default to find the LECS The LEC ...

Page 72: ...name atm_2 elan elan3372_2 sig_version 1 max_frame_size 1514 bind ipx atm_1 net 6 bind ipx atm_2 net 7 EXAMPLE OF A RESILIENT LINK CARD 2 IS A STANDBY NIC FOR CARD 1 ALWAYS LOAD THE ACTIVE NIC FIRST load 3c975 lan cardnum 2 home 1 linktype 1 channel 3 Figure 4 13 Sample of AUTOEXEC NCF File CAUTION The load order of LECs determines which physical NICs are bound to which LECs Changing the sequence ...

Page 73: ... to 32 character ASCII string ELAN names should match ELAN names configured on the ATM switch linktype 1 or 2 1 Ethernet 2 token ring All LECs with the same card number must have the same link type A standby NIC must have the same link type as its active NICs Optional Keywords home 1 2 3 4 If cardnum 3 and home 1 2 then NIC 3 is a standby NIC for NIC 1 and NIC 2 max_frame _size maximum frame size ...

Page 74: ...haracter ASCII string 7 hex digits Use the 7 byte user part of the 20 byte ATM address of the target LES maxvcc maximum number of virtual channel circuits 1 1024 The default value is 1 024 VCCs With four NICs the maximum number of open VCCs is 4 096 vpivci VPI VCI range 0 1 2 3 0 0 12 bits default 1 1 11 bits 2 2 10 bits 3 8 4 bits Be sure that the VPI VCI range is the same for all installed NICs ...

Page 75: ...he 3C975 LAN driver name can appear in either the load or bind commands as follows load 3c975 lan cardnum 1 frame ethernet_802 2 linktype 1 channel 1 name atm_1 elan elan3372_1 vpivci 2 SIG_VERSION 1 max_frame_size 1514 bind ipx atm_1 net 6 4 Save and exit the AUTOEXEC NCF file 5 Exit the NetWare install utility The load order of the driver determines which physical NICs are bound to which drivers...

Page 76: ...NICs Installing and Running the ATMLink Utility for Windows NT The ATM utility is shipped in the root directory of the ATMDisk diskette for Windows NT as the file ATMUTIL EXE The ATMLink utility files are copied automatically to the System32 subdirectory during driver installation To run the ATMLink utility perform the following procedure 1 Add a new Program Item and ATMLink icon in the Program Gr...

Page 77: ...ity Field Descriptions The ATMLink utility displays information for correctly installed ATMLink NICs and LAN emulation clients LECs ELAN Information To view ELAN information click the name of the ELAN on the directory tree in the left portion of the window as shown in Figure 5 2 ...

Page 78: ...ure Mode Automatic ATMLink LEC uses ILMI to connect with the LES Automatic LECS ATMLink LEC uses the ATM Forum Well known Address or another ATM address to connect with the LECS Manual ATMLink LEC connects to LES directly LES ATM Address LES address used by ATMLink LEC when Configure Mode is set to Manual LECS ATM Address LECS address used by ATMLink LEC when Configure Mode is set to Automatic LEC...

Page 79: ...d virtual circuit VPI Numeric virtual path identifier of the indicated virtual circuit VCC Type Type of virtual channel connection used by the ATMLink LEC PVC_P2P_CTRL permanent virtual circuit point to point control PVC_P2P_DATA permanent virtual circuit point to point data SVC_P2P_CTRL switched virtual circuit point to point control SVC_P2P_DATA switched virtual circuit point to multipoint data ...

Page 80: ...c Average number of bytes received per second over a 5 second sampling interval TxBytes sec Average number of bytes transmitted per second over a 5 second sampling interval RxCells Cumulative total of ATM cells received since initialization of the utility TxCells Cumulative total of ATM cells transmitted since initialization of the utility RxCells sec Average number of ATM cells received per secon...

Page 81: ...ormation Fields Field Displayed Values PCI Bus Number Number of the PCI bus on which the selected NIC is installed PCI Slot Number Number of the PCI slot into which the selected NIC is inserted IRQ Level Interrupt request level assigned to the selected NIC by the operating system Max Number of VCC 1024 VPI VCI Range 0 bits VPI 12 bits VCI 1 bits VPI 11 bits VCI 2 bits VPI 10 bits VCI 4 bits VPI 8 ...

Page 82: ...d Running the ATMLink Utility for Novell NetWare The ATMLink utility is shipped as the 3C975UTL NLM file in the root directory of the ATMDisk diskette for Novell NetWare The ATMLink utility for NetWare can display information for only one NIC at a time To install and run the ATMLink Utility perform the following procedure 1 Copy the file named 3C975UTL NLM from the ATMDisk diskette to the NetWare ...

Page 83: ...5 6 Figure 5 6 NetWare ATM Utility Select a NIC Screen 3 Use the arrow keys to select an installed ATMLink NIC and then press Enter The NIC number shown in Figure 5 6 is the NetWare card number The ATMLink utility main menu appears as shown in Figure 5 7 Figure 5 7 NetWare ATMLink Utility Main Menu ...

Page 84: ...splay the selected information NIC Information The NIC Information screen as shown in Figure 5 8 displays the configuration parameters of the selected physical NIC The bus number slot number and IRQ values are set by the system BIOS All other values are set through the install utility or by manually editing the AUTOEXEC NCF file See Chapter 4 for details Figure 5 8 NetWare NIC Information Screen ...

Page 85: ...f the PCI bus on which the selected NIC is installed Slot Number Number of the PCI slot into which the selected NIC is inserted IRQ Interrupt request level assigned to the selected NIC by the operating system Maximum VCC 1024 The maximum number of open VCCs per system VPI VCI Range 0 bits VPI 12 bits VCI 1 bits VPI 11 bits VCI 2 bits VPI 10 bits VCI 4 bits VPI 8 bits VCI UNI Version UNI 3 0 UNI 3 ...

Page 86: ...int control PVC P2P DATA permanent virtual circuit point to point data SVC P2P CTRL switched virtual circuit point to point control SVC P2P DATA switched virtual circuit point to multipoint data SVC P2MP CTRL switched virtual circuit point to multipoint control SVC P2MP DATA switched virtual circuit point to multipoint data In Bytes Cumulative total of bytes received since the utility was initiali...

Page 87: ...urrently Configured LECs screen as shown in Figure 5 10 and the LEC Statistics screen as shown in Figure 5 11 The Currently Configured LECs screen displays the ELAN names of all LECs configured on the selected NIC See Chapter 4 for information on ELAN names and configuring LECs Figure 5 10 Currently Configured LECs Screen Figure 5 11 LEC Statistics Screen ...

Page 88: ... exit the ATMLink utility for NetWare Table 5 6 LEC Statistics Fields for NetWare Field Description Instance The channel number assigned to the LEC State Operational LEC is joined to an ELAN Down LEC is not joined to an ELAN Initializing LEC is in process of joining an ELAN Type Ethernet LEC is configured to join an Ethernet ELAN Token ring LEC is configured to join a token ring ELAN Config Mode A...

Page 89: ...tion of the 3C975 ATMLink NIC on board circuitry Displays EEPROM based device information for each 3C975 ATMLink NIC The diagnostic test suite is divided into two groups the internal and external tests Six internal tests check the integrity of the segmentation and reassembly SAR controller and associated components The external loopback test checks the integrity of the on board transceiver and cab...

Page 90: ...mation for installing and configuring Windows NT network drivers when there is more than one physical NIC in the system If the network drivers fail to load The internal and external tests determine whether the components on the NIC are functioning correctly If there is no network activity or if irregular activity is reported by the server or the switch If you require specific manufacturer s inform...

Page 91: ...external test procedures separately Make sure that the 3C975 ATMLink NIC is firmly seated in a functional PCI slot before running the diagnostic utility See Chapter 2 for hardware installation details To run the diagnostic utility directly from the ATMDisk diskette perform the following procedure 1 Shut down all applications and processes running on the Windows NT or NetWare system and exit to DOS...

Page 92: ...use is used Keyboard commands are described in Table 6 2 Table 6 2 Function Key Descriptions of the Diagnostic Utility Keystroke Action Esc Exit to previous screen Tab Move cursor to next field Shift Tab Move cursor to previous field Alt Highlighted letter Execute indicated function Up and Down arrow keys Move cursor up and down a list F1 Display Help screen for highlighted item F3 Exit to MS DOS ...

Page 93: ...the following procedure 1 Physically disconnect the 3Com ATMLink NICs from the network 2 From the Select menu item on the main screen select the NIC to be tested The Select menu is disabled if there is only one physical NIC installed in the system The MAC address identifies the physical NIC being tested The MAC address is the 12 digit hexadecimal number on the small bar code label on the component...

Page 94: ...est and verify that the External Loopback Test is disabled If the External Loopback Test is not disabled click Disable All 6 Click OK The main screen shown in Figure 6 1 reappears 7 From the Test menu select Run Tests The Run Tests screen appears as shown in Figure 6 3 Figure 6 3 Run Tests Screen 8 Click Start to run the internal tests 9 If any test fails go to the section What to Do If a Test Fai...

Page 95: ... loopback test only perform the following procedure 1 Insert the loopback plug into the 3Com ATMLink NIC 2 From the Select menu on the diagnostic utility main screen select the 3C975 ATMLink NIC to be tested The PCI slot number or the MAC address of the NIC identifies the physical NIC being tested The MAC address is a 12 digit hexadecimal number on the small bar code label on the component side of...

Page 96: ...n 6 Verify that the External Loopback Test is enabled If the External Loopback Test is disabled click Enable All 7 Click OK The main screen shown in Figure 6 1 reappears 8 From the Test menu select Run Tests The Run Tests screen appears as shown in Figure 6 5 Figure 6 5 Run Tests Screen ...

Page 97: ...ick Test Setup 10 If the test fails go to the section What to Do If a Test Fails later in this chapter 11 Remove the loopback plug and insert the network cable Viewing Test Results The Test Results screen shown in Figure 6 6 appears after the tests have been run showing the number of times each test was run and the pass fail results Figure 6 6 Test Results Screen ...

Page 98: ...creen Figure 6 7 NIC Statistics Screen Individual Test Information To run a test continuously disable the Halt on Error option The test continues to gather statistics and does not stop when a failure occurs When the test is concluded the Test Information screen displays the number of successful completions and failures To view the Test Information screen shown in Figure 6 8 select a test from the ...

Page 99: ...on error conditions Enabling and Disabling Individual Tests To enable and disable individual tests follow these steps 1 From the diagnostic utility main screen select Test Setup from the Test menu 2 Use the mouse or Tab and arrow keys to select any of the fields within the Test Setup box 3 Press the Space Bar to enable or disable the selected test 4 When you are satisfied with the new test setup c...

Page 100: ...Test Setup and Run Tests screens Use File Options to save load and print your test setup configurations and results Test setup configuration data is saved to a file named 3C975 TST This file contains the following test setup parameters Halt on error yes or no Number of test repetitions Status of internal and external NIC tests enable or disable Load the 3C975 TST configuration file to set the para...

Page 101: ...n v7 0 NIC Configuration and Product Information Device number 12 Bus number 0 I O port address F800h to F83Fh Interrupt request level 9 Media type Fiber cable SRAM size 128 K Bytes EEPROM size 2 K Bytes Network speed 155 M Bit s Product revision 0 Date of manufacture 8 14 96 First of 16 sequential MAC address 00 A0 24 B1 A2 E0 Diagnostic Test Results Internal Tests Results Register Access Test Pa...

Page 102: ...ntained Statistics if any Cells transmitted 3760 Cells received 3760 Cells received with CRC error 0 Cells received with Congestion Flag 0 Cells received with Cell Loss Priority Flag 0 Cells Drop error 0 Invalid Cells error 0 Diagnostic tests ended at 12 09 96 12 09 52 Figure 6 9 Sample of Diagnostic Test Report File What to Do If a Test Fails If the diagnostic tests fail the 3C975 ATMLink NIC may...

Page 103: ...documentation 6 Try installing the NIC into another PCI slot The original slot may be defective 7 Replace the failed NIC with a working NIC and run the diagnostic tests again If the working NIC passes all tests the original NIC is probably defective For information on returning products for repair refer to Appendix B Technical Support 8 Install the NIC in another functioning PCI computer and run t...

Page 104: ...both ends of the cable into the female connectors on the NIC To construct a loopback plug from a double strand fiber optic cable uncouple the connectors at both ends of the cable and insert the two male connectors of one of the strands into the connector ports on the NIC A double strand fiber optic cable has writing on one of the strands in the pair but not on the other The following procedure for...

Page 105: ...Constructing Loopback Plugs 6 17 Figure 6 10 Unclipping the Connectors of a Double Strand Fiber OpticCable Figure 6 11 Clipping Together the Ends of the Same Fiber Strand SC connector port LED ATM LINK ...

Page 106: ...RJ 45 unshielded male connector Wire the loopback plug so that the transmit output of the NIC connector pins 1 and 2 is directly wired to the NIC s receive input connector pins 7 and 8 respectively as shown in Figure 6 12 See Appendix A for a complete table of pinouts for the 3C975 UTP NIC Figure 6 12 UTP External Loopback Plug Receive 7 Transmit 1 Receive 8 Transmit 2 RJ 45 unshielded male connec...

Page 107: ...s not light unless the NIC changes to active status Table 6 3 LED Activity LED State Explanation Slow blinking The operating system is loading the drivers and activating the NIC A diagnostic test is being run Lit A good link is established with the ATM switch Off A link with the ATM switch has not been established The NIC is a standby NIC The driver is not loaded ...

Page 108: ... PCI master Supports up to 13 dword bursts Supports bus master scatter gather DMAs Memory read line support Memory read multiple support PCI slave I O memory and configuration cycles Interrupts Interrupt pin INTA LED Lit when there is an active link to the ATM switch Board dimensions Single slot half size 32 bit PCI card Length 6 15 in 15 62 cm Width 4 20 in 10 67 cm Power requirements 10 W 1 5 A ...

Page 109: ...y 5 UTP cable 100 m Maximum cable length 100 m ATM layer ANSI T1S1 92 002R3 ITU 1 361 ATM Forum UNI v 3 1 specification ATM adaptation layer AAL5 AAL 3 4 AAL 0 LAN emulation LANE 1 0 ATM signaling UNI 3 0 3 1 Operating temperature 0 to 60 C Storage temperature 40 to 70 C Operating relative humidity 10 to 95 noncondensing Storage humidity 5 to 95 noncondensing ...

Page 110: ... the pin assignments for the RJ 45 connector Table A 1 RJ 45 Connector Pinouts Pin Number ATMLink NIC ATM Switch 1 Transmit Receive 2 Transmit Receive 3 Not used Not used 4 Not used Not used 5 Not used Not used 6 Not used Not used 7 Receive Transmit 8 Receive Transmit ...

Page 111: ...following online systems 3Com Bulletin Board Service 3ComBBS World Wide Web site 3ComForum on CompuServe 3ComFactsSM automated fax service 3Com Bulletin Board Service 3ComBBS contains patches software and drivers for all 3Com products as well as technical articles This service is available via modem or ISDN 24 hours a day 7 days a week Access by Analog Modem To reach the service by modem set your ...

Page 112: ...ce and support 3Com Corporation s latest news releases selected articles from 3TECH 3Com Corporation s award winning technical journal and more Country Data Rate Telephone Number Australia up to 14400 bps 61 2 9955 2073 Brazil up to 14400 bps 55 11 547 9666 France up to 14400 bps 33 1 69 86 69 54 Germany up to 28800 bps 49 89 627 32 188 Hong Kong up to 14400 bps 852 2537 5608 Italy fee required up...

Page 113: ...cts provides data sheets technical articles diagrams and troubleshooting instructions on 3Com products 24 hours a day 7 days a week Call 3ComFacts using your touch tone telephone International access numbers are Local numbers are available within the following countries Country Telephone Number U K 44 1442 278279 U S A 1 408 727 7021 Country Telephone Number Country Telephone Number Australia 800 ...

Page 114: ...ls about recent configuration changes if applicable If you are outside the U S A and Canada contact your local 3Com sales office to find your authorized service provider Use one of these numbers These numbers are toll free Country Telephone Number Country Telephone Number Australia 1800 678 515 Japan 81 3 33457251 Belgium 0800 71429 Mexico 525 531 0591 Brazil 55 11 546 0869 Netherlands 06 0227788 ...

Page 115: ...ization RMA number Products sent to 3Com without RMA numbers will be returned to the sender unopened at the sender s expense To obtain an RMA number call or fax Country Telephone Number Fax Number U S A and Canada 800 876 3266 option 2 408 764 7120 Europe 31 30 60 29900 option 5 44 1442 275822 Outside Europe U S A and Canada 1 408 492 1790 1 408 764 7290 ...

Page 116: ...s WANs ATM accommodates a mix of data types such as audio video and data on a single network ATM Forum An industry organization with over 300 members that is working to define ATM networking protocols The group is defining and tailoring existing specifications to make ATM LANs a reality ATM LAN Topology that consists of ATM switches and computer interfaces that provide high data rate connectivity ...

Page 117: ...network management into ATM networks ILMI can be used as a monitor for transfers between a router and an ATM switch reporting CRC error rates and performance dips IP Internet Protocol A network layer protocol that contains addressing and control information to allow packets to be routed over dissimilar networks KB Kilobytes 1024 bytes LANE LAN Emulation A specification of a software driver that op...

Page 118: ...n are enabling a LEC to join an ELAN and resolving MAC to ATM addresses LLC Logical Link Control The upper of the two sublayers of the Data Link Layer of the OSI Reference Model that defines the transmission of data between two stations MAC Media Access Control That part of the ISO model that describes how devices share access to a network Ethernet token ring and FDDI are MAC layer specifications ...

Page 119: ... up and torn down SAR Segmentation and Reassembly A procedure that breaks down and reassembles variable length packets from legacy LAN Ethernet and token ring applications The SAR chip set receives protocol data units PDUs from the convergence sublayer and divides them into small segments typically 44 bytes long Two header bytes and two trailer bytes are added to these segments The resulting segme...

Page 120: ...ecture standard for internetworking multiple organizations The TCP IP protocol stack is dominant in academic and research sites and is the standard protocol for the Internet Token ring A 4 Mbps or a 16 Mbps network using a ring topology and a token passing access method VBR Variable Bit Rate The transmission of data bits at varying rates over a network VCI Virtual Circuit Identifier A 2 byte field...

Page 121: ... when combined with the VCI Virtual Circuit Identifier makes up an ATM address Well known Address The default 20 byte ATM address of the LECS in LAN emulation suggested by the ATM Forum expressed in hexadecimal notation as 47 00 79 00 00 00 00 00 00 00 00 00 00 00 A0 3E 00 00 01 00 ...

Page 122: ...utility description 1 6 for NetWare 5 7 for Windows NT 5 1 AUTOEXEC NCF file driver load sequence 4 20 editing 4 2 4 21 B bulletin board service B 1 bus interface A 1 C cable requirements 1 1 cables and connectors A 2 Card Number NetWare 4 11 4 24 card numbers and multiple NICs in NetWare 4 20 changing diagnostic test setup 6 11 Channel NetWare 4 11 4 24 CompuServe B 3 configuration parameters Net...

Page 123: ... NetWare 4 3 Windows NT 3 2 Home Card NetWare 4 11 4 24 I ILMI 1 2 ILMI VCI NetWare 4 12 4 25 Windows NT 3 13 ILMI VPI NetWare 4 12 4 25 Windows NT 3 13 installation ATMLink diagnostic utility 6 3 ATMLink utility NetWare 5 7 Windows NT 5 1 drivers NetWare 4 6 Windows NT 3 8 NIC 2 1 internal diagnostic tests 6 5 interrupt request level in NetWare 4 5 interrupts NIC A 1 K keywords NetWare 4 24 L LAN...

Page 124: ...support B 4 NIC configuration parameters NetWare install utility 4 11 NetWare keywords 4 24 Windows NT 3 13 connecting to network 2 4 driver description 1 4 features 1 1 installation 2 1 resetting NetWare 5 13 Windows NT 5 6 specifications A 1 statistics 6 10 warning electrical shock 2 2 NIC information requirements NetWare 4 3 Windows NT 3 4 O online technical services B 1 operating temperature A...

Page 125: ... support B 1 test information diagnostic utility screen 6 10 traffic shaping description 1 5 Windows NT 3 14 troubleshooting tips 6 14 U URL B 2 V VCCs per system 1 5 verifying driver installation NetWare 4 21 Windows NT 3 19 VPI VCI Range NetWare 4 12 4 25 Windows NT 3 13 W Windows NT 3 1 adding ELANs 3 21 adding SMNP support 3 24 ATMLink utility 5 1 configuration parameters 3 13 driver installat...

Page 126: ...cations software products provided by third parties that the operation of the software products will be uninterrupted or error free or that all defects in the software products will be corrected For any third party products listed in the 3Com software product documentation or specifications as being compatible 3Com will make reasonable efforts to provide compatibility except where the non compatib...

Page 127: ...PAID AT 3COM S OPTION THIS DISCLAIMER OF LIABILITY FOR DAMAGES WILL NOT BE AFFECTED IF ANY REMEDY PROVIDED HEREIN SHALL FAIL OF ITS ESSENTIAL PURPOSE Some countries states or provinces do not allow the exclusion or limitation of implied warranties or the limitation of incidental or consequential damages for certain products supplied to consumers so the above limitations and exclusions may be limit...

Page 128: ... and receiver Connect the equipment into an outlet on a circuit different from the one which the receiver is connected to Consult the dealer or an experienced radio TV technician for help The user may find the following booklet prepared by the Federal Communications Commission helpful The Interference Handbook This booklet is available from the U S Government Printing Office Washington D C 20402 S...

Page 129: ... Software is licensed to be used on any workstation or any network server owned by or leased to you provided that the Software is used only in connection with a 3Com adapter You may reproduce and provide one 1 copy of the Software and supporting documentation for each such workstation or network server on which the Software is used as permitted hereunder Otherwise the Software and supporting docum...

Page 130: ...ION This license will expire fifty 50 years from the date that you first use the Software if it is not earlier terminated You may terminate it at any time by destroying the Software and documentation together with all copies and merged portions in any form It will also terminate immediately if you fail to comply with any term or condition of this License Agreement Upon such termination you agree t...