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3C971-F ATMLink PCI 155 Fiber Network Adapter User Guide

09-0897-000

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Содержание 3C971-F ATMLINK

Страница 1: ... 3C971 F ATMLINK PCI 155 FIBER NETWORK ADAPTER USER GUIDE Part No 09 0897 000 April 1996 ...

Страница 2: ...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 ...

Страница 3: ...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...

Страница 4: ... 3C971 F ATMLINK PCI 155 FIBER NETWORK ADAPTER USER GUIDE Part No 09 0897 000 Published April 8 1996 ...

Страница 5: ...omputer Software clause at 48 C F R 52 227 7013 3Com Corporation 5400 Bayfront Plaza Santa Clara California 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 sta...

Страница 6: ... Tools Required 2 1 Installing the 3C971 F Adapter 2 2 3 WINDOWS NT DRIVER INSTALLATION Overview 3 1 Multiple LAN Emulation Clients 3 1 Installation Procedures Overview 3 2 System Requirements 3 3 Installing the Adapter Device Driver 3 4 Configuring the LAN Emulation Clients LECs 3 14 Removing a Windows NT Driver 3 21 4 NETWARE 4 1 SERVER DRIVER INSTALLATION Overview 4 1 System Requirements 4 2 Lo...

Страница 7: ...aster A 1 PCI Slave A 2 Interrupts A 2 Diagnostics A 2 Board Dimensions A 2 Power Requirements A 2 Network Connections A 2 Standards Compliance A 2 Environment A 3 B TECHNICAL SUPPORT On line Technical Services B 1 3Com Bulletin Board Service B 1 Access by Modem B 1 Access by ISDN B 2 World Wide Web Site B 2 3ComForum on CompuServe B 3 3ComFacts Automated Fax Service B 3 Support from Your Network ...

Страница 8: ...INDEX LIMITED WARRANTY FCC CLASS A VERIFICATION STATEMENT CE NOTICE ...

Страница 9: ...t Prompt for Adapter Driver 3 14 3 10 LEC Configuration 3 15 3 11 LEC ATM Adapter Configuration 3 17 3 12 LECS LES Reboot Prompt 3 20 3 13 Removing 3C971 F Adapter and Drivers 3 21 3 14 Confirming Adapter and Driver Removal 3 22 3 15 Network Settings After Driver Removal 3 22 3 16 Reboot Prompt for Removing Drivers 3 23 4 1 NetWare 4 1 Installation Options 4 3 4 2 NetWare Driver Options 4 3 4 3 Se...

Страница 10: ... the Channel Number 4 9 4 13 LECS LES ATM Network Address Entries 4 10 4 14 Setting the Network Number 4 12 4 15 Prompt for Additional Channels 4 13 4 16 Reselect the Driver for Additional Channels 4 13 4 17 Selecting the NCF Files Editor 4 14 4 18 Selecting the NCF Files Editor 4 16 ...

Страница 11: ...e This Guide The following table shows where to find specific information in this guide If you are looking for Turn to Information about the 3C971 F adapter or an overview of PCI technology Chapter 1 Instructions for installing the adapter or connecting the adapter to the network Chapter 2 Instructions for installing the Windows NT driver Chapter 3 Instructions for installing the NetWare server dr...

Страница 12: ...ample cd usr tmp 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 Notice Icons Type Description Information Note Information notes call attention to important fe...

Страница 13: ...nd Novell NetWare file servers with Intel x86 based processors The 3C971 F adapter is a full size single slot PCI bus ATM adapter utilizing SONET OC 3c for multimode fiber Packet to cell fragmentation and cell to packet reassembly functions take place in the hardware which converts upper layer protocol data units PDUs to and from ATM cells for optimal performance Figure 1 1 3C971 F ATMLink PCI Ada...

Страница 14: ...nt LAN emulation configuration server capability Communication with up to four LAN emulation servers PCI Local Bus specification revision 2 1 compliance 32 bit zero wait state PCI DMA master Up to 64 byte burst transfers PCI commands that support efficient use of cache lines Dual function memory management for cell FIFO or on board packet reassembly Hardware based segmentation and reassembly SAR f...

Страница 15: ...71 F adapter installation kit contains the following 3C971 F ATMLink PCI Adapter 3C971 F ATMLink PCI 155 Fiber Network Adapter User Guide ATMdisk software diskette containing software drivers and README text files README text files contain important information made available after the printing of this manual PCI Technology The PCI local bus is a high performance bus that provides a processor inde...

Страница 16: ...bus that supports multiple peripheral components and add in cards at a peak bandwidth of 132 MBps up to an order of magnitude greater than that of other PC buses ISA EISA and MCA Automatic configuration A PCI adapter has configuration specifications set in on board memory and provides installation information to the computer at start up Shared slots The PCI specification calls for shared slots whi...

Страница 17: ... 3C971 F ATMLink PCI adapter Turn off the power to your computer and remove the computer cover Refer to your system documentation for specific instructions Install the 3C971 F adapter in an available PCI slot Replace the computer cover Connect the appropriate cables Turn on the power to the computer Please observe all special notes and precautions For technical specifications on the 3C971 F adapte...

Страница 18: ...rap to your wrist or ankle before handling the adapter 2 Unpack and inspect the 3C971 F adapter for damage 3 Turn off the power to your computer and any attached devices WARNING Your computer operates with voltages that can be lethal Before you remove the computer cover carefully review the steps in this procedure and observe all cautions and warnings to protect yourself and to prevent damage to t...

Страница 19: ...ure 2 1 Removing Expansion Slot Cover 7 Insert the 3C971 F adapter in the selected slot as shown in Figure 2 2 Figure 2 2 Adapter Card Installed in Chassis Expansion slot cover Mounting screw Expansion slots 32 bit PCI slots Mounting screw ...

Страница 20: ...9 Use the screw removed in step 6 to secure the 3C971 F adapter bracket to the system chassis 10 Replace the system cover 11 Connect the 3C971 F adapter to the network The connectors and cabling available for the 3C971 F adapter are SC duplex type connectors for multimode fiber as shown in Figure 2 3 ...

Страница 21: ...nstalling the 3C971 F Adapter 2 5 Figure 2 3 SC Duplex Connection Yellow status LED Green link LED Backplate SC connector port Adapter backplate SC connector port SC connector Fiber cables to ATM network ...

Страница 22: ...t with the PCI Local Bus Revision 2 1 specification Computers that are not compliant may require manual configuration using a PCI Device Configuration menu in the BIOS See your system documentation for PCI device configuration The installation of the hardware for the 3C971 F ATMLink PCI adapter is complete The next step is to install the network software driver for the adapter card Refer to Chapte...

Страница 23: ...tes below the host s Link Level protocol It provides for broadcast multicast addressing along with other LAN like services so that host network protocols function as if they were talking to a real MAC layer of an Ethernet interface Connections are set up and torn down dynamically by the signaling software provided with the 3C971 F adapter Once the LAN emulation server LES has been set up on the AT...

Страница 24: ...dresses of the 3C971 F adapter and cannot be disabled Each client can be set to contact at bootup time a LAN emulation configuration server LECS using the ATM Forum s well known LECS address The LECS contains all the necessary configuration information for each client to connect to the appropriate LAN emulation server If an LECS is not in use or not available on the network the user can set the cl...

Страница 25: ...m requirements Intel x86 system running Microsoft Windows NT version 3 51 or later 24 MB of system memory 32 MB of system memory is recommended for multiple VLAN file server applications 3 5 inch floppy disk drive IP addresses for the enabled LAN emulation clients Subnet mask for the network ...

Страница 26: ...talled in the workstation If the adapter is not installed refer to Chapter 2 for hardware installation instructions CAUTION If the 3C971 F adapter driver is already installed you must remove it before proceeding with this installation Refer to the section Removing a Windows NT Driver at the end of this chapter for instructions To install the 3C971 F adapter device driver for Microsoft Windows NT v...

Страница 27: ...ect the Add Adapter button The dialog box in Figure 3 2 appears Figure 3 2 Add Network Adapter 6 Select the down arrow in the Network Adapter Card list box 7 Select Other at the bottom of the list 8 Select the Continue button The Insert Disk dialog box appears as shown in Figure 3 3 ...

Страница 28: ...ER INSTALLATION Figure 3 3 Selecting the Floppy Drive 9 Insert the device driver diskette in a floppy disk drive Use the diskette labeled 3C971 F ATMLink PCI Adapter LANE x86 Driver Installation Diskette for Windows NT Workstation ...

Страница 29: ... not the location of the drive containing the 3C971 F adapter diskette change the drive location to the appropriate floppy drive 11 Select the OK button The dialog box in Figure 3 4 appears Figure 3 4 Loading the 3C971 F Adapter Hardware Driver 12 Select the OK button The dialog box in Figure 3 5 appears for editing the PCI parameters Figure 3 5 PCI Adapter Setup ...

Страница 30: ...ue The default size is 1514 and is recommended for communicating with Ethernet hosts If ATM nodes are the only end nodes on the network a setting of 9K will dramatically improve performance b Set the Interrupt Level If you want the operating system to pick an interrupt level automatically recommended use the Auto Detect setting Otherwise you must set a specific interrupt level for the 3C971 F adap...

Страница 31: ...g the debug option to ON produces special messages from the driver to assist in isolating the problem b Set RegisterLecs to ON default In future implementations that support the LAN emulation server LES this item enables or disables whether the well known address of the LAN emulation configuration server LECS is registered or not As of this release of the adapter the setting has no effect upon the...

Страница 32: ...ulation client LEC applications software When the process is complete the Network Settings screen shown in Figure 3 7 appears Figure 3 7 Completed Network Settings The following items have been added to the Network Settings screen Installed Network Software list box 3C971 F ATMLink PCI Driver 3C971 F ATMLink PCI UNI 3 x Signaling Driver Installed Adapter Cards list box 3C971 F ATMLink Adapter Clie...

Страница 33: ...llation only Client 0 is enabled Client 0 represents the true MAC address of the 3C971 F adapter and must be configured to your network before exiting the screen The same is true for any of the remaining clients that will be enabled in the LEC configuration section later in this chapter If any of the clients are to remain disabled only the IP Address box need be completed You cannot exit the TCP I...

Страница 34: ...This is the Internet address for your host machine It is a unique 32 bit address that identifies the network and your specific machine on that network The format is dotted decimal notation in the form xxx xxx xxx xxx where xxx is in the range from 0 to 255 c Enter the Subnet Mask The mask is used to partition the IP address into two parts a network side and a host side The left side of the address...

Страница 35: ... the form of an IP address identifying your network s segment from a router or other network device e Enter the Primary WINS Server This is the address of the primary name server used for looking up host names belonging to the local and connected networks This field is not required but having a name server is useful for managing a large network Refer to your operating system documentation for more...

Страница 36: ...s The LEC applications software included with your 3C971 F adapter provides a method for allowing one ATM adapter to communicate with up to four LAN emulation servers LESs at a time In a typical LAN emulation network the LAN emulation configuration server LECS provides a central point of contact for LAN emulation clients to obtain configuration information The LECS provides the client with the MTU...

Страница 37: ...alog box in Figure 3 10 appears Figure 3 10 LEC Configuration The LECCONF icon was inserted in the Windows NT Control Panel during the installation of the hardware driver in the previous section The ATM Adapter Interfaces box lists the ATM adapter s installed in your computer The example in Figure 3 10 shows a 3C971 F adapter as ATM Adapter 0 with a MAC address of 00 00 77 85 8b 4e 5 Set the value...

Страница 38: ...municate with up to four LAN emulation servers Four MAC addresses appear in the Client List box The first Client 0 is the default MAC address of the 3C971 F adapter The other three MAC addresses are increments of the default address All settings in the LEC ATM Adapter Configuration dialog box are tied to the client highlighted in the Client List box If the 3C971 F adapter is to communicate with on...

Страница 39: ...he LES you want the client to join and the 20 byte ATM Address of the configuration server Refer to the documentation for your server s to determine the specific requirements 7 Edit the LEC ATM Adapter items a Select the client in the Client List Box that you want to configure You may configure the clients in any order that you wish however Client 0 must be fully configured before exiting the dial...

Страница 40: ...d for ATM networks that interface with an Ethernet LAN If ATM nodes are the only end nodes on the network a setting of 9K will dramatically improve performance d Enter the ELAN Name This is the network name of the server that you prefer the client to join Configuration servers such as the 3Com Cellplex 7000 require the ELAN name of the LES you want the client to join Refer to your server documenta...

Страница 41: ...next step to exit the client configuration procedure 8 When all clients are configured select the OK button The LEC Configuration dialog box shown in Figure 3 10 reappears All entries and edits to the LEC Configuration dialog box and to the LEC ATM Adapter dialog box are not saved to disk until you select the OK button in the LEC Configuration dialog box Selecting the Cancel button in the LEC Conf...

Страница 42: ...er is booted the driver will contact the LECS or the LES whichever is enabled for each client The 3C971 F adapter driver is designed to operate transparently beneath the operating system protocol stack Refer to the Microsoft Windows NT System Guide for detailed network interface configuration instructions The installation of the LAN emulation SVC drivers for the 3C971 F adapter is complete Exit Wi...

Страница 43: ... Settings screen shown in Figure 3 13 Figure 3 13 Removing 3C971 F Adapter and Drivers 3 Select 3C971 F ATMLink PCI Adapter Client 0 from the Installed Adapter Cards list The NT operating system does not allow the user to remove the virtual clients Client 1 through Client 3 or software drivers individually You must select Client 0 4 Select the Remove button You are prompted to confirm the removal ...

Страница 44: ...ware drivers The Network Settings screen appears as shown in Figure 3 15 All 3C971 F adapter clients are removed from the Installed Adapter Cards box The 3C971 F hardware driver and the signaling driver are removed from the Installed Network Software box Figure 3 15 Network Settings After Driver Removal CAUTION Do not attempt to reinstall the driver before restarting the computer ...

Страница 45: ... 23 6 Click the OK button in the Network Settings screen The reboot prompt shown in Figure 3 16 appears Figure 3 16 Reboot Prompt for Removing Drivers 7 Select the Restart Now button to reboot the computer Driver removal is complete ...

Страница 46: ...tations on the network The driver dynamically sets up and tears down connections For LAN emulation the driver provides for broadcast multicast addressing and other LAN like services This allows the host protocols to function as if they were talking to a real MAC layer of an Ethernet interface The 3C971 F adapter supports multiple Emulated LANs ELANs A single 3C971 F adapter can have up to four dif...

Страница 47: ... is already installed in the workstation If the adapter is not installed refer to Chapter 2 for hardware installation instructions CAUTION If a 3C971 F adapter driver is already installed in the server you must remove it before proceeding with this installation Refer to the section Removing a Driver from NetWare at the end of this chapter for instructions Follow the steps below to install the 3Com...

Страница 48: ...n item in any of the NetWare dialog boxes use the arrow keys to move the highlight bar to the desired line and press Enter to select that item 2 Select Driver options The screen in Figure 4 2 appears Figure 4 2 NetWare Driver Options 3 Select Configure network drivers The screen in Figure 4 3 appears ...

Страница 49: ... an additional driver The window in Figure 4 4 appears Figure 4 4 Currently Installed Drivers If this is the first installation of the 3C971 F driver it will not appear in the above list 5 Press Insert to install an unlisted driver A system message for selecting a disk drive appears as shown in Figure 4 5 ...

Страница 50: ...se the diskette labeled 3Com 3C971 F ATMLink PCI SVC Driver Installation Diskette for NetWare 4 1 Server Disk 1 of 1 7 If a path other than drive A is required press F3 to specify a different drive 8 Press Enter The directory for the 3Com diskette appears in a dialog box as shown in Figure 4 6 Figure 4 6 Selecting a Driver from the 3Com Diskette ...

Страница 51: ...Yes to copy the driver files to the server Proceed to the next section to configure the network channels Configuring Network Channels After the driver files are copied to the server as per step 10 in the previous section a dialog box appears as shown in Figure 4 8 Figure 4 8 Driver Protocols Parameters Edit The 3C971 F adapter can appear to the network as a single adapter or as multiple adapters C...

Страница 52: ...el 1 the default channel before exiting the Protocols Parameters dialog box in Figure 4 8 The configuration procedure is the same whether single or multiple channels are used At the end of the configuration procedure you choose whether to exit the setup or to continue configuring additional channels To configure the channels for the 3C971 F adapter the driver files must be copied to the server as ...

Страница 53: ...network segment The remainder of the mask is unique for each host belonging to that segment For example if a Class B address of 123 1 0 0 is assigned to your company and no more than 255 hosts will be assigned to any physical segment then an appropriate net mask might be 255 255 255 0 Thus all host systems sharing the common address 123 1 0 xxx would be attached to the same physical network segmen...

Страница 54: ...l number a Use the arrow keys to move the highlight bar to the channel number in the Parameters box as shown in Figure 4 11 Figure 4 11 Locating the Channel Number b Press Enter A dialog box appears that lets you select the channel number as shown in Figure 4 12 Figure 4 12 Selecting the Channel Number ...

Страница 55: ...om Cellplex 7000 require the ELAN name of the LES that you want the client to join Other vendors may require only the 20 byte ATM address of the LECS Refer to your server documentation to determine the specific requirements 6 Enter the LECS LES network address The ATM network address is 20 bytes 40 characters in length The NetWare parameters are restricted to a maximum of 35 characters Therefore t...

Страница 56: ... value Configure the four entries for each channel client as follows If you want the client to contact the LECS with the ATM Forum s well known address do the following a Set all four entries to zero if they are not set to zero already This is the default setting of the parameters as shown in Figure 4 13 b Go to step 7 If you want the client to contact the LECS with an ATM network address other th...

Страница 57: ...Set the LECS Network Prefix and the LECS ESI SEL parameters to zero if they are not set to zero already 7 When configuration of the Parameters box is complete press Esc to move the highlight bar to the bottom box 8 Select Save parameters and load driver A random network number similar to the one shown in Figure 4 14 is assigned to the new channel Figure 4 14 Setting the Network Number 9 Press Ente...

Страница 58: ... channels Channel 1 plus three additional channels The dialog box in Figure 4 16 appears Figure 4 16 Reselect the Driver for Additional Channels The dialog box in Figure 4 16 is the same dialog box as shown in Figure 4 6 However this time the driver is obtained from the NetWare server s hard disk instead of the installation diskette Each channel requires the installation and configuration of a 3C9...

Страница 59: ...iting the NetWare utility you must add the ASIG command to the AUTOEXEC NCF file This command loads the communication software for switched virtual circuits and should be included in the bootup sequence If the command is not added you must issue the ASIG command manually each time the server is rebooted or turned on To add the ASIG command to the AUTOEXEC NCF file access the NetWare Installation O...

Страница 60: ...sert the following command in the line immediately following the last BIND IPX command load asig 4 Save and exit the AUTOEXEC NCF file 5 Exit the NetWare INSTALL utility 6 Reboot the server The installation of the 3C971 F adapter driver is complete Removing a Driver from NetWare To remove a driver from the AUTOEXEC NCF file follow these steps 1 From the system prompt enter the command load install...

Страница 61: ... BIND commands for each channel of the 3C971 F adapter by deleting all lines similar to the following load 3C971FSI lan FRAME Ethernet_802 2 Name 3C971FSI_1 bind ipx 3C971FSI_1 net random_8_digits load asig 4 Save and exit the AUTOEXEC NCF file 5 Exit the NetWare INSTALL utility CAUTION Do not attempt to reinstall the 3C971 F adapter drivers before rebooting the server 6 Reboot the server ...

Страница 62: ...ion The computer will not start or come on 1 Verify that the power on LED on the computer is lit 2 Verify that the computer s power cord is intact and is plugged into a working AC power outlet 3 Check the power source by plugging a known good appliance or unit into the outlet If the system does not operate when plugged into the outlet plug the original unit s power cord into a different power sour...

Страница 63: ...PCI slot 5 Remove the adapter and see if the system boots up and returns to a normal state of operation Problem Possible Solution A network application no longer works If the application program worked before the installation of the adapter there is probably a hardware conflict Some programs that access the hardware can cause a conflict at some point This is typically associated with hardware such...

Страница 64: ... adapter card is seated correctly in the bus expansion slot Try another PCI slot Try another adapter that is known to operate correctly 2 Check for correct configurations of the network cable into the adapter card Verify the cable is properly connected at both ends If the cable is connected correctly the Link LED will be on 3 Ping the failed system from another host on the network 4 Reseat the ada...

Страница 65: ...tion Revision 2 1 PCI Compliance Checklist 32 bit zero wait state master 132 MBps burst DMA rate 32 bit slave 128 byte FIFO PCI Master Zero wait states Memory cycles only Burst size selections 64 32 16 8 4 Tx 64 48 32 16 8 4 Rx On board 48 32 16 8 4 Rx Cell FIFO Memory read line support Memory read multiple support Memory write and invalidate ...

Страница 66: ...k Yellow Status Board Dimensions Full size raw variable height short card Length 167 64 mm Width 106 68 mm Power Requirements 15 W 3 0 A 5 V Network Connections Standards Compliance Connector Cable Type SC duplex Multimode fiber 62 5 125 Maximum cable length 2 km Minimum cable length 3 m Item Standard IEEE IEEE 1496 ATM Layer CCITT I 361 ANSI T1S1 92 002R3 ...

Страница 67: ...ment A 3 Environment ATM adaptation layer AAL5 LAN emulation LANE 1 0 ATM signaling UNI 3 0 3 1 Item Range Operating temperature 0 to 55 C Storage temperature 40 to 85 C Relative humidity 5 to 95 noncondensing ...

Страница 68: ...he following on line 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 seven days a week 24 hours a day Access by Modem To reach the service by modem set your...

Страница 69: ...ws and information about 3Com products customer service and support 3Com s latest news releases selected articles from 3TECH 3Com s award winning technical journal and more Country Data Rate Telephone Number Australia up to 14400 bps 61 2 9955 2073 France up to 14400 bps 33 1 69 86 69 54 Germany up to 9600 bps 49 89 627 32 188 or 49 89 627 32 189 Hong Kong up to 14400 bps 852 2537 5608 Italy fee r...

Страница 70: ... Fax Service 3Com Corporation s interactive fax service 3ComFacts provides data sheets technical articles diagrams and troubleshooting instructions on 3Com products 24 hours a day seven days a week Call 3ComFacts using your touch tone telephone International access numbers are Local access numbers are available within the following countries Country Telephone Number Hong Kong 852 2537 5610 U K 44 ...

Страница 71: ...t of system hardware and software including revision levels Details about recent configuration changes if applicable If you are outside the U S and Canada contact your local 3Com sales office to find your authorized service provider Finland 98 001 4444 Russia Moscow only 956 0815 France 05 90 81 58 Spain 900 964445 Germany 0130 8180 63 Sweden 020 792954 Italy 1678 99085 U K 0800 626403 Country Tel...

Страница 72: ...82 9964 Singapore 65 538 9368 Denmark 800 17309 South Africa 27 11 803 7404 Finland 0800 113153 Spain 900 983125 France 05 917959 Sweden 020 795482 Germany 0130 821502 Taiwan 886 2 577 4352 Hong Kong 852 868 9111 United Arab Emirates 971 4 349049 Ireland 1 800 553117 U K 0800 966197 Italy 1678 79489 U S 1 408 492 1790 Country Telephone Number Country Telephone Number Country Telephone Number Fax N...

Страница 73: ...tion that coordinates develops and publishes standards used in the United States ARP Address Resolution Protocol Provides the translation of network host addresses from Internet addresses to Ethernet addresses ATM Asynchronous Transfer Mode Also called cell relay A switched connection oriented technology for local area networks LANs and wide area networks WANs ATM accommodates a mix of data types ...

Страница 74: ...A process that uses the signaling procedures to establish connections The connection is actually much like a telephone call and the processes are sometimes referred to as call setup and call control procedures Call setup Method of opening up circuits to provide the necessary bandwidth in local or remote networks CBR Constant Bit Rate The transmission of bits at a fixed rate over a network CCITT In...

Страница 75: ...stem A machine intended for running user application programs and connected to a network In an ATM network an ATM connection is terminated or initiated at the end station GFC Generic Flow Control A cell header field that is used for multiplexing streams of data in an ATM network Header The bits within a cell that are allocated to the control of the cell payload within an ATM network HEC Header Err...

Страница 76: ...tware driver that operates below the host Link Level protocol as if it were the MAC layer of an Ethernet interface The driver provides broadcast multicast addressing and other LAN like functions to convince the host network protocols that they are talking to a real Ethernet interface LLC Logical Link Control The upper of the two sublayers of the Data Link Layer of the OSI Reference Model that defi...

Страница 77: ...to the network media usually with an adapter card OC 3c Optical Carrier level 3 concatenated An optical signal defined with a base rate of 155 52 Mbps Packet switching Statistical connectionless switching based on information contained in variable length packets PDU Protocol Data Unit A sequence of contiguous bits delivered as a unit from the physical medium sublayer A valid PDU is at least 24 bit...

Страница 78: ...er bytes are added to these segments The resulting segment is a 48 byte PDU that fits into the payload of an ATM cell SDH Synchronous Digital Hierarchy A European body of standards that defines all aspects of transmitting and managing digital traffic over optical fiber Service bit rate The bit rate available to a user for the transfer of data over the network Signaling An ATM connection procedure ...

Страница 79: ...ol stack is dominant in academic and research sites and is the standard protocol for the Internet Token ring A 4 megabit per second or a 16 megabit per second 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 two byte field in an ATM cell header that when combined with...

Страница 80: ...8 GLOSSARY VPI Virtual Path Identifier A one byte field in an ATM cell header that when combined with the VCI Virtual Circuit Identifier makes up an ATM address ...

Страница 81: ...e 3Com B 1 bus interface A 1 C cables and connectors 2 4 A 2 CompuServe B 3 computer problems 5 1 conventions user guide ii D debugAPI parameter 3 9 default gateway configuring 3 13 diagnostics A 2 dimensions adapter card A 2 driver disk name of 3 6 4 5 driver installation NetWare 4 1 Windows NT 3 1 driver removal NetWare 4 15 Windows NT 3 21 driver requirements NetWare 4 2 Windows NT 3 3 driver d...

Страница 82: ...al services B 1 operating temperature A 3 P PCI master compliance A 1 PCI parameters editing 3 8 power requirements A 2 R RegisterLecs parameter 3 9 relative humidity operational A 3 returning products for repair B 5 S SC duplex connector 2 5 signaling options 3 9 specifications adapter A 1 standards compliance A 2 startup problems 5 1 storage temperature A 3 subnet mask configuring 3 12 4 8 switc...

Страница 83: ...r assumes responsibility for the selection of the appropriate applications program and associated reference materials 3Com makes no warranty that its software products will work in combination with any hardware or applications 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...

Страница 84: ... ATTEMPTS TO REPAIR OR ANY OTHER CAUSE BEYOND THE RANGE OF THE INTENDED USE OR BY ACCIDENT FIRE LIGHTNING OR OTHER HAZARD LIMITATION OF LIABILITY IN NO EVENT WHETHER BASED IN CONTRACT OR TORT INCLUDING NEGLIGENCE SHALL 3COM BE LIABLE FOR INCIDENTAL CONSEQUENTIAL INDIRECT SPECIAL OR PUNITIVE DAMAGES OF ANY KIND OR FOR LOSS OF REVENUE LOSS OF BUSINESS OR OTHER FINANCIAL LOSS ARISING OUT OF OR IN CON...

Страница 85: ... this equipment CE NOTICE Marking by the symbol indicates compliance of this equipment to the EMC directive of the European Community Such marking is indicative that this equipment meets or exceeds the following technical standards EN 55022 Limits and Methods of Measurement of Radio Interference Characteristics of Information Technology Equipment EN 50082 1 Electromagnetic compatibility Generic im...

Страница 86: ... necessary ______________________________________________________________ ______________________________________________________________ ______________________________________________________________ ______________________________________________________________ Optional Name ______________________________________________________ Company ______________________________________________________ Addre...

Страница 87: ...UNITED STATES 3Com Corporation Attn PCOps Technical Publications P O Box 58145 Santa Clara CA 95052 8145 U S A PLEASE FOLD AND TAPE POSTAL REGULATIONS PROHIBIT THE USE OF STAPLES BUSINESS REPLY MAIL FIRST CLASS PERMIT NO 1883 SANTA CLARA CA ...

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