3Com Fast EtherLink XL PCI 10/100BASE-TX manuale d’uso

http://www .3com.com/ Fast EtherLink ® XL PCI 1 0/100BASE-TX Network Interface Car d User Guide Member of the 3Com Fast EtherLink XL family of network interface cards Part No. 09-1363-000 Published February 1998[...]

ii 3Com Corporation ■ 5400 Bayfront Plaza ■ Santa Clara, Califor nia ■ 95052-8145 Copyright © 1998, 3Com Corporation. All rights reserved. No part of this documentation may be repr oduced 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 C[...]

iii C ONTENTS A BOUT T HIS G UIDE Finding Specific Information in This Guide 1 Conventions 2 1 I NTRODUCTION Industry-Leading Performance 1-2 DynamicAccess Software 1-2 Remote W ake-up 1-3 Installation and Configuration 1-3 10/100 Mbps Support 1-3 PC and Server Requirements 1-3 How Do I Install the 3C905B-TX NIC? 1-4 2 I NSTALLING THE NIC Connect[...]

iv Installing the Novell NetW are Server Driver 3-10 NetW are V ersion 4.1 3-10 Multiple NICs 3-11 Supported Network Drivers 3-12 4 T ROUBLESHOOTING Status LEDs 4-1 3Com NIC Diagnostics Program 4-2 Accessing the 3C905B-TX Help System 4-3 Displaying Release Notes, Frequently Asked Questions, and the KnowledgeBase 4-3 Running the NIC Self-T est 4-4 R[...]

v A S PECIFICATIONS Specifications A-1 RJ-45 Connector Pin Assignments A-2 B T ECHNICAL S UPPORT Online T echnical Services B-1 World Wide Web Site B-1 3Com Bulletin Board Service B-1 Access by Analog Modem B-2 Access by Digital Modem B-2 3ComFacts Automated Fax Service B-2 3ComForum on CompuServe Online Service B-3 Support from Y our Network Supp[...]

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vii F IGURES 1-1 3C905B-TX NIC 1-1 1-2 3C905B-TX NIC Installation Steps 1-4 2-1 Inserting the NIC 2-2 2-2 Connecting the Network Cable to the RJ-45 Port 2-3 2-3 Connecting the NIC to the Connector 2-4 4-1 LEDs 4-2 4-2 3Com NIC Diagnostics Program General Scr een 4-4 4-3 Diagnostics Screen 4-5 4-4 3Com NIC Diagnostics Program Support Scr een 4-7 4-5[...]

viii T ABLES 1 Notice Icons 2 2 T ext Conventions 2 3-1 Network Driver T ext File Names 3-12 4-1 LED Descriptions 4-2 4-2 Frequently Asked Questions 4-15 5-1 Option Settings 5-1[...]

Lifetime Limited W arranty 3Com’ s EtherLink ® , Fast EtherLink, T okenLink ® , T okenLink V elocity ® , A TMLink ™ PCI, and FDDILink ™ network interface cards have a Lifetime Limited W arranty . For further details, please see 3Com’ s Limited W arranty statement in this guide. T o ensure the very best 3Com service and support, take the [...]

Customers in the countries or regions shown below should send the completed registration car d to the appropriate addr ess. Customers in other non-U.S. locations should send the registration car d to the U.S. address on the fr ont of the card. ■ Asia 3Com Asia Ltd., Marketing Department Room 2506-07, 25/F. Citibank Tower Citibank Plaza, Central H[...]

A BOUT T HIS G UIDE About This Guide provides an overview of this guide, describes guide conventions, and tells you where to look for specific information. This guide describes how to install, configure, and troubleshoot the 3Com ® Fast EtherLink ® XL PCI 10/100BASE-TX network interface card (NIC). This NIC is called the 3C905B-TX NIC in this g[...]

2 A BOUT T HIS G UIDE Conventions T able 1 and T able 2 list conventions that are used throughout this guide. T able 1 Notice Icons Icon Notice Type Description Information note Important features or instructions Caution Information to alert you to potential damage to a program, system, or device Warning Information to alert you to potential person[...]

1 I NTRODUCTION The 3Com ® 3C905B-TX network interface card (NIC) provides a high-performance connection to an Ethernet or Fast Ethernet network. This NIC operates at 100 Mbps or 10 Mbps automatically , depending on the speed of the connected hub. Figure 1-1 3C905B-TX NIC There ar e two types of 3C905B-TX NICs: the 3C905B-TX NIC and the 3C905B-TX-[...]

1-2 C HAPTER 1: I NTRODUCTION Unless specifically indicated, the name 3C905B-TX is used throughout this guide to r efer to both NICs. This chapter describes the 3C905B-TX NIC features and PC and server requir ements. Industry-Leading Performance The 3C905B-TX NIC provides the following performance features: ■ Interactive Access technology to min[...]

Remote Wake-up 1-3 Remote W ake-up Remote W ake-Up support is enabled for the 3C905B-TX NIC. If you are using the 3C905B-TX NIC in a PC that supports Remote W ake-Up thr ough the PCI bus, the 3Com NIC receives wake-up signals and wakes the PC fr om a sleep state. Installation and Configuration The 3Com NIC Diagnostics program allows you to test th[...]

1-4 C HAPTER 1: I NTRODUCTION Make sure that you are running the latest BIOS for your PC or server , even if your PC is new . Contact your PC manufacturer for more information. How Do I Install the 3C905B-TX NIC? T o complete installation, install the NIC in your PC or server , connect it to the network, and install the network driver . The install[...]

2 I NSTALLING THE NIC There ar e two types of 3C905B-TX NICs: the 3C905B-TX NIC and the 3C905B-TX-NM NIC. They are both installed in your PC and connected to the network in exactly the same way . After you connect the 3C905B-TX NIC to the network, you connect the Remote W ake-Up cable to the motherboard. Before you begin, make sur e that you also h[...]

2-2 C HAPTER 2: I NSTALLING THE NIC 7 Insert the 3C905B-TX NIC into an empty PCI slot, shown in Figure 2-1 . Make sure that the NIC is firmly seated in the slot. Figure 2-1 Inserting the NIC 8 Secure the NIC with the scr ew you removed earlier . If you are installing the Remote W ake-Up connector , go to “Connecting the Remote W ake-up Cable” [...]

Connecting to the Network 2-3 Connecting to the Network Y ou must connect the NIC to the network before installing the network driver . T o connect the 3C905B-TX NIC to the network cable, follow these steps: 1 Connect the network cable to the RJ-45 port on the 3C905B-TX NIC, as shown in Figure 2-2 . Figure 2-2 Connecting the Network Cable to the RJ[...]

2-4 C HAPTER 2: I NSTALLING THE NIC Connecting the Remote W ake-up Cable WARNING: Install the NIC in slot 1 in the PC (as described earlier) before plugging in the 3-pin connector . Only properly trained and authorized personnel should perform service. Contact your PC manufacturer for information about safe service techniques. 1 Insert the cable in[...]

3 I NSTALLING THE N ETWORK D RIVER This chapter describes how to install the network driver that completes your PC connection to the network. The 3C905B-TX software is installed with the network driver . Instructions are pr ovided for W indows 95, Windows NT , and NetW are DOS client and server driver installation. T able 3-1 provides a complete li[...]

3-2 C HAPTER 3: I NSTALLING THE N ETWORK D RIVER Follow these steps to install the network driver in a PC running Windows 95: 1 Install and configure Windows 95 befor e installing the 3C905B-TX NIC. 2 Install the 3C905B-TX NIC and connect it to the network, as described in Chapter 2 . 3 Restart the PC. Windows 95 automatically detects the NIC in t[...]

Windows 95 3-3 If a protocol is missing, follow these steps: a Select the protocol and click Add . b From the Select Network Protocol menu, select Microsoft in the left pane. In the right pane, select the protocol and click OK . If a client is missing, follow these steps: a Select the client and click Add . b From the Select Network Client menu, se[...]

3-4 C HAPTER 3: I NSTALLING THE N ETWORK D RIVER 11 When the configuration is correct, click the Identification tab. ■ The computer name is the name of your PC. Give your PC a unique name of up to 15 characters. The PC name cannot include blank spaces. ■ A workgroup (such as your department) is composed of the PCs you usually communicate with[...]

Windows NT 3-5 6 Double-click the 3C905B-TX name to display a description of the 3C905B-TX NIC and its current status. The dialog box confirms that the 3C905B-TX NIC is working properly . If a yellow exclamation point or a red X appears next to the 3Com EtherLink XL adapter name, go to “Frequently Asked Questions” in Chapter 4 to troubleshoot [...]

3-6 C HAPTER 3: I NSTALLING THE N ETWORK D RIVER 3 In the Control Panel, double-click Network . 4 In the Network window , select the Adapter tab . 5 Select 3Com EtherLink XL NIC . 6 Click Update . 7 Insert EtherDisk Diskette #2 . The driver is updated. Installing the Network Driver Follow these steps to install the network driver in a PC running Wi[...]

Windows NT 3-7 12 In the Network Settings window , click Close . If you are pr ompted for network information, enter the information supplied by your MIS department. Windows NT prompts you to reboot. 13 Click Y es to restart your PC. The driver installation is complete. T o confirm successful installation, double-click the Network icon in the Cont[...]

3-8 C HAPTER 3: I NSTALLING THE N ETWORK D RIVER Installing the Network Driver Follow these steps to install the network driver in a PC running Windows NT version 3.51: 1 Install the 3C905B-TX NIC and connect it to the network, as described in Chapter 2 . 2 Restart the PC and start Windows NT . 3 In the Control Panel, double-click Network . 4 In th[...]

NetWare for Windows 3.1x, W indows for Workgroups, and DOS 3-9 NetW ar e for Windows 3.1x, Windows for W orkgroups, and DOS The AutoLink program installs DOS client softwar e and drivers for Novell NetW are in Windows 3.1x, W indows for Workgr oups 3.11, and DOS environments. CAUTION: Do not use the AutoLink program if you are running Windows 95 or[...]

3-10 C HAPTER 3: I NSTALLING THE N ETWORK D RIVER If you experience problems that occur only when using the AutoLink program, display or print the AUTOLINK.LOG file. The AUTOLINK.LOG file contains a list of all the events that occurred during the AutoLink installation and configuration process. ■ T o display the file, enter: type autolink.log[...]

Installing the Novell NetWare Server Driver 3-11 5 At the A: prompt, enter: nwserver The installation program gathers the files and pr ompts you for a NIC selection. 6 Select 3Com Fast EtherLink XL 10/100 Ethernet NIC . 7 Press Enter to continue the server installation. Multiple NICs T o support more than one NIC in a server , edit the AUTOEXEC.N[...]

3-12 C HAPTER 3: I NSTALLING THE N ETWORK D RIVER Supported Network Drivers T able 3-1 provides the text file names and driver names for supported network drivers. These text files describe how to install the network driver and are located in the HELP directory on EtherDisk Diskette #1 . T able 3-1 Network Driver T ext File Names Network Operatin[...]

4 T ROUBLESHOOTING This chapter explains how to isolate and solve NIC problems, including the following topics: ■ Status LEDs ■ 3Com NIC Diagnostics program ■ Accessing the 3C905B-TX Help system ■ 3Com support services ■ Removing the 3C905B-TX software ■ Checking Remote W ake-Up ■ Crossover cable tr oubleshooting tips ■ Frequently A[...]

4-2 C HAPTER 4: T ROUBLESHOOTING Figure 4-1 LEDs 3Com NIC Diagnostics Pr ogram Use the 3Com NIC Diagnostics program for Windows 95 and Windows NT to test the 3C905B-TX NIC and change configuration. T o change the NIC’ s configuration, see Chapter 5 . If you are running NetW are Client 32 with the NetW are ODI driver , use the DOS diagnostic pro[...]

3Com NIC Diagnostics Program 4-3 Accessing the 3C905B-TX Help System Y ou can display the 3C905B-TX NIC Help system, a Windows Help application that includes 3C905B-TX Release Notes, Frequently Asked Questions, and the 3C905B-TX KnowledgeBase. The Help system was installed with the network driver . T o display the 3Com Help system, follow these ste[...]

4-4 C HAPTER 4: T ROUBLESHOOTING Running the NIC Self-T est Run the NIC self-test to check the physical components, connectors, and circuitry on the NIC. 1 Make sure that the 3C905B-TX NIC is installed and connected to the network ( Chapter 2 ) and the network driver is installed ( Chapter 3 ). 2 Start the 3Com NIC Diagnostics program by clicking t[...]

3Com NIC Diagnostics Program 4-5 6 Click the Diagnostics tab to display the Diagnostics screen, shown in Figur e 4-3 . Figure 4-3 Diagnostics Screen 7 Click Start in the Self-T est area. The following tests run in sequence: ■ Register Access ■ EEPROM ■ FIFO ■ Ethernet Core Loopback ■ Encoder/Decoder Loopback ■ Interrupt Y ou can click S[...]

4-6 C HAPTER 4: T ROUBLESHOOTING Running the Echo T est The echo test tests the 3C905B-TX NIC’ s ability to transmit and receive data while on the network. Y ou need two PCs with 3Com NICs installed to run an echo test: one PC to send data and one PC to receive data. CAUTION: Running the echo test while connected to an active network can cause in[...]

3Com NIC Diagnostics Program 4-7 Click the Help button to display Help for this screen. Click the question mark (?) at the top of the screen and drag it to a statistic and click. The pop-up box displays information about the selected statistic. 3Com Support Services The 3Com NIC Diagnostics Program Support scr een, shown in Figure 4-4 , provides ac[...]

4-8 C HAPTER 4: T ROUBLESHOOTING ■ Click Diagnostics to run the 3Com NIC Diagnostics program. Refer to the beginning of this chapter for information on how to use the 3Com NIC Diagnostics program. ■ Click Release Notes to display the 3C905B-TX Release Notes, Frequently Asked Questions, and the 3C905B-TX KnowledgeBase. ■ Click BBS Information [...]

3Com NIC Diagnostics Program 4-9 Figure 4-5 Problem Report Main Screen Figure 4-6 Computer Information Screen[...]

4-10 C HAPTER 4: T ROUBLESHOOTING 5 Enter the following information to complete the form: a Enter the PC manufacturer and model of your PC. b Identify your PC as a client, server , or both, using the pull-down menu. c Select your CPU type using the pull-down menu. d Enter the numbers of the PC slots that have boards installed. e Enter the numbers o[...]

Removing the 3C905B-TX NIC P ACE and 3NICDIAGS Software 4-11 Removing the 3C905B-TX NIC P ACE and 3NICDIAGS Softwar e Y ou can remove the P ACE and 3NICDIAGS software fr om your PC using Windows 95, W indows NT , or DOS. Windows 95 and Windows NT 4.0 T o remove the P ACE and 3NICDIAGS software, follow these steps: 1 In the Windows Control Panel, se[...]

4-12 C HAPTER 4: T ROUBLESHOOTING 2 V erify the driver version. The driver must be at least version 2.23.40. a Click Properties . b Click the V ersion tab. c Check the EL90X.SYS driver version. If the version is lower than 3.1, download an updated version of the driver from the 3Com W eb site: http://www.3com.com/ 3 If the version of the driver is [...]

Crossover Cable T roubleshooting Tips 4-13 Crossover Cable T roubleshooting Tips When you work with network cabling, concentrators, and NICs from dif ferent vendors, it is possible to connect everything and still have no communication between file servers and workstations. When there ar e several unknown variables, it is difficult to determine wh[...]

4-14 C HAPTER 4: T ROUBLESHOOTING Using wires fr om opposing pairs can cause signals to be lost. For a 100BASE-TX cable, pins #1 and #2, and #3 and #6 must be on the same twisted strand. T roubleshooting Hubs with Cr ossover Cable When there is doubt whether a hub is performing corr ectly , or if the impedance settings are in question, a cr ossover[...]

Frequently Asked Questions 4-15 Frequently Asked Questions T able 4-2 describes some common questions and answers about the 3C905B-TX NIC. T able 4-2 Frequently Asked Questions Question Answer Which PCI slot is best for my PCI NIC? 3Com PCI NICs are designed to work in any bus mastering PCI slot, preferably slot 1. Avoid any PCI slot next to an ISA[...]

4-16 C HAPTER 4: T ROUBLESHOOTING How do I remove the 3Com icon from my system tray? 1 Double-click the 3Com icon to start the 3Com NIC Diagnostics program. 2 In the right bottom corner of the main window, click the Enable Tray Control check box to remove the check mark. 3 Exit the program and the icon will not appear anymore. How can I get a SCO d[...]

Frequently Asked Questions 4-17 What should I do if a yellow exclamation point appears next to the 3C905B-TX NIC name? 1 In the Device Manager, double-click Other Devices . 2 Click PCI Ethernet Controller or the duplicate 3C905B-TX NIC entry. 3 Click Remove . 4 Restart your PC. What is the hardware IP header checksum? The header checksum is a field[...]

4-18 C HAPTER 4: T ROUBLESHOOTING What is a Magic Packet? A Magic Packet is a valid Ethernet packet that contains a synchronization stream immediately followed by 16 repetitions of the destination MAC address. This Magic Packet is not protocol-specific as long as the protocol contains the sync stream and the 16 repetitions. This Magic Packet can be[...]

Accessing the 3Com World Wide Web Page 4-19 Accessing the 3Com W orld Wide W eb Page The 3Com Web site featur es news and information about 3Com products, customer service and support, 3Com’ s latest drivers, technical information, and more. T o access 3Com’ s World Wide Web site, enter the 3Com URL into your Internet browser: http://infodeli.3[...]

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5 C HANGING C ONFIGURATION This chapter describes how to display and change configuration settings for the 3C905B-TX NIC using the 3Com NIC Diagnostics program. Before you change the settings, contact your system administrator . Configuration Settings T able 5-1 lists each configuration option, the default setting, and the available settings. . [...]

5-2 C HAPTER 5: C HANGING C ONFIGURATION Displaying Configuration Settings If you are running Windows 95 or W indows NT , use the 3Com NIC Diagnostics program to display and change configuration settings. The 3Com NIC Diagnostics program is automatically installed with the network driver . Driver installation is described in Chapter 3 . T o displ[...]

Changing Configuration Settings 5-3 Figure 5-1 3Com NIC Diagnostics Program General Screen Figure 5-2 3Com NIC Diagnostics Properties Screen[...]

5-4 C HAPTER 5: C HANGING C ONFIGURATION 2 T o display the options for each setting, select the setting and scroll thr ough the options pull-down menu to the right. Click the Help button to display Help for this screen. Click the question mark (?) at the top of the screen, drag it to a value, and click. The pop-up box displays information about the[...]

Changing P ACE Confi guration 5-5 Changing P ACE Ranges and Pr otocols Y ou can add information for P ACE applications not listed on the P ACE Applications screen. Y ou must specify the port or socket ranges as well as the network protocol being used. Refer to the P ACE application user guide. The P ACE network driver uses these ranges to determin[...]

5-6 C HAPTER 5: C HANGING C ONFIGURATION P ACE Advanced Options P ACE Advanced Options are used to fine-tune the way the network driver handles types of P ACE traffic. In general, these values need not be altered. Contact your network administrator before using these options. 1 T o display the P ACE Advanced Options screen, click the Advanced Opt[...]

A S PECIFICATIONS This appendix lists the specifications and connector pin assignments for the 3C905B-TX NIC. Specifications Network Interface 10 Mbps Ethernet 10BASE-T Ethernet IEEE 802.3 industry standard for a 10 Mbps baseband CSMA/CD local area network 100 Mbps Ethernet 100BASE-TX Ethernet IEEE 802.3u industry standard for a 100 Mbps baseband[...]

A-2 A PPENDIX A: S PECIFICATIONS RJ-45 Connector Pin Assignments Figure A-1 shows the RJ-45 connector pin assignments for the 3C905B-TX NIC. Figure A-1 RJ-45 Connector Pin Assignments 12345678 1 2 3 4 5 6 7 8 TD+ TD _ RD _ RD+ D ATA TX ACT 10 100 L N K[...]

B T ECHNICAL S UPPORT 3Com provides easy access to technical support information through a variety of services. This appendix describes these services. Information contained in this appendix is correct at time of publication. For the very latest, we recommend that you access 3Com Corporation’ s World Wide Web site. For NIC support, call 1-800-876[...]

B-2 A PPENDIX B: T ECHNICAL S UPPORT Access by Analog Modem T o reach the service by modem, set your modem to 8 data bits, no parity , and 1 stop bit. Call the telephone number nearest you: Access by Digital Modem ISDN users can dial in to 3ComBBS using a digital modem for fast access up to 56 Kbps. T o access 3ComBBS using ISDN, use the following [...]

Support from Y our Network Supplier B-3 Local access numbers are available within the following countries: 3ComForum on CompuServe Online Service 3ComForum contains patches, software, drivers, and technical articles about all 3Com products, as well as a messaging section for peer support. T o use 3ComForum, you need a CompuServe account. T o use 3C[...]

B-4 A PPENDIX B: T ECHNICAL S UPPORT If you are unable to contact your network supplier , see the following section on how to contact 3Com. Support fr om 3Com If you are unable to r eceive support fr om your network supplier , technical support contracts are available from 3Com. Contact your local 3Com sales office to find your authorized service[...]

Support from 3Com B-5 3Com GmbH Czech Republic/Slovak Republic Germany (Central European HQ) Hungary Poland 420 2 21845 800 49 30 34 98790 (Berlin) 49 89 627320 (Munich) 36 1 250 83 41 48 22 6451351 3Com Iberia Portugal Spain 351 1 3404505 34 1 5096900 3Com Latin America U.S. Headquarters Northern Latin America Argentina Brazil Chile Colombia Mexic[...]

B-6 A PPENDIX B: T ECHNICAL S UPPORT Returning Products for Repair Before you send a pr oduct dir ectly to 3Com for r epair , you must first obtain a Return Materials Authorization (RMA) number . Products sent to 3Com without RMA numbers will be returned to the sender unopened, at the sender’ s expense. T o obtain an RMA number , call or fax: Co[...]

G LOSSARY 10BASE-T The IEEE 802.3 standard for a 10 Mbps baseband network on twisted-pair cable. 100BASE-T The IEEE 802.3 standard for a 100 Mbps baseband network over twisted-pair cable. 100BASE-TX The IEEE 802.3 standard for a 100 Mbps baseband network over two-pair Category 5 UTP or STP wire. dRMON Distributed RMON. The 3C905B-TX NIC SmartAgent [...]

2 G LOSSARY infinite bursting T echnology that enables the 3C905B-TX NIC to move data continuously across the PCI bus without br eaks in the data transfer previously caused by cache size limitations. Previously , cache limitations caused the NIC to release and reacquir e the PCI bus after every 64-byte burst. Infinite bursting increases thr oughp[...]

I NDEX Numbers 10/100 auto-negotiation (NWay) 1-3, 5-1 3C90X.LAN file 3-10 3Com Bulletin Board Service (3ComBBS) B-1 3Com NIC Diagnostics program echo test 4-6 NIC self test 4-4 3Com sales offices B-4 3Com URL B-1 3ComFacts B-2 3ComForum B-3 A Artisoft LANtastic 3-12 AUTOEXEC.BA T file 3-9 AUTOEXEC.NCF file 3-11 AutoLink auto installation softw[...]

2 I NDEX NetW are Client 32 3-12 NetW are for DOS, W indows 3.1x, and W indows for Workgroups 3-9 NetW are server driver 3-10 supported network drivers 3-12 WFW NDIS 2 3-12 WFW NDIS 3 3-12 WFW NetWar e 3-12 Windows 95 3-1 16-bit driver 3-12 Windows NT 3-5 installing the NIC 2-1 K KnowledgeBase 4-3 L LAN Manager 3-12 LAN Server 3-12 LANtastic 3-12 L[...]

I NDEX 3 W Windows 3.1x 3-9 Windows 95 1-3, 3-1 confirming NIC installation 3-4 installing network driver 3-1, 3-12 Windows for Workgroups 3-9, 3-12 Windows NT 3-5, 3-12 version 3.51 3-7 version 4.0 3-5 World Wide Web (WWW) 4-19, B-1[...]

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3Com Corporation L IMITED W ARRANTY H ARDWARE 3Com warrants its hardware products to be free from defects in workmanship and materials, under normal use and service, for the following lengths of time from the date of purchase from 3Com or its Authorized Reseller: If a product does not operate as warranted above during the applicable warranty period[...]

3COM SHALL NOT BE LIABLE UNDER THIS WARRANTY IF ITS TESTING AND EXAMINATION DISCLOSE THAT THE ALLEGED DEFECT IN THE PRODUCT DOES NOT EXIST OR WAS CAUSED BY CUSTOMER’S OR ANY THIRD PERSON’S MISUSE, NEGLECT, IMPROPER INSTALLATION OR TESTING, UNAUTHORIZED ATTEMPTS TO REPAIR OR MODIFY, OR ANY OTHER CAUSE BEYOND THE RANGE OF THE INTENDED USE, OR BY [...]

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. 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 [...]

EXPORT RESTRICTIONS: You agree that you will not export or re-export the Software or accompanying documentation (or any copies thereof) or any products utilizing the Software or such documentation in violation of any applicable laws or regulations of the United States or the country in which you obtained them. TRADE SECRETS; TITLE: You acknowledge [...]

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