3Com 3CRWE777A Operation & User’s Manual

Text of 3Com 3CRWE777A User Guide:

• 3Com 3CRWE777A, 3Com Corporation ■ 5400 Bayfront Plaza ■ Santa Clara, California, U.S.A. 95052-8145 Copyright © 2000 3Com Corporation. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or adaptation) without written permission from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notificatio

• 3Com 3CRWE777A, Hardware Description 3 ■ Difficult-to-wire environments: Historic or old buildings, asbestos installations, and open areas where wiring is difficult to employ. ■ Frequently changing environments: Retailers, manufacturers and banks who frequently rearrange the workplace and change location. ■ Temporary LANs for special projects or peak times: Trade shows, exhibitions and construction sites that need a temporary setup for a short time period. Retailers, airline, and shipping companies that need additional workstations for peak periods. Auditors who require workgroups at customer

• 3Com 3CRWE777A, 5 T ROUBLESHOOTING Introduction 23 Preliminary Troubleshooting 23 PCI Compatibility 23 Network Connection Problems 24 6 T ECHNICAL S PECIFICATIONS Specifications 27 A T ECHNICAL S UPPORT Online Technical Services 29 World Wide Web Site 29 3Com FTP Site 29 Support from Your Network Supplier 30 Support from 3Com 30 Returning Products for Repair 32 I NDEX W ARRANTY AND R EGULATORY C OMPLIANCE

• 3Com 3CRWE777A, 20 CHAPTER 4: CONFIGURATION AND DIAGNOSTIC UTILITY The user-configurable parameters are: ■ Mode - Set the station operation mode to AdHoc for network configurations that do not have any access points, or to Infrastructure for configurations with access points ("Ad hoc" is the default setting). ■ SSID - Input an SSID number if the roaming feature is enabled ("101" is the default setting). ■ Tx Rate - Indicates the communication rates. Select appropriate transmission speed to match your wireless LAN settings ("Fully Aut

• 3Com 3CRWE777A, INDEX Numbers 3Com FTP site 29 3Com technical support telephone numbers 30 3Com URL 29 A Ad hoc mode 20 Ad hoc wireless LAN 13 Applications 2 B Basic Service Set (BSS) 14, 15 C Card installation 5 Certification 28 Channel configuring 20 Characteristics environmental 27 operating range 27 physical 27 Configuration screen 19 Configuring channel 20 encryption 8, 10, 20, 21 mode 20 roaming wireless PCs 15 security keys 21 SSID 20 for roaming wireless PCs 15 for stationary wireless PCs 15 stationary wireless PCs 15 t

• 3Com 3CRWE777A, Windows NT 4.0 Driver Installation Procedure 11 9 Restart your computer when prompted. 10 To ensure that the 3Com Wireless PCI Card works correctly, go to the Windows Control Panel and double-click Devices. The 3Com Wireless PCI Card driver status should be “Started.”

• 3Com 3CRWE777A, 24 CHAPTER 5: TROUBLESHOOTING ■ Make sure the PCI slot is configured to support INTA. ■ Be sure that INTA for the slot is assigned to a free interrupt (IRQ) number. ■ If it still does not work, remove the wireless adapter. Delete the appropriate system file (see list below) from c:\windows\system: ■ Windows 9x: cw10.sys ■ Windows 2000: cw10nt.sys ■ Windows Me: cw10nt.sys Go to "Control Panel" and delete the wireless PCI card from your network configuration menu. Restart your computer and reinstall the card as described in Chapter 2. Network Connection Problems If the

• Support from 3Com 31 Country Telephone Number Country Telephone Number Asia Pacific Rim Australia Hong Kong India Indonesia Japan Malaysia New Zealand Pakistan Philippines 1 800 678 515 800 933 486 +61 2 9937 5085 001 800 61 009 03 5783 1270 1800 801 777 0800 446 398 +61 2 9937 5085 1235 61 266 2602 P.R. of China Singapore S. Korea From anywhere in S. Kore

• 3Com 3CRWE777A, 14 CHAPTER 3: NETWORK CONFIGURATION AND PLANNING Infrastructure Wireless LAN The wireless PCI card can also provide access to a wired LAN for wireless workstations. An integrated wired and wireless LAN is called an infrastructure configuration. A Basic Service Set (BSS) consists of a group of wireless PC users, and an access point that is directly connected to the wired LAN. Each wireless PC in this BSS can talk to any computer in its wireless group via a radio link, or access other computers or network resources in the wired LAN infrastructure via the access point. The infrastructure configuration not

• 3Com 3CRWE777A, 34 INDEX M MIBs 29 Mode ad hoc 20 configuring 20 infrastructure 20 N Network connection, troubleshooting 24 Network topologies ad hoc 13 infrastructure 14 O Online technical services 29 Operating frequency 27 Operating range 27 P Package checklist 1 R Radio signal type 27 Range, operating 27 Returning products for repair 32 Roaming wireless PCs 15 S Screens encryption 21 link information 18 wireless LAN configuration 19 Security keys, configuring 21 Specifications, technical 27 SSI

• 3Com 3CRWE777A, Setting the Communication Domain 15 Setting the Communication Domain Stationary Wireless PCs The Basic Service Set (BSS) is the communication domain for each 3Com wireless access point (AP). For wireless PCs that do not need to support roaming, set the domain identifier (SSID) for the wireless card to the BSSID of the AP you want to connect to. Ask your administrator for the BSSID of the AP point he or she wants you to connect to. Roaming Wireless PCs A wireless infrastructure can also support roaming for mobile workers. More than one access point can be configured to create an Extended Service Set (ESS). By placing the access points so that a continuous coverage area is creat

• 3Com 3CRWE777A, 32 APPENDIX A: TECHNICAL SUPPORT Returning Products for Repair Before you send a product directly to 3Com for repair, 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. To obtain an RMA number, call or fax: Country Telephone Number Fax Number Asia, Pacific Rim 65 543 6500 65 543 6348 Europe, South Africa, and Middle East + 44 1442 435860 + 44 1442 435718 From the following European countries, you may call the toll-free numbers; select option

• 3Com 3CRWE777A, Windows 95/98/2000/Me Driver Installation Procedure 7 Windows 95/98/2000/Me Driver Installation Procedure Your End User Utilities CD contains all the software drivers available for the 3Com Wireless PCI Card. New or updated drivers can be downloaded from 3Com's web site at http://www.3Com.com. 1 Windows 95/98/2000/Me will automatically detect the new hardware and prompt you to install the driver. Click "Next" to find the driver. 2 Insert the CD and click "Next". 3 Specify the CD drive and

• 3Com 3CRWE777A, CSA STATEMENT (CANADA) This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of Industry Canada. Le présent appareil numérique n'émet pas de bruits radio-électriques dépassant les limites applicables aux appareils numériques de la classe B prescrites dens le Règlement sur le brouillage radioélectrique édicté par l'Industrie. JAPAN VCCI CLASS B COMPLIANCE This is a Class B equipment based on the standard of the Voluntary Control Council for In

• 3Com 3CRWE777A, 1 O VERVIEW Introduction 3Com's Wireless PCI Card is an 11 Mbps wireless network adapter that seamlessly integrates with existing Ethernet networks to support applications such as mobile users or temporary conferences. This solution offers a high data rate and reliable wireless connectivity with considerable cost savings over wired LANs (which include long-term maintenance overhead for cabling). Just install PCI adapters into your notebook PCs, and start networking. Using this card in conjunction with 3Com's AirConnect Access Point, you can create an instant network that

• 3Com 3CRWE777A, 28 CHAPTER 6: TECHNICAL SPECIFICATIONS Certification CE Mark EN55022 Class B, EN 55024, IEC 61000-4-2/3/4/6/11 Emissions FCC Part 15(B), ETS 300-328, RCR STD-33 A Software Drivers NDIS Drivers Windows 95 Windows 98 Windows 2000 Windows NT 4.0 Windows Millennium Edition

• 3Com 3CRWE777A, 5 TROUBLESHOOTING Introduction This chapter describes troubleshooting procedures you can perform to solve basic problems. Preliminary Troubleshooting Check the following items before contacting 3Com Technical Support. PCI Compatibility Some PCI computers are not self-configuring and require you to perform some or all of the following functions by motherboard jumper changes and/or BIOS Setup program configuration: ■ Make sure your BIOS correctly supports the PCI Local Bus Specification v2.0 or later and upgrade your computer BIOS to the latest version. ■ Verify

• 3Com 3CRWE777A, 3Com End User Software License Agreement IMPORTANT: Read Before Using This Product YOU SHOULD CAREFULLY READ THE FOLLOWING TERMS AND CONDITIONS BEFORE USING THIS PRODUCT. IT CONTAINS SOFTWARE, THE USE OF WHICH IS LICENSED BY 3COM CORPORATION (“3COM”) TO ITS CUSTOMERS FOR THEIR USE ONLY AS SET FORTH BELOW. IF YOU DO NOT AGREE TO THE TERMS AND CONDITIONS OF THIS AGREEMENT, DO NOT USE THE SOFTWARE. USING ANY PART OF THE SOFTWARE INDICATES THAT YOU ACCEPT THESE TERMS. LICENSE: 3Com grants you a nonexclusive license to use the accompanying software program(s) (the “Software”) subject to the terms and restrictions set forth in this License Agreement. You are not pe

• 6 TECHNICAL SPECIFICATIONS Specifications General Specifications Functional Criteria Data Rate: 1, 2, 5.5, 11 Mbps Transmission Mode Half duplex Network Connection IEEE 802.11b - wireless Operating Range Up to 30m (100 ft) at 11Mbps Up to 100m (300 ft) at 5.5 Mbps or lower Interrupt INTA Radio Signal Signal Type Direct Sequence Spread-Spectrum (DSSS) Operating Frequency USA &

• 30 APPENDIX A: TECHNICAL SUPPORT Support from Your Network Supplier If additional assistance is required, contact your network supplier. Many suppliers are authorized 3Com service partners who are qualified to provide a variety of services, including network planning, installation, hardware maintenance, application training, and support services. When you contact your n

• 3Com 3CRWE777A, 2 I NSTALLATION Introduction Before Installing the 3Com Wireless PCI Card, be sure you read and follow the precautions listed here: ■ Network cards are sensitive to static electricity. To protect the card, always touch the metal chassis of your computer before handling the card. ■ Be sure to turn off power to your computer before you plug in or remove a wireless PCI card. Card Installation Procedure 1 Turn off power to your desktop computer and unplug the power cord. 2 Remove the cover of your computer. 3 Locate an empty PCI slot and remove its slot cover. Save the screw. 4 Carefully insert t

• 3Com 3CRWE777A, YEAR 2000 WARRANTY In addition to the Hardware Warranty and Software Warranty stated above, 3Com warrants that each product sold or licensed to Customer on and after January 1, 1998 that is date sensitive will continue performing properly with regard to such date data on and after January 1, 2000, provided that all other products used by Customer in connection or combination with the 3Com product, including hardware, software, and firmware, accurately exchange date data with the 3Com product, with the exception

• 3Com 3CRWE777A, 6 C HAPTER 2: I NSTALLATION Figure 2 5 Secure the card with the screw that you removed earlier. 6 Replace the cover of your PC and plug in the power cord. 7 Turn on the power to your computer. 8 Depending on your operating system, proceed to either “Windows 95/98/2000/Me Driver Installation Procedure” or “Windows NT 4.0 Driver Installation Procedure”.

• 3Com 3CRWE777A, Preliminary Troubleshooting 25 If your wireless station cannot communicate with a computer in the Ethernet LAN when configured for Infrastructure mode, check the following: ■ Make sure the access point which the station associated with is powered on. ■ Make sure your wireless station is configured with the same operating radio channel as the access point. ■ If you still cannot connect, change the access point and all the stations within the BSS to another radio channel. ■ Make sure the BSSID is the same as the access point for a station with roaming disab

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3Com 3CRWE777A Quick start manual 02-07-2023 14

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