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11 Mbps Wireless LAN 
Access Point 2000
User Guide

 

The simple, affordable way to network without wires.

 

Version 1

 

Published February, 2002
Version 1.0.3

Содержание 3CRWE20096A - Wireless LAN Access Point 2000

Страница 1: ...www 3com com http support 3com com registration frontpg pl 11 Mbps Wireless LAN Access Point 2000 User Guide The simple affordable way to network without wires Version 1 Published February 2002 Version 1 0 3 ...

Страница 2: ...NITED STATES GOVERNMENT LEGEND If you are a United States government agency then this documentation and the software described herein are provided to you subject to the following All technical data and computer software are commercial in nature and developed solely at private expense Software is delivered as Commercial Computer Software as defined in DFARS 252 227 7014 June 1995 or as a commercial...

Страница 3: ...ork Properties 13 Access Point Network 13 Wireless DHCP Server 13 Setting Data Transmission Properties 14 Changing Encryption Settings 14 No Security Open System 14 40 bit Shared Key Wi Fi 14 128 bit Shared Key 15 Changing the Administration Password 15 Using Configuration Templates 15 Creating a Template 15 Loading a Template 15 Saving Access Point Configurations 15 Backing up an Access Point Con...

Страница 4: ...rity 21 Ad Hoc Networks 21 Setting Up a 3Com Wireless LAN 22 All Wireless Networks 22 Wired Wireless Networks 22 TECHNICAL SUPPORT Online Technical Services 25 World Wide Web Site 25 3Com Knowledgebase Web Services 25 3Com FTP Site 25 Support from Your Network Supplier 26 Support from 3Com 26 Returning Products for Repair 28 REGULATORY COMPLIANCE INFORMATION INDEX ...

Страница 5: ...le access point can make the Internet e mail and network resources such as printers available to dozens of wireless client users And because 3Com 11 Mbps Wireless LAN equipment is Wi Fi certified you can be sure it will work reliably with certified equipment from other manufacturers Product Registration and Support To register your product with 3Com go to the following Web page http support 3com c...

Страница 6: ...6 CHAPTER 1 INTRODUCTION ...

Страница 7: ...Access Point If your 3Com Wireless LAN has only one access point a few clients and no special security requirements you can use the 3Com access point just as it was shipped from the factory 3Com recommends that you set encryption to secure the network To use the administration tool which helps you select 3Com wireless LAN devices and launch their configurations you need a computer running one of t...

Страница 8: ...ccess point s MAC address Wireless DHCP Server Enabled Clear Channel Select Automatically select the best channel Network Traffic Accelerator Off Wi Fi interoperable Data Preamble Long Wi Fi interoperable Encryption Setting No Security Open System Administration Password None Property Default Setting Crossover cable For correct operation use the provided Ethernet crossover cable If you use a stand...

Страница 9: ...ion tool that helps you select 3Com wireless LAN devices and launch their configurations in your Web browser The device manager must be installed on a computer that is on the same network segment or that can associate with the access point and is running one of the Windows operating systems and Web browsers listed in Before You Begin on page 7 Follow these steps to install the device manager 1 Tur...

Страница 10: ...10 CHAPTER 2 INSTALLING AN ACCESS POINT ...

Страница 11: ...ure Device Manager is installed The device to be configured must be connected to power and depending on its type for example access point or workgroup bridge it must be either wired to the network associating with the wireless network or in some cases with the workgroup bridge connected directly to the computer If there is more than one device with the same name in the network for example 3ComWWB ...

Страница 12: ...wing table When you are finished click Save The following table describes the properties Button Description Properties Displays the following properties of the selected device Device Name Device Type Wireless LAN Service Area ESSID IP Address Subnet Mask and MAC Address Configure Launches the configuration for the selected device If the selected device is on a different subnet you are prompted to ...

Страница 13: ...you use it However the access point provides a DHCP server so that operating systems that do not support automatic IP addressing can communicate with it If a DHCP server does not assign it an IP address the access point s default IP address is 169 254 xxx 1 where xxx is the last byte of the access point s MAC address When it is acting as a DHCP server the access point can assign up to 253 IP addre...

Страница 14: ...hed making your selections click Save Changing Encryption Settings Under Security click Encryption The Security Setup page appears where you can select the type of security to be used on the access point The access point can be configured to support one type of security at a time You can change the settings by entering values in the fields and clicking the radio buttons When you are finished click...

Страница 15: ...aces provided and click OK Using Configuration Templates Configuration templates help you to copy standard parameters from one access point to another Use of templates makes configuring access points easier and faster because after you save a template you can load it to another access point Creating a Template 1 Set the basic access point parameters in the System Configuration pages If you set spe...

Страница 16: ...nt Viewing System Status Under System Status you can view the following information Click Currently Associated Clients to see a list of the MAC addresses of the wireless clients currently associating with the access point Click System Summary to see information about the access point Upgrading the System You can download firmware updates or updates of the Web server file system the files that make...

Страница 17: ...t file 5 Click Upgrade The upgrade file is copied from your computer to the access point and the access point restarts using the new upgrade Restoring an Access Point to Factory Defaults You can restore access point settings to the defaults that were set at the factory by inserting a pointed object such as the point of a straightened paper clip into the reset hole on the front near the RJ 45 conne...

Страница 18: ...18 CHAPTER 3 CONFIGURING THE ACCESS POINT 2000 ...

Страница 19: ...es not associate with wireless clients Confirm that the WLAN service area on the access point matches that on the clients Verify that the clients are operating correctly Make sure that security settings on the access point match those on the clients Make sure the preamble lengths match Try repositioning the access point to improve reception Check the range and move clients closer if necessary A cl...

Страница 20: ...click Configure to start a new configuration session After you specify an IP address for an access point the device manager continues to point to the old IP address when you select the access point in the Wireless Network Tree In the device manager window click the Refresh button to refresh the Wireless Network Tree Then click the access point in the Wireless Network Tree and click Properties The ...

Страница 21: ...rk device such as an Ethernet hub switch or router to give clients access to the wired network where they can share files and printers and gain access to the Internet Roaming If the office space is large you can set up multiple access points on the same network to increase coverage When a wireless client begins to lose the signal as it moves away from an access point it can reassociate seamlessly ...

Страница 22: ...nt The access point is not connected to any other network segments For more complex requirements you can configure several access points as separate networks at the same site The access points use different network identifiers called wireless LAN service areas WLAN service areas also called Extended Service Set Identities or ESSID Clients can roam within the coverage areas of access points that ha...

Страница 23: ...o an existing LAN to provide complete wireless network coverage Wireless clients can roam seamlessly between different access points with the same WLAN service areas and remain associated with the larger network PO W ER W IR EL ES S ET HE RN ET PO W ER W IR EL ES S ET HE RN ET ...

Страница 24: ...24 CHAPTER A WIRELESS LAN BASICS ...

Страница 25: ... such as technical documentation and software library as well as support options that range from technical education to maintenance and professional services 3Com Knowledgebase Web Services This interactive tool contains technical product information compiled by 3Com expert technical engineers around the globe Located on the World Wide Web at http knowledgebase 3com com this service gives all 3Com...

Страница 26: ...vices To find out more about your support options call the 3Com technical telephone support phone number at the location nearest you When you contact 3Com for assistance have the following information ready Product model name part number and serial number A list of system hardware and software including revision levels Diagnostic error messages Details about recent configuration changes if applica...

Страница 27: ...Poland Portugal South Africa Spain Sweden Switzerland U K 0800 297468 0800 71429 800 17309 0800 113153 0800 917959 0800 1821502 06800 12813 1800 553117 1800 9453794 800 8 79489 0800 23625 0800 0227788 800 11376 00800 3111206 0800 831416 0800 995014 900 983125 020 795482 0800 55 3072 0800 966197 Latin America Brazil Mexico Puerto Rico Central and South America 0800 13 3266 01 800 849CARE 800 666 50...

Страница 28: ...o Paraguay Peru Uruguay Venezuela 0810 222 3266 511 241 1691 0800 133266 or 55 11 5643 2700 525 201 0004 562 240 6200 525 201 0004 525 201 0004 525 201 0004 525 201 0004 511 241 1691 525 201 0004 525 201 0004 From the following countries you may call the toll free numbers select option 2 and then option 2 Austria Belgium Denmark Finland France Germany Hungary Ireland Israel Italy Netherlands Norwa...

Страница 29: ...ures Reorient or relocate the receiving antenna Increase the separation between the equipment 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 Hand...

Страница 30: ...26 Electromagnetic compatibility and Radio spectrum Matters ERM ElectroMagnetic Compatibility EMC standard for 2 4 GHz wideband transmission systems and HIgh PErformance Radio Local Area Network HIPERLAN equipment EN 60950 Safety of information technology equipment including electrical business equipment Marking by the symbol indicates that this product cannot be used in France SAFETY COMPLIANCE N...

Страница 31: ...rity 14 H hexadecimal keys 14 I installation 7 access point 7 firmware 16 requirements 7 interoperating with third party equipment 17 IP address DHCP server 13 refreshing after changing 11 specifying 13 troubleshooting 20 K keys 14 L LAN wireless 21 launching the device manager 11 LED 8 locating devices 11 12 M MAC address use in locating devices 11 12 N network 21 ad hoc 21 22 traffic settings 14...

Страница 32: ...ss point firmware 16 W warranty registration 5 wireless 5 21 association connection 21 clients defined 21 wireless LAN 21 wireless LAN service area 22 wireless network tree 11 WLAN service area 22 World Wide Web WWW 25 ...

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