Related Manuals for 3Com Wireless LAN 11 Mbps
Summary of Contents for 3Com Wireless LAN 11 Mbps
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Page 1: Access Point
Published April, 2002 Version 1.1.2 11 Mbps Wireless LAN Access Point 8000 User Guide Version 1.1... - Page 2 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 notification of such revision or change. 3Com Corporation provides this documentation without warranty, term, or condition of any kind, either implied or expressed, including, but not limited to, the implied warranties, terms or conditions of merchantability, satisfactory quality, and fitness for a particular purpose.
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Page 3: Table Of Contents
Connecting an Optional Antenna Installing Software Utilities CCESS OINT ECURITY Upper-Layer Authentication EAP-MD5 EAP-TLS 3Com Serial Authentication Additional Security Configuration Options 802.1x RADIUS Support Using the Wireless 802.1x Agent Authentication and Login 802.1x Client Properties ONFIGURING THE CCESS Installing the Device Manager Launching a Wireless Device Configuration... - Page 4 Launching the Tool Configuring the Survey Running the Tests Interpreting Test Results Site Survey Menus ROUBLESHOOTING ECHNICAL UPPORT Online Technical Services World Wide Web Site 3Com Knowledgebase Web Services 3Com FTP Site Support from Your Network Supplier Support from 3Com URVEY...
- Page 5 Returning Products for Repair EGULATORY OMPLIANCE NFORMATION NDEX...
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Page 7: Introduction
The 3Com wireless product family lets you set up a local area network (LAN) without the restraints of network cabling. If your office already has an Ethernet LAN, the 3Com 11 Mbps Wireless LAN Access Point 8000 can extend the network without additional cabling. -
Page 8: Installation Overview
1: I HAPTER NTRODUCTION User support DHCP support SNMP and MIB interfaces SNMP, HP OpenView, and 3Com Network Supervisor (3NS). Authentication features 802.1x Support Encryption Management tools Privacy Mode Client-to-client blocking Installation Overview 1 Choose the best place for the installation (flat surface, wall, or acoustical ceiling). - Page 9 5 After hardware installation is complete, install the access point tools, utilities, and user guide from the installation CD. See “Installing Software Utilities” on page 14. 6 To set up a wireless client to authenticate through the access point to your RADIUS server, refer to “Using the Wireless 802.1x Agent”...
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Page 11: Installing The Access Point
A site survey tool is provided on the 3Com CD. To conduct the survey, you must also use the administrator utilities to set up a wireless client. See “Conducting a Site Survey” on page 37. -
Page 12: Connecting The Standard Antenna
2: I HAPTER NSTALLING THE CCESS selecting the final location and be sure to allow for routing the antenna cable as required. Do not install the access point in wet or dusty areas without protection. Make sure the temperature ranges between –20˚ C to 55˚ C (–4˚ F to 131˚ F). Connecting the The access point is supplied with standard detachable antennas. -
Page 13: Mounting On A Wall
Mounting on a Wall To mount an access point on a wall, follow the instructions on the mounting template supplied in the box and refer to the following illustration. Preferably, mount the access point near the ceiling above any obstructions that could block transmission. -
Page 14: Mounting On A Ceiling
2: I HAPTER NSTALLING THE CCESS OINT Mounting on a Ceiling To mount an access point to the T-rail grid of an acoustical ceiling, you must first attach the mounting bracket to the access point as shown. Align the T-rail grips with the ceiling T-rail, adjusting them so they grip the T-rail snugly. -
Page 15: Connecting Power
Connecting Power The access point is powered by the 3Com Integrated Power-over-Ethernet power supply, which provides power over a standard category 5 straight (8-wire) Ethernet cable. This eliminates the need to run standard power directly to the access point. The power supply can be located at any point between the access point and the LAN access port (if you plan to connect to a wired LAN), wherever a convenient power outlet exists.LEDs light. -
Page 16: Connecting To An Ethernet Network
2: I HAPTER NSTALLING THE CCESS Connecting to an Use a standard Ethernet cable to connect the access point to an Ethernet network, Ethernet Network as shown below. To avoid damaging other components connected to the network, make sure that the Ethernet cable connected to the LAN port is plugged into the To Hub/Switch port on the power supply (not the To Access Point port). -
Page 17: Selecting A Different Antenna
* Coverage varies depending on building construction. ** See “Setting Data Transmission Properties” on page 27 for information on selecting power transmission levels. You can order any of the optional antennas by model number from the 3Com Web site. Omnidirectional Antenna The fiberglass omnidirectional... -
Page 18: Ceiling Mount Omnidirectional Antenna
2: I HAPTER NSTALLING THE CCESS OINT a design, be sure that it can pass signals used in the 2.5 GHz signal range. Many inexpensive units are available with F connectors, but these are typically designed for cable TV-UHF applications and may degrade the signals in the band used by the access point. -
Page 19: Directional Panel Antenna
Directional Panel Antenna The ceiling, wall, and corner-mount flat-panel directional antenna (model 3CWE498) provides stable coverage both indoors and outdoors. The panel can be mounted virtually anywhere and in any orientation. The flat-panel directional antenna operates with a gain of 8 dBi. Depending on the country where the access point is being installed, there may be transmit power... -
Page 20: Installing Software Utilities
See “Setting Data Transmission Properties” on page 27. Installing Software The 3Com Administrator Utilities CD includes tools and utilities to help you set up Utilities and administer the wireless components of your network. Software tools and... - Page 21 To install a tool from the CD: 1 Turn on the computer and put the 3Com CD in the CD-ROM drive. 2 The setup menu should appear when the CD autostarts. If no menu appears, you can run the startup program from the Windows Start menu: Start / Run / d:setup.exe.
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Page 23: Access Point Security
EAP-MD5 authentication. EAP-MD5 is a one-way authentication scheme: it authenticates the client to the server, but does not authenticate the server to the client. EAP-MD5 is supported by the 3Com 802.1x agent (described below) and is built into the Windows XP operating system. EAP-TLS EAP-TLS provides both authentication and dynamic session key distribution.This... -
Page 24: 3Com Serial Authentication
Because Serial Authentication is a 3Com proprietary scheme, it must be used with the 3Com Wireless LAN PC Card (model 3CRWE62092A) and the 3Com Access Point 8000. Serial authentication is supported by the 3Com 802.1x agent (described below). -
Page 25: 802.1X Radius Support
802.1x agent can be used with any vendor’s PC card, but to take advantage of 3Com’s Serial Authentication, it must be used with a 3Com Wireless LAN PC Card (model 3CRWE62092A) that has been upgraded to the latest firmware. A copy of the agent must be installed on each client computer Use the 3Com CD to install the wireless 802.1x agent on systems running under,... -
Page 26: 802.1X Client Properties
The list box lists all the network adapters found in the computer. The highest level of security, 3Com’s Serial Authentication, is available when the 3Com Wireless LAN PC card is installed and selected. Authentication Method. This field lets you specify the authentication method used for this connection. - Page 27 Using the Wireless 802.1x Agent whenever an untrusted certificate is received. The 802.1x agent remembers the last trusted certificate, whether imported or manually verified, and automatically accepts that certificate.
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Page 29: Configuring The Access Point 8000
If the access point factory default configuration does not meet your network requirements, or if you want to customize the configuration settings, you can use these tools, which are included on the 3Com Access Point 8000 Installation CD, to change the configuration. -
Page 30: Launching A Wireless Device Configuration
The Wireless Network Tree appears in the 3Com Wireless Infrastructure Device Manager window. The tree lists all WLAN service areas on the network and expands to show the 3Com wireless LAN devices that are associated to each service area. Devices in a different subnet than your computer are identified with exclamation points (!). -
Page 31: Using The Configuration Management System
The following table describes the functions of the buttons in the 3Com Wireless Infrastructure Device Manager window. Button Properties Configure Refresh Choose NIC Close Help Using the From the Configuration Management System main page, you can select which Configuration configuration page to view by clicking on the page names in the navigation tree in Management System the left-hand frame. -
Page 32: Changing Access Point Properties
4: C HAPTER ONFIGURING THE Page Group System Status Changing Access Point The Access Point Properties page displays the properties of the selected access Properties point. You can change properties by entering values in the fields and clicking the radio buttons described below. When you are finished, click Save. Setting Network The Network Properties page lets you change the settings shown below. -
Page 33: Setting Data Transmission Properties
Channel list. Network Traffic Accelerator—To increase performance, click On (enhanced performance). If you experience problems when equipment other than 3Com 11 Mbps Wireless LAN equipment is being used, click Off. Data Preamble—To increase performance, click Short (enhanced performance). -
Page 34: Setting Advanced Data Transmission Properties
4: C HAPTER ONFIGURING THE Setting Advanced The Advanced Settings page provides additional features for controlling Data Transmission client access and communications among clients. Properties 8000 CCESS OINT be set to Diversity Off. Generally, if the access point is using the standard detachable antennas, this parameter should be set to Diversity On to maximize the transmission and reception qualities of using both antennas. -
Page 35: Setting Up Security
Setting up Security The Encryption page lets you select the type of security to be used on the access point. The page is divided into Security Settings, which determine the type of access authentication, and Access Point Encryption Settings, which determine the type of encryption used if the access point is handling encryption. -
Page 36: Access Point Encryption Settings
An encryption string is a string of characters between 6 and 30 characters long. The string can be any combination of letters and numbers and is case sensitive. The encryption string can be used only with other 3Com 11 Mbps wireless PC Cards and Access Points. -
Page 37: Setting Up A Mac Address Access List
Setting up a MAC The MAC address access list is only required if you use the Access Point Local MAC Address Access List Authentication/Encryption security setting. Up to 1000 client MAC addresses can be stored in this list. If a client’s MAC address is not on the list, that client cannot associate with the access point. -
Page 38: Defining A Tftp Server
TFTP server, you can install the one shipped with the access point. Use the 3Com CD (Tools and Utilities options) to install the 3CDaemon TFTP server. You must supply the IP address of the TFTP server computer. The default TFTP client port number is 69, the TCP/UDP port number that is most commonly used for TFTP, although you can change this to a different port number if required. -
Page 39: Changing The Administration Password
4 Click the Access Point Firmware check box. 5 Enter the name of the upgrade file that you downloaded earlier. 6 Click Upgrade Now. The upgrade file is copied from the TFTP server to the access point and the access point restarts using the new upgrade. -
Page 40: Viewing Statistics
points in a network. Template parameters do not affect nor overwrite settings unique to individual access points, such as device name, location, IP addresses, and administration passwords. Viewing Statistics The statistics pages display various categories of operational and performance statistics associated with the access point. The values do not update dynamically, but you can update them at any time by refreshing the display. -
Page 41: Viewing System Status
Viewing System The system status pages display the following information: Status subnetwork unicast packets delivered to a higher-layer protocol packets that higher-level protocols requested be transmitted to a non-unicast (a subnetwork-broadcast or subnetwork-multicast) address, including those that were discarded or not sent non-unicast (subnetwork-broadcast or subnetwork-multicast) packets delivered to a higher-layer protocol octets transmitted out of the interface, including framing characters... - Page 42 4: C 8000 HAPTER ONFIGURING THE CCESS OINT...
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Page 43: Conducting A Site
Setting up a basic wireless LAN can be as simple as placing a 3Com 11 Mbps Wireless LAN access point in a central area, plugging it in, and setting up one or more clients. However, you can be certain that you have selected the best location if you conduct a site survey before installing an access point permanently. -
Page 44: Electrical Requirements
If you must use a nondedicated circuit, avoid using the following types of devices on that circuit, because they can affect the reliability of the circuit: The 3Com 11 Mbps Wireless LAN access point must be provided with power 24 hours a day. 3Com recommends that you avoid providing power to the access point from an energy management system. -
Page 45: Using The Site Survey Tool
Place the wireless client computer in the first test location and turn on the computer. Make sure the client has the 3Com Site Survey tool installed and that it is associating with the access point that you want to test. -
Page 46: Interpreting Test Results
As you run the tests, the Site Survey utility keeps track of results and builds a list of Results access point locations rated from best to least desirable. In the 3Com 11 Mbps Wireless LAN Site Survey window you see the following information: URVEY Select the saved test, and click OK. -
Page 47: Site Survey Menus
Site Survey Menus The following tables describe the command menus in the 3Com 11 Mbps Wireless LAN Site Survey window. File... -
Page 49: Troubleshooting
ROUBLESHOOTING If you have difficulty with the access point, try the solutions in the following table. Symptom Access point does not power up. No operation. Access point powers up, but has no connection to the wired network. Access point powers up, but does not associate with wireless clients. -
Page 50: C Onfiguring The A Ccess P Oint
DHCP server fails to assign IP addresses. The access point stops assigning IP addresses after you assign it an IP address. PC Cards other than 3Com 11 Mbps Wireless LAN PC Cards cannot communicate with the access point. Solutions... -
Page 51: Technical Support
3Com recommends that you access the 3Com Corporation World Wide Web site. Online Technical 3Com offers worldwide product support 24 hours a day, 7 days a week, through Services the following online systems: World Wide Web Site... -
Page 52: Support From Your Network Supplier
When you contact 3Com for assistance, have the following information ready: Here is a list of worldwide technical telephone support numbers. These numbers are correct at the time of publication. Refer to the 3Com Web site for updated information. Country Asia, Pacific Rim... - Page 53 00800 3111206 0800 831416 0800 995014 900 983125 020 795482 0800 55 3072 0800 966197 0800 13 3266 01 800 849CARE 800 666 5065 AT&T +800 998 2112 1 800 NET 3Com (1 800 638 3266) Enterprise Customers: 1 800 876-3266...
- Page 54 Returning Products Before you send a product directly to 3Com for repair, you must first obtain an for Repair authorization number. Products sent to 3Com without authorization numbers will be returned to the sender unopened, at the sender’s expense. To obtain an...
- Page 55 2 meters. This product does not contain any user serviceable components. Any unauthorized product changes or modifications will invalidate 3Com’s warranty and all applicable regulatory certifications and approvals. This product must be installed by a professional technician/installer.
- Page 56 - CE UROPEAN OMMUNITY Marking by the symbol: OTICE indicates compliance with the essential requirements of Directive 73/23/EC and the essential requirements of articles 3.1(b), 3.2 and 3.3 of Directive 1999/5/EC. Such marking is indicative that this equipment meets or exceeds the following technical standards: EN 300 328-2 - Electromagnetic compatibility and Radio spectrum Matters (ERM);...
- Page 57 3Com 802.1x agent 3Com Knowledgebase Web Services 3Com Network Supervisor (3NS) Advanced Package 3Com serial authentication 3Com Wireless Infrastructure Device Manager 3Com Wireless Lan PC Card (model 3CRWE62092A) 3NS (3Com Network Supervisor) 40-bit Shared Key (Wi-Fi) 40-bit shared key encryption 802.11 802.1x...
- Page 58 3Com Knowledgebase Web Services network suppliers product repair TFTP setup timeout, client list tools change administration password reset access point restore factory defaults...