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OfficeConnect® Wireless 11a/b/g Access Point User Guide

1. Wireless Settings D gt To improve the security of your wireless network 3Com recommends that you 1 Change the SSID from its default value see page 34 2 Enable Encryption see page 35 3 Enable Access Control see page 39 Wireless Figure 17 Wireless Settings 34 CHAPTER 4 ACCESS POINT CONFIGURATION 3 http 192 168 1 186 index stm Microsoft Internet Explorer File Edit View Favorites Tools Help Back gt amp A A search Favorites meda B S Sf S Address http 192 168 1 186 index stm z e Google esearch web go PeseFenk fealoptions gt OfficeConnect Wireless 11 a b a Access Poin 3com SETUP WIZARD STATUS LAN WIRELESS Channel and SSID ecuri ESSID com SSM ren ENABLE C DISABLE Mode ta Standard Enabled z Channel 36 gt ENTIER C ENABLE DISABLE LOG OUT Ess o Fer SSS SSH reg ENABLE DISABLE Mode Mixed 11b and 11g clients gt Channel Fo gt Sitges C ENABLE DISABLE FT nem Channel Selection The Channel Selectors allow you to specify which channels the Access Point will transmit and receive on If another Access Point nearby Is using the same channels as you there will be a reduction in the performance of your network If this seems to be the case you should select a different channel number Usually the Wireless computers will scan to find the correct channel but if they don t you must configure t
2. APPENDIX D SAFETY INFORMATION gt gt gt gt AVERTISSEMENT L appareil fonctionne une tension extr mement basse de s curit qui est conforme la norme CEI 60950 Ces conditions ne sont maintenues que si l guipement auquel il est raccord fonctionne dans les m mes conditions AVERTISSEMENT Il n y a pas de parties remplaceables par les utilisateurs ou entretenues par les utilisateurs l int rieur du moyeu Si vous avez un probl me physique avec le moyeu qui ne peut pas tre r solu avec les actions de la r solution des probl mes dans ce guide contacter votre fournisseur AVERTISSEMENT D branchez l adaptateur lectrique avant de retirer cet appareil AVERTISSEMENT Ports RJ 45 Il s agit de prises femelles blind es de donn es RJ 45 Vous ne pouvez pas les utiliser comme prise de telephone Branchez uniquement des connecteurs de donn es RJ 45 sur ces prises femelles END USER SOFTWARE LICENSE AGREEMENT 3Com Corporation END USER SOFTWARE LICENSE AGREEMENT YOU SHOULD CAREFULLY READ THE FOLLOWING TERMS AND CONDITIONS BEFORE DOWNLOADING INSTALLING AND USING THIS PRODUCT THE USE OF WHICH IS LICENSED BY 3COM CORPORATION 3COM TO ITS CUSTOMERS FOR THEIR USE ONLY AS SET FORTH BELOW DOWNLOADING INSTALLING OR OTHERWISE USING ANY PART OF THE SOFTWARE OR DOCUMENTATION INDICATES THAT YOU ACCEPT THESE TERMS AND CONDITIONS IF YOU DO NOT AGREE TO THE TERMS AND CONDITIONS OF THIS AGREEMENT DO NOT DOWNLOAD INSTAL
3. attempt this When the configuration wizard has completed you may reconnect your network as It was before m Ensure that you have a Wi Fi certified 802 11a 802 11b or 802 11g wireless adapter for each wireless computer and that it is correctly installed and configured Verify that each Wireless computer has either Windows 95 or higher or MAC OS 8 5 or higher Wireless Networking 51 Verify that your wireless computers are configured to work in Infrastructure mode and not Ad Hoc mode The Access Point Is designed to operate in Infrastructure mode Ad Hoc mode is not supported by the Access Point If you have a wired and wireless NIC in the same computer ensure that the wired NIC is disabled Check the status of the Access Point Wireless LED it should be lit if wireless is enabled and will flash when there is wireless activity If not lit go to Wireless Settings on page 33 and enable wireless networking Ensure that the TCP IP settings for all devices are correct Ensure that the Wireless Clients are using the same SSID or Service Area Name as the Access Point The SSID is case sensitive Ensure that you are using the same level of security on all of your wireless computers None 40 64 or 128 bit and that all devices are using the same keys and the same order of keys where appropriate Ensure that you have the Wireless computer enabled in the list of allowed MAC addresses if you are using Wireless Connection control
4. Access Point is reterred to as the Access Point Category 3 and Category 5 Twisted Pair Cables are referred to as Twisted Pair Cables throughout this guide The PC used to configure the Access Point is referred to as the admin computer 3Com recommends that during the initial configuration that this is connected to the same switch or hub as the Access Point 8 ABOUT THIS GUIDE Conventions Table 1 and Table 2 list conventions that are used throughout this guide Table 1 Notice Icons Icon Notice Type Description Information note Information that describes important features or instructions Caution Information that alerts you to potential loss of data or AN potential damage to an application system or device Warning Information that alerts you to potential personal h injury Table 2 Text Conventions Convention Description The words enter When you see the word enter in this guide you must type and type something and then press Return or Enter Do not press Return or Enter when an instruction simply says type Keyboard key names If you must press two or more keys simultaneously the key names are linked with a plus sign Example Press Ctrl Alt Del Words in italics Italics are used to m Emphasize a point m Denote a new term at the place where it is defined in the text m Identify menu names menu commands and software button names Examples From the Help menu select
5. Contents Click OK Feedback about this Your suggestions are very important to us They will help make our User Guide documentation more useful to you Please e mail comments about this document to 3Com at pddtechpubs_comments 3com com Please include the following information when commenting m Document title m Document part number on the title page m Page number if appropriate gt Related Documentation Product Registration Conventions 9 Example m OfficeConnect Wireless 11a b g Access Point User Guide m Part Number DUA0045 4AAAO02 m Page 24 Do not use this e mail address for technical support questions For information about contacting Technical Support please refer to the Support and Safety Information sheet In addition to this guide each Access Point document set includes one Installation Guide This guide contains the instructions you need to install and configure your Access Point You can now register your Access Point on the 3Com web site and receive up to date information on your product http esupport 3com com 10 ABOUT THIS GUIDE INTRODUCING THE ACCESS POINT Welcome to the world of networking with 3Com In the modern business environment communication and sharing information is crucial Computer networks have proved to be one of the fastest modes of communication but until recently only large businesses could afford the networking advantage The OfficeConnect product range from 3C
6. Documentation The documentation for this product is printed on paper that comes from sustainable managed forests it is fully biodegradable and recyclable and is completely chlorine free The varnish is environmentally friendly and the inks are vegetable based with a low heavy metal content CONTENTS ABOUT THIS GUIDE Naming Convention 7 Conventions 8 Feedback about this User Guide 8 Related Documentation 9 Product Registration 9 INTRODUCING THE ACCESS POINT OfficeConnect Wireless 11g Access Point 12 Access Point Advantages 13 Package Contents 13 Minimum System and Component Requirements 14 Front Panel 14 Rear Panel 16 HARDWARE INSTALLATION Introduction 17 Safety Information 17 Positioning the Access Point 17 Using the Rubber Feet 18 Wall Mounting 18 Powering Up the Access Point 19 Connecting the Access Point 19 RUNNING THE SETUP WIZARD Accessing the Wizard 21 LAN Settings 27 ACCESS POINT CONFIGURATION Navigating Through the Access Point Configuration Pages 29 Main Menu 29 Status Page 30 Wizard 31 LAN Settings 32 32 Wireless Settings 33 Wireless 33 Encryption 35 Configuring Encryption 36 Configuring WPA Encryption 37 Configuring WEP Encryption 38 Access Control 39 802 1X Authentication 41 WDS Wireless Distributed System 42 Password 43 System Tools 44 Reboot 44 Configuration Tools 45 Firmware Upgrade 46 TROUBLESHOOTING Basic Connection Checks 49 Browsing to the Access Point Configuration Sc
7. http 192 168 1 184Jindex stm x 2 Google xl Search web g Pagerank feoptions gt ej J FIC e eee eC ig Miralece 1 ccess Poin 3COM SETUP WIZARD STATUS LAN b WIRELESS Channel and SSID Guye O Enable Disable geuri Session Idle Timeou t po Seconds 0 for no timeout checking Re Authentication Period Beo Seconds 0 for no re authentication i fo Seconds after authentication failed EE LOG OUT erver Evene onen In order to use the 802 1X feature you need to have a RADIUS server on your LAN To set this up you will need to enter details of your RADIUS server into the fields 42 CHAPTER 4 ACCESS POINT CONFIGURATION WDS Wireless Distributed System Figure 23 WDS 3 http 192 168 1 184 index stm Microsoft Internet Explorer File Edit View Favorites Tools Help Sak OD A Quah Gravis Qui GB SE s http 192 168 1 184findex stm x co Google v Psearch web go PageRank fecloptions N 5 La IC at Ge n r nr By If Al EAA A ccess D O jasn scom SETUP WIZARD STATUS LAN gt WIRELESS Channel and SSID 4 ress Mode Apply Cancel LOG OUT Booo E e WDS allows you to make a completely wireless infrastructure Normally the access points must be connected to the LAN with a wire The WDS feature allows the access points to be wirelessly connected to the LAN This is useful when it is not possible to route
8. installing your Access Point is to physically connect it to a switch or hub See Figure 4 Figure 4 Connecting the Access Point Power Adapter E Hub Switch 3Com Wireless 11a b g Access Point To use your Access Point to connect to the wireless LAN to the wired LAN Insert one end of the supplied Ethernet RJ 45 Category 5 cable into the LAN port on the rear panel of the Access Point Insert the other end of the cable into the RJ 45 port on switch or hub Check that the LAN status LED lights on the Access Point You have now completed the hardware installation of your Access Point Next you need to set up your computers so that they connect to the Access Point 20 CHAPTER 2 HARDWARE INSTALLATION Accessing the Wizard gt RUNNING THE SETUP WIZARD 3Com recommends that you perform the initial Access Point configuration from a computer that is directly connected to the LAN port and not from a wireless connection If however you do configure the Access Point from a wireless admin computer DO NOT change the wireless configuration or you risk losing contact with the Access Point Yout wireless NIC should be set as follows m Encryption none m Service Area Name SSID 3Com The Access Point setup program is Web based which means that it is accessed through your Web browser Netscape Navigator Internet Explorer or Mozilla To use the Setup Wizard Ensure that you have at least one computer con
9. next piece of network equipment is OK If the LED is flashing the link is OK and data is being transmitted or received If the LED is off nothing is connected the connected device is switched off or there is a problem with the connection refer to Chapter 5 Troubleshooting The port will automatically adjust to the correct speed and duplex 16 CHAPTER 1 INTRODUCING THE ACCESS POINT Rear Panel The rear panel Figure 3 of the Access Point contains one LAN port a reset button a power adapter OK LED and a power adapter socket Figure 3 Access Point Rear Panel Wireless Antennae The antennae on the product should be placed in a V position when initially installed CAUTION Do not force the antennae round further than 90 degrees in either direction Power Adapter Socket Only use the power adapter supplied with this Access Point Do not use any other adapter Power Adapter OK LED Green Indicates that the power adapter is supplying Power to the Access Point If the LED is off there may be a problem with the power adapter or adapter cable Ethernet Port Use the supplied patch cable to connect the Access Point to the LAN The port will automatically adjust to the correct speed and duplex Reset Button This button allows you to reset the unit to factory defaults Introduction Safety Information Positioning the Access Point PN PN PN HARDWARE INSTALLATION This chapter will guide you t
10. on the Access Point If you are having difficulty connecting or are operating at a low speed try changing the antenna positions on the rear of the Access Point For more effective coverage you can try reorientating your antennae Place one antenna vertically and one horizontally to improve coverage Additionally consider moving the wireless computer closer to the Access Point to confirm that the building structure or fittings are not adversely affecting the connectivity If this resolves the problem consider relocating the Wireless computer or select Clear Channel Select on the Access Point Sources of interference The 2 4Ghz ISM band is used for 802 11b and 802 11g This is generally a licence free band for low power applications and you may have other devices at your location that operate in this frequency band You should take care to ensure that there are no devices like microwave ovens for example close to the Access Point or wireless computers as this could affect receiver sensitivity and reduce the performance of your network If you are unsure try relocating both the wireless computers and the Access Point to establish whether this problem exists Most wireless computer Adapters will scan the channels for the wireless Access Point If a wireless computer has not located the 52 CHAPTER 5 TROUBLESHOOTING Alert LED Recovering from Corrupted Software Access Point then try initiating a search manually if the client software suppo
11. once this has completed the Access Point will restart Although the upgrade process has been designed to preserve your configuration settings It is recommended that you make a backup of the configuration beforehand in case the upgrade process fails for any reason for example the connection between the computer and the Access Point is lost while the new software Is being copied to the Access Point The upgrade procedure can take up to two minutes and is complete when the Alert LED has stopped flashing and is permanently off Make sure that you do not interrupt power to the Access Point during the System Tools 47 upgrade procedure if you do the software may be corrupted and the Access Point may not start up properly afterwards If the Alert LED comes on continuously after a failed upgrade refer to Chapter 5 Troubleshooting 48 CHAPTER 4 ACCESS POINT CONFIGURATION Basic Connection Checks Browsing to the Access Point Configuration Screens TROUBLESHOOTING Check that the Access Point is connected to your switch or hub and that all the equipment is powered on Check that the LAN port link status LED on the Access Point are illuminated and that any corresponding LEDs are also illuminated Ensure that the computers have completed their start up procedure and are ready for use Some network interfaces may not be correctly initialised until the start up procedure has completed If the link status LED does not illumi
12. 1 184 index stm Microsoft Internet Explorer File Edit View Favorites Tools an e wink gt OA A Qh Favorites Media gi 3a H Address http 1 192 168 1 184 index stm z Pc Googe sd search web 39 Faeftank fe options 3COM SETUP WIZARD STATUS LAN WIRELESS Zu TOOLS Password Settings Configuration Tools Firmware Upgrade Reboot LOG OUT Evo UT tee If your Access Point is not operating correctly you can choose to restart the Access Point by selecting Reboot the Access Point and then clicking Apply simulating the effect of power cycling the unit No configuration information will be lost but the log files will be erased Any network users who are currently connected to the Access Point will have their access interrupted whilst the restart takes place and they may need to reboot their computers when the restart has completed and the Access Point is operational again System Tools 45 Configuration Tools Figure 26 Configuration Tools Screen e http 192 168 1 184 index stm Microsoft Internet Explorer File Edit View Favorites Tools Help Back gt search Favorites Media 3B 393 5 x Stm Ar ce PO at LOG OUT E Done Internet Select the Configuration tab to display the Configuration screen Figure 26 Backup Configuration Select BACKUP to save the current Access Point configuration You will be prompted to download and save a file to disk Res
13. 23 Figure 7 Discovery Finish Screen 3Com OfficeConnect Discovery 5 0 E x Completing the OfficeConnect Discovery Application Communication with your OfficeConnect Device has been successful You are now ready to configure the Device using its set up Wizard If you lose contact with the Device you should re launch the Discovery application To exit the application and launch the set up Wizard for your Device click Finish 5 Click on Finish to launch a web browser and display the login page for the Access Point as shown in Figure 8 6 To log in enter the password the default setting is admin in the System Password field and click Log in Figure 8 Figure 8 Access Point Login Screen 4 http 192 168 1 184 Microsoft Internet Explorer 1s x File Edit View Favorites Tools Help Ea Back A search Favorites meda B amp Si a Address http 192 168 1 184 x 2 Google search web g PageRank fecloptions OfficeConnect Wireless 11a b g Access Point Enter System Password System Password l default admin LOGIN Cancel v En 24 CHAPTER 3 RUNNING THE SETUP WIZARD 7 8 gt 9 10 If the password is correct the Country amp Mode Selection screen appears Figure 9 Select the country in which the Access Point is to operate The Country Selection screen is only displayed on initial configuration of the Access Point Fi
14. 3 characters C Hex 64 digits e C Per 3600 Seconds Group Key Rekeying Ke Per 1000 K Packets ae pene To enter the pre shared key as passphrase Select Pre shared Key from the Authentication options 2 Select Preshared key type passphrase 3 Enter a phrase of between 8 and 63 characters in length in the Pre shared key field This passphrase will be used to generate a 256 bit key Click Apply to generate the key To enter the pre shared key as hexadecimal digits Select Pre shared Key from the Authentication options 2 Select Preshared key type HEX 3 Enter 64 HEX digits in the pre shaed key field 38 CHAPTER 4 ACCESS POINT CONFIGURATION Configuring WEP Encryption 4 Click Apply to generate the key If 802 1X authentication is to be used please see 802 1X Authentication section There are two levels of WEP encryption available 64 bit sometimes referred to as 40 bit and 128 bit 128 bit will result in a higher level of security but may cause a slight decrease in performance Encryption Keys Figure 20 Encryption Keys Screen showing WEP configuration SETUP WIZARD STATUS LAN b WIRELESS Channel and SSID WEP Mode Key Provisioning Default Key ID Rd Pass LOG OUT Evo UT fg internet A Key is a hexadecimal 0 9 A F number used to encrypt and decrypt the data There can be up to 4 keys and each key can be as long as 26 digits The Access Point also offers a meth
15. 4 eile o 15 als 15 els l aile Wi Hols a FA i 7 ios el als A higher level of security can be achieved for your wireless network if you use both encryption and you specify only certain wireless computers can connect to the Access Point By default any wireless computer that has the same Service Area Name SSID channel and encryption settings as the Access Point can connect to It If you enable this feature from a Wireless PC it will automatically be added to the Authorised Wireless PC list Authorised Wireless PCs To create a list of Wireless computers that can access the Access Point Select Yes to enable MAC filtering Select Allow for the Access Rule Enter upto 32 MAC addresses that you want to allow access to the network This list can also be used as a deny list If this is the required function select Deny as the Access Rule gt 802 1X Authentication Wireless Settings 41 Deleting a MAC Address The connection rights for a Wireless PC listed in the table can be removed by deleting that entry in the table Once an entry has been deleted it cannot be undone Please wait 30 seconds for changes to take effect Figure 22 802 1X E http 192 168 1 184 index stm Microsoft Internet Explorer Fie Edit view Favorites Tools Help Back gt A A Gsearch G Favorites Media 3338 59 Address
16. 7 FCC Part 15 207 15 209 15 247 and 15 249 ETS 300 328 2 4 GHz ISM band wide band transmission systems RSS 210 Environmental EN 60068 IEC 68 See FCC Statement on page 81 for conditions of operation Operating Systems The Access Point will support the following Operating Systems m Windows 95 98 a Windows NT 4 0 m Windows ME m Windows 2000 a Windows XP m Mac OS 8 5 or higher m Unix The Access Point complies to the IEEE 802 3i u and x specifications The Access Point has been designed to conform to the Wi Fi The Standard for Wireless Fidelity interoperability test standard 64 APPENDIX C TECHNICAL SPECIFICATIONS Cable Specifications The Access Point supports the following cable types and maximum lengths m Category 3 Ethernet or Category 5 Fast Ethernet or Dual Speed Ethernet Twisted Pair shielded and unshielded cable types m Maximum cable length of 100m 327 86 ft D Important Safety Information gt gt e PPPS DB SAFETY INFORMATION WARNING Warnings contain directions that you must follow for your personal safety Follow all directions carefully You must read the following safety information carefully before you install or remove the unit WARNING The Access Point generates and uses radio frequency rf energy In some environments the use of rf energy is not permitted The user should seek local advice on whether or not rf energy is permitted within the ar
17. CAN 3COM OfficeConnect Wireless 11a b g Access Point User Guide 3CRWE454A72 Cri The Standard for Wireless Fidelity http www 3com com Part No DUA0045 4AAA02 Rev 01 Published November 2003 3Com Corporation 350 Campus Drive Marlborough MA 01752 3064 Copyright 2003 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 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 3Com may make improvements or changes in the product s and or the program s described in this documentation at any time If there is any software on removable media described in this documentation it is furnished under a license agreement included with the product as a separate document in the hard copy documentation or on the removable media in a directory file named LICENSE TXT or LICENSE TXT If you are unabl
18. E T 100BASE TX Access Point Ad Hoc mode GLOSSARY The IEEE specification for wireless Ethernet which allows speeds of up to 54 Mbps in the 5GHz range The standard provides for 6 12 24 36 48 and 54 Mbps data rates The rates will switch automatically depending on range and environment The IEEE specification for wireless Ethernet which allows speeds of up to 11 Mbps The standard provides for 1 2 5 5 and 11 Mbps data rates The rates will switch automatically depending on range and environment The IEEE specification for wireless Ethernet which allows speeds of up to 54 Mbps in the 2 5 GHz range The standard provides for 6 12 24 36 48 and 54 Mbps data rates The rates will switch automatically depending on range and environment The IEEE specification for 10 Mbps Ethernet over Category 3 4 or 5 twisted pair cable The IEEE specification for 100 Mbps Fast Ethernet over Category 5 twisted pair cable An Access Point is a device through which wireless clients connect to other wireless clients and which acts as a bridge between wireless clients and a wired network such as Ethernet Wireless clients can be moved anywhere within the coverage area of the access point and still connect with each other If connected to an Ethernet network the access point monitors Ethernet traffic and forwards appropriate Ethernet messages to the wireless network while also monitoring wireless client radio traftic and forwarding wireless clie
19. Fast Ethernet networks 100BASE TX and can transmit data up to speeds of 100 Mbps Category 5 cabling is better to use for network cabling than Category 3 because it supports both Ethernet 10 Mbps and Fast Ethernet 100 Mbps speeds Similar to any radio device the OfficeConnect Wireless 11g Access Point allows you to choose different radio channels in the wireless spectrum A channel is a particular frequency within the 2 4GHz spectrum within which the Gateway operates The term used to described the desktop PC that is connected to your network Dynamic Host Configuration Protocol This protocol automatically assigns an IP address for every computer on your network Windows 95 Windows 98 and Windows NT 4 0 contain software that assigns IP addresses to workstations on a network These assignments are made by DNS Server Address Encryption ESSID Ethernet Ethernet Address Fast Ethernet Firewall Full Duplex Half Duplex GLOSSARY 73 the DHCP server software that runs on Windows NT Server and Windows 95 and Windows 98 will call the server to obtain the address Windows 98 will allocate itself an address if no DHCP server can be found DNS stands for Domain Name System which allows Internet host computers to have a domain name such as 3com com and one or more IP addresses such as 192 34 45 8 A DNS server keeps a database of host computers and their respective domain names and IP addresses so that when a domain
20. L OR OTHERWISE USE THE SOFTWARE OR DOCUMENTATION DO NOT CLICK ON THE I AGREE OR SIMILAR BUTTON AND IF YOU HAVE RECEIVED THE SOFTWARE AND DOCUMENTATION ON PHYSICAL MEDIA RETURN THE ENTIRE PRODUCT WITH THE SOFTWARE AND DOCUMENTATION UNUSED TO THE SUPPLIER WHERE YOU OBTAINED IT LICENSE 3Com grants you a nonexclusive nontransferable except as specified herein license to use the accompanying software program s in executable form the Software and accompanying documentation the Documentation subject to the terms and restrictions set forth in this Agreement You are not permitted to lease rent distribute or sublicense except as specified herein the Software or Documentation or to use the Software or Documentation in a time sharing arrangement or in any other unauthorized manner Further no license is granted to you in the human readable code of the Software source code Except as provided below this Agreement does not grant you any rights to patents copyrights trade secrets trademarks or any other rights with respect to the Software or Documentation Subject to the restrictions set forth herein the Software is licensed to be used on any workstation or any network server owned by or leased to you for your internal use provided that the Software is used only in connection with this 3Com product You may reproduce and provide one 1 copy of the Software and Documentation for each such workstation or network server on which the Software
21. WIZARD STATUS LAN WIRELESS Access Point IP Address 192 168 1 184 Subnet Mask 255 255 255 0 Wireless Enabled Information Runtime Code Version v0 31 Nov 4 2003 23 02 41 Boot Code Version v2 21 LAN MAC Address 00 70 46 00 00 01 11a WLAN MAC Address 00 70 46 00 00 02 11b g WLAN MAC Address 00 70 46 00 00 03 Hardware Version 01 Serial Num 8000000001 Wireless Station List Security Log 01 01 2002 00 03 37 192 168 1 49 login success 00 00 11 DHCP Client Receive Ack fr 00 00 10 DHCP Client Send Request R 00 00 10 DHCP Client Receive Offer 00 00 10 DHCP Client Send Discover 00 00 00 DHCP Client Send Discover The Status section allows you to view the IP address of the unit firmware version Wireless clients and security log Status Page 31 Wizard Figure 14 Wizard Screen 3 http 192 168 1 184 index stm Microsoft Internet Explorer a2 A a http 192 168 1 184 index s CA 3com b SETUP WIZARD STATUS LAN WIRELESS TOOLS SUVA BEE Channel 36 802 11b 9 Channel 10 Click WIZARD to launch the configuration wizard Refer to Chapter 3 for information on how to run the wizard 32 CHAPTER 4 ACCESS POINT CONFIGURATION LAN Settings The LAN Settings menu provides the following options The LAN Settings screen is used to determine how the LAN IP address of your Access Point is obtained It can be obtained automatica
22. a network cable to the desired site for the Access Point To enable this feature the MAC addresses of each access point needs to be entered into the table so that the access points are able to communicate with each other The SSIDs and security settings also need to be the same The option is also given to choose if you wish to use 11a or 11g channels to connect access points Password VV wane Wireless Settings 43 Figure 24 Password Screen F http 192 168 1 184 index stm Microsoft Internet Explorer N File Edit View Favorites Tools Help wBakr gt A Asearch GaFavortes meda HE amp 3 A Address amp http 192 168 1 184 index stm 3COM SETUP WIZARD STATUS LAN WIRELESS TOOLS Password Settings Configuration Tools Firmware Upgrade Reboot LOG OUT TT Event Changing the Administration Password You can change the password to prevent unauthorized access to the Administration System To do this Enter the current password in the Current Password field Enter the new password in the New Password field Enter the new password again in the Re Enter Password field Click Apply to save the new password The password is case sensitive If you have forgotten your password you need to reset the Access Point See Forgotten Password and Reset to Factory Defaults on page 50 44 CHAPTER 4 ACCESS POINT CONFIGURATION System Tools Reboot Figure 25 Reboot Screen 3 http 192 168
23. and subnet mask means the address is permanently fixed Network devices use automatic IP addressing if they are configured to acquire an address using DHCP but are unable to contact a DHCP server Automatic IP addressing is a scheme where devices allocate themselves an IP address at random from the industry standard subnet of 169 254 x x with a subnet mask of 255 255 0 0 If two devices allocate themselves the same address the conflict is detected and one of the devices allocates itself a new address Automatic IP addressing support was introduced by Microsoft in the Windows 98 operating system and is also supported in Windows 2000 60 APPENDIX B IP ADDRESSING TECHNICAL SPECIFICATIONS This section lists the technical specifications for the OfficeConnect Wireless 11g Access Point Interfaces Wireless 11g Access Point LAN connection 10Mbps 100Mbps dual speed Ethernet port 10BASE T 100BASE TX WLAN Interfaces Standard IEEE 802 11a Orthogonal Frequency Division Multiplexing OFDM Transmission rate 54Mbps automatic fallback to 48 36 24 18 12 or 6 Mbps Maximum channels 20 Range up to 304 8m 1000ft Frequency US Canada Europe 5 150 5 825 GHz Sensitivity 6 12 18 24 36 48 Mbps 85 dBm 54 Mbps 66 dBm typical Modulation BPSK OFDM QPSK OFDM Encryption 40 64 bit WEP 128 bit WEP 256 bit WPA Maximum clients 128 O P Power 18dBm Standard IEEE 802 119 Direct Sequence Spread Spectrum DSSS Trans
24. below details the channels permitted by the local regulatory agencies Table 5 Channels Channels Country 1 13 Australia Austria Bahrain Belarus Belgium Chile China Costa Rica Croatia Cyprus Czech Republic Denmark Finland France Germany Greece Hong Kong Hungary Iceland India Indonesia Ireland Italy Liechtenstein Lithuania Luxembourg Malaysia Netherlands New Zealand Norway Paraguay Peru Philippines Poland Portugal Russia Saudi Arabia Singapore Slovenia South Africa South Korea Spain Sweden Switzerland Thailand Turkey United Kingdom Uruguay Venezuela 1 11 Argentina Brazil Canada Columbia Mexico Taiwan United States 10 13 France Jordan 5 7 Israel 1 14 Japan This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules and the Canadian Department of Communications Equipment Standards entitled Digital Apparatus ICES 003 These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation 82 Information to the If this equipment does cause interference to radio or televis
25. cludes the following items One OfficeConnect Wireless 11a b g Access Point One power adapter for use with the Access Point Four rubber feet One Ethernet cable One CD ROM containing the Access Point Discovery program and this User Guide Installation Guide One Support and Safety Information Sheet One Warranty Flyer If any of these items are missing or damaged please contact your retailer 14 CHAPTER 1 INTRODUCING THE ACCESS POINT Minimum System and Component Requirements Front Panel Your Access Point requires that the computer s and components in your network be configured with at least the following m A computer with an operating system that supports TCP IP networking protocols for example Windows 95 98 NT Me 2000 XP Unix Mac OS 8 5 or higher An Ethernet 10Mbps or 10 100 Mbps or 10 100 1000 Mbps NIC An 802 11b 802 11g or 802 11a wireless NIC m Web browser program that supports JavaScript such as Netscape 4 7 or higher Internet Explorer 5 0 or higher or Mozilla 1 2 1 or higher The front panel of the Access Point contains a series of indicator lights LEDs that help describe the state of various networking and connection operations Figure 2 Access Point Front Panel 3CRWE454A72 OfficeConnect Wireless 11a b g Access Point Alert LED Orange Indicates a number of different conditions as described below Off The Access Point is operating normally Flashing quickly Indicates one
26. computer must match Key 2 on the Access Point and so on The Active Transmit Key selects which of the 4 Keys the Access Point uses when it transmits You can change the selected key periodically to increase the security of your network Some wireless adapters have only one key available on their WEP configuration page If this is the case ensure It is the same as Key 1 on the Access Point and that it is selected as the active transmit key This screen allows you to determine if all Wireless PCs or just authorised Wireless PCs can use the Access Point Select Access Control to display the screen shown in Figure 21 40 CHAPTER 4 ACCESS POINT CONFIGURATION Figure 21 Connection Control Screen 3 http 192 168 1 184 index stm Microsoft Internet Explorer File Edit View Favorites Tools Help Back G A Asearch Favorites meda lt 4 IH a Address http 192 168 1 184 index stm v Po Google v search web go Passant WUoptions Cz PNR PER rt Niroloce 1 ra m ess Point 3com SETUP WIZARD STATUS LAN gt WIRELESS Channel and SSID i o jemo foo foo LOG OUT m m m m m m m m m m m FR m LE ge wi ial i i i a ha i ono ON OD MH fF WY NY eB eo oO a 9444844198 hl i i i i ad i Vi i i ad i Vi i i ad hal i i i ad i Vi i i ad i Vi i ad ad AAA ol el el el co oO 49
27. connectivity to the Internet for individuals and other businesses or organizations Local Area Network A network of end stations such as PCs printers servers and network devices hubs and switches that cover a relatively small geographic area usually not larger than a floor or building LANs are characterized by high transmission speeds over short distances up to 1000 metres MAC MAC Address Network Network Interface Card NIC Protocol RJ 45 Server SSID Subnet Address Subnet mask GLOSSARY 75 Media Access Control A protocol specified by the IEEE for determining which devices have access to a network at any one time Media Access Control Address Also called the hardware or physical address A layer 2 address associated with a particular network device Most devices that connect to a LAN have a MAC adaress assigned to them as they are used to identify other devices in a network MAC addresses are 6 bytes long A Network is a collection of computers and other computer equipment that are connected for the purpose of exchanging information or sharing resources Networks vary in size some are within a single room others span continents A circuit board installed into a piece of computing equipment for example a computer that enables you to connect it to the network A NIC is also known as an adapter or adapter card A set of rules for communication between devices on a network The rules dictate fo
28. das Ger ts installieren oder ausbauen VORSICHT Der Access Point erzeugt und verwendet Funkfrequenz RF In manchen Umgebungen ist die Verwendung von Funkfrequenz nicht gestattet Erkundigen Sie sich bei den zust ndigen Stellen ob die Verwendung von Funkfrequenz in dem Bereich in dem der Bluetooth Access Point eingesetzt werden soll erlaubt ist VORSICHT Bei der Installation und beim Ausbau des Ger ts ist mit h chster Vorsicht vorzugehen VORTSICHT Stapeln Sie das Ger ts nur mit anderen OfficeConnect Ger tes zusammen VORSICHT Aufgrund von internationalen Sicherheitsnormen darf das Ger t nur mit dem mitgelieferten Netzadapter verwendet werden VORSICHT Die Netzsteckdose mu in der N he des Ger ts und leicht zug nglich sein Die Stromversorgung des Ger ts kann nur durch Herausziehen des Ger tenetzkabels aus der Netzsteckdose unterbrochen werden VORSICHT Der Betrieb dieses Ger ts erfolgt unter den SELV Bedingungen Sicherheitskleinstspannung gem IEC 60950 Diese Bedingungen sind nur gegeben wenn auch die an das Ger t angeschlossenen Ger te unter SELV Bedingungen betrieben werden Consignes importantes de securite gt gt gt PPPS gt P 67 VORSICHT Es sind keine von dem Benutzer zu ersetzende oder zu wartende Teile in dem Ger t vorhanden Wenn Sie ein Problem mit dem Access Point haben das nicht mittels der Fehleranalyse n dieser Anleitung behoben werden kann setzen Sie sich mit Ihrem L
29. devices will not understand each other The encryption methods used by the Access Point secure data transmitted gt through wireless communications between the Access Point and its wireless clients Enabling encryption has no security effect on data transmitted through wired Ethernet connections or through your connections to the Internet Configuring Figure 18 Security E n C ry pti O n we ras Explorer Back gt A A Qsearch Favorites Media 3B 3a 8 ress i SETUP WIZARD STATUS b WIRELESS ecurit LOG OUT Evene UT ee Select from the drop down list WEP only WPA only WEP WPA or No security Configuring WPA Encryption Wireless Settings 37 The only configuration that is needed for WPA is to enter the pre shared key This key is used to start the dialog between the Access Point and the client During this dialog a new key is agreed making it more difficult to eavesdrop on wireless networks encrypted using WPA than those encrypted using WEP The pre shared key can be entered as a 256 bit series of hexadecimal digits or as a pass phrase Figure 19 Encryption Keys Screen showing WPA configuration HE Bi fe F Micr Fie Edit View Favorites Tools Help Back gt at search Favorites Media g 33 9 ress i z 2 Google x amp searchweb g PaseFank feoptions Cypher Suite TKIP z P 802 1 Pre shared Key PR Pocchared Koy Tone nas pnrasa 8 6
30. e CSA Statement BSMI Statement FCC 83 Exposure to Radio Frequency Radiation The radiated output power of the 3Com OfficeConnect Wireless 11g Access Point is far below the FCC radio frequency exposure limits Nevertheless the 3Com OfficeConnect Wireless 11g Access Point shall be used in such manner that the potential for human contact during normal operation is minimized The distance between the antennas and the user should not be less than 20 cm This product complies with the European Low Voltage Directive 73 23 EEC EMC Directive 89 336 EEC as amended by European Directive 93 68 EEC and the Radio and Telecommunications Terminal Equipment Directive 99 5 EC This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la classe B respecte toutes les exigences du Reglement sur le mat riel brouilleur du Canada SoA ae PRINS eed ERER Bi ee A gt Fe EN a HB ia Ei B gt BEADS BOR PRIS as YET CAUTION To assure continued compliance any changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate this equipment 84 RF Exposure Compliance IN Statement U S Potential RF Interference Canada IN CAUTION The 3Com OfficeConnect Wireless 11g Access Point has been certified as a mobile computing device as per FCC Section 2 1091 In order to comply wit
31. e or office Wi Fi Protected Access A dynamically changing encryption mechanism for wireless networking Encryption strength is 256 bit 78 GLOSSARY INDEX A Access 13 Addresses IP 57 Administration Password 25 43 Automatic Addressing 59 C Cable Specifications 64 Channels 81 Configuration backup 45 restore 45 Conventions notice icons About This Guide 8 text About This Guide 8 Country Selection 24 D DHCP 59 Discovery Application 55 F Forgotten Password 50 Internet addresses 57 IP Address 27 32 57 L LAN 27 32 LED 14 Login 23 56 M MAC Address deleting 41 N Network addresses 57 Networking wireless 50 NIC wireless 14 P Password 23 43 R Reset to Factory Defaults 45 50 Restart 44 S Setup Wizard 21 31 Specifications technical 61 Static Addressing 59 Subnet Mask 27 57 T TCP IP 57 Technical specifications 61 Standards 61 Time Zone 45 U Unit Configuration 32 Upgrade 46 W Wireless 80 INDEX authorised PCs 40 channel selection 34 configuration 33 connection control 39 encryption 35 LED 15 networking 50 NIC 14 service area name 34 settings 33 Channels FCC Statement REGULATORY NOTICES FOR THE WIRELESS 11G ACCESS POINT Use of the Wireless 11g Access Point is only authorized for the channels approved by each country For proper installation login to the management interface and select your country from the drop down list Table 5
32. e to locate a copy please contact 3Com and a copy will be provided to you UNITED 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 item as defined in FAR 2 101 a and as such is provided with only such rights as are provided in 3Com s standard commercial license for the Software Technical data is provided with limited rights only as provided in DFAR 252 227 7015 Nov 1995 or FAR 52 227 14 June 1987 whichever is applicable You agree not to remove or deface any portion of any legend provided on any licensed program or documentation contained in or delivered to you in conjunction with this User Guide Unless otherwise indicated 3Com registered trademarks are registered in the United States and may or may not be registered in other countries 3Com the 3Com logo and SuperStack are registered trademarks of 3Com Corporation XRN is a trademark of 3Com Corporation IEEE and 802 are registered trademarks of the Institute of Electrical and Electronics Engineers Inc Intel and Pentium are registered trademarks of Intel Corporation Microsoft MS DOS Windows and Windows NT are register
33. ea of intended use WARNING Exceptional care must be taken during installation and removal of the unit WARNING Only stack the Access Point with other OfficeConnect units WARNING To ensure compliance with international safety standards only use the power adapter that is supplied with the unit WARNING The socket outlet must be near to the unit and easily accessible You can only remove power from the unit by disconnecting the power cord from the outlet WARNING This unit operates under SELV Safety Extra Low Voltage conditions according to IEC 60950 The conditions are only maintained if the equipment to which it is connected also operates under SELV conditions WARNING There are no user replaceable fuses or user serviceable parts inside the Access Point If you have a physical problem with the unit that cannot be solved with problem solving actions in this guide contact your supplier 66 APPENDIX D SAFETY INFORMATION gt gt Wichtige Sicherheitshinweise gt mer p p WARNING Disconnect the power adapter before moving the unit WARNING RJ 45 ports These are shielded RJ 45 data sockets They cannot be used as telephone sockets Only connect RJ 45 data connectors to these sockets VORSICHT Warnhinweise enthalten Anweisungen die Sie zu Ihrer eigenen Sicherheit befolgen m ssen Alle Anweisungen sind sorgf ltig zu befolgen Sie m ssen die folgenden Sicherheitsinformationen sorgf ltig durchlesen bevor Sie
34. ed trademarks of Microsoft Corporation Novell and NetWare are registered trademarks of Novell Inc UNIX is a registered trademark in the United States and other countries licensed exclusively through X Open Company Ltd Netscape Navigator is a registered trademark of Netscape Communications JavaScript is a trademark of Sun Microsystems All other company and product names may be trademarks of the respective companies with which they are associated ENVIRONMENTAL STATEMENT It is the policy of 3Com Corporation to be environmentally friendly in all operations To uphold our policy we are committed to Establishing environmental performance standards that comply with national legislation and regulations Conserving energy materials and natural resources in all operations Reducing the waste generated by all operations Ensuring that all waste conforms to recognized environmental standards Maximizing the recyclable and reusable content of all products Ensuring that all products can be recycled reused and disposed of safely Ensuring that all products are labelled according to recognized environmental standards Improving our environmental record on a continual basis End of Life Statement 3Com processes allow for the recovery reclamation and safe disposal of all end of life electronic components Regulated Materials Statement 3Com products do not contain any hazardous or ozone depleting material Environmental Statement about the
35. el you select as this may be useful if you experience problems with your clients LAN Settings gt Accessing the Wizard 27 Figure 12 LAN Settings Screen p http 192 168 1 184 index stm Microsoft Internet Explorer File Edit View Favorites Tools Help wBakr gt A A Asearch GaFavortes meda AE amp 5 A gt Address http 192 168 1 184 index stm z Google Bsearchweb g Pagerank fegoptions 3COM SETUP WIZARD STATUS t LAN WIRELESS TOOLS PEST Dynamic Fixed LOG OUT Eden TT lient This screen determines how the Access Point obtains its IP address There are three options Obtain IP Address automatically The Access Point will obtain an IP address from a DHCP server already operating on your network Specify an IP address manually Select this option to manually configure the IP address of the Access Point This screen displays a suggested LAN IP address subnet mask and default gateway of the Access Point It also allows you to change the IP address subnet mask and default gateway 3Com recommends that you manually assign your Access Point a static IP address 28 CHAPTER 3 RUNNING THE SETUP WIZARD Navigating Through the Access Point Configuration Pages Main Menu ACCESS POINT CONFIGURATION This chapter describes all the screens available through the Access Point configuration pages and is provided as a reference To get to the configuration pages br
36. en request EXPORT RESTRICTIONS The Software including the Documentation and all related technical data and any copies thereof collectively Technical Data is subject to United States Export control laws and may be subject to export or import regulations in other countries In addition the Technical Data covered by this Agreement may contain data encryption code which is unlawful to export or transfer from the United States or country where you legally obtained it without an approved U S Department of Commerce export license and appropriate foreign export or import license as required You agree that you will not export or re export the Technical Data or any copies thereof or any products utilizing the Technical Data in violation of any applicable laws or regulations of the United States or the country where you legally obtained it You are responsible for obtaining any licenses to export re export or import the Technical Data In addition to the above the Product may not be used exported or re exported i into or to a national or resident of any country to which the U S has embargoed or il to any one on the U S Commerce Department s Table of Denial Orders or the U S Treasury Department s list of Specially Designated Nationals TRADE SECRETS TITLE You acknowledge and agree that the structure sequence and organization of the Software are the valuable trade secrets of 3Com and its suppliers You agree to hold such trade secrets in con
37. endly Discovery application for detecting the Access Point on the network If you are unable to use the Discovery application the Access Point on initial power up will attempt to obtain an IP address from your local DHCP server Consult your DHCP Server log to obtain the IP address that was allocated to your Access Point Insert the Access Point CD ROM in the CD ROM drive on your computer A menu will appear select Discovery Discovery will find the Access Point even if it is unconfigured or misconfigured Figure 13 Discovery Welcome Screen 3Com OfficeConnect Discovery 5 0 x Welcome This application will help you to find and configure your OfficeConnect product Please select the network interface that your product is connected to 3Com EtherLink PCI IP address of adapter 161 71 121 154 Cancel 56 APPENDIX A USING DISCOVERY 2 When the Welcome screen is displayed select the NIC from which the Access Point will be discovered Then click on Next and wait until the application discovers the Access Points connected to your LAN Figure 14 Discovered Access Point Screen 3Com OfficeConnect Discovery V5 0 x Discovered Devices Please choose a Device to configure 3CRWE454G72 Wireless 11g Access Point 169 254 3 1 3 Figure 14 shows an example Discovered Devices screen Highlight the Wireless 11g Access Point by clicking on it and press Next Figure 15 Discovery Finish Screen 3Com O
38. fficeConnect Discovery Y5 0 x Completing the OfficeConnect Discovery Application Communication with your OfficeConnect Device has been successful You are now ready to configure the Device using its set up Wizard If you lose contact with the Device you should re launch the Discovery application To exit the application and launch the set up Wizard for your Device click Finish i Cancel 4 Click on Finish to launch a web browser and display the login page for the Access Point The Internet IP ADDRESSING The Internet protocol suite consists of a well defined set of Protocol Suite Managing the communications protocols and several standard application protocols Transmission Control Protocol Internet Protocol TCP IP is probably the most widely known and is a combination of two of the protocols IP and TCP working together TCP IP is an internationally adopted and Supported networking standard that provides connectivity between equipment from many vendors over a wide variety of networking technologies To manage a device over the network the Access Point must be correctly Access Point over the Network IP Addresses and Subnet Masks configured with the following IP information m An IP address m A Subnet Mask Default Gateway Each device on your network must have a unique IP address to operate correctly An IP address identities the address of the device to which data is being sent and t
39. fidence You further acknowledge and agree that ownership of and title to the Software and Documentation and all subsequent copies thereof regardless of the form or media are held by 3Com and its suppliers UNITED STATES GOVERNMENT LEGENDS The Software Documentation and any other technical data provided hereunder is commercial in nature 70 APPENDIX E END USER SOFTWARE LICENSE AGREEMENT and developed solely at private expense The Software is delivered as Commercial Computer Software as defined in DFARS 252 227 7014 June 1995 or as a commercial item as defined in FAR 2 101 a and as such is provided with only such rights as are provided in this Agreement which is 3Com s standard commercial license for the Software Technical data is provided with limited rights only as provided in DFAR 252 227 7015 Nov 1995 or FAR 52 227 14 June 1987 whichever is applicable TERM AND TERMINATION The licenses granted hereunder are perpetual unless terminated earlier as specified below You may terminate the licenses and this Agreement at any time by destroying the Software and Documentation together with all copies and merged portions in any form The licenses and this Agreement will also terminate immediately if you fail to comply with any term or condition of this Agreement Upon such termination you agree to destroy the Software and Documentation together with all copies and merged portions in any form LIMITED WARRANTIES AND LIMITATION OF LIABILITY A
40. g to connect to your network If you have a wireless client that can detect all the available SSIDs in your area your client will not list the Access Point SSID when this feature Is enabled 3Com recommends that you install your wireless network with this feature disabled and then enable it once you have set up the Access Point and wireless clients If you set the Access Point to Disable Broadcast SSID the Access Point will not allow access to clients with the SSID field set to any When setting up wireless networks it is Important to remember that with encryption disabled anyone with a Wireless PC can eavesdrop on your network 3Com recommends that you get the network working with encryption disabled first and then enable it as the last step This will simplify setting up your network The Access Point supports two types of encryption a WPA Wi FI Protected Access WPA is a 256 bit encryption method with keys that change over time 36 CHAPTER 4 ACCESS POINT CONFIGURATION m WEP Wireless Equivalent Privacy WEP is a 64 bit or 128 bit encryption method with user configurable fixed keys WPA provides a higher level of security provided by its longer key and dynamic changes made to the key over time 3Com recommends that you use WPA with any clients which support it If you enable encryption on the Access Point you must reconfigure your wireless PCs to use exactly the same Encryption Type and Keys otherwise the
41. gure 9 Country Selection Screen 3 http 192 0 1 38 wireless_country stm Microsoft Internet Explorer lej x File Edit View Favorites Tools Help Bock gt Q A Qsearch GaFavortes Guede A SH H S Kttp 192 0 1 38 wireless_country stm v Go Googe rl Search web L g papina doptions OfficeConnect Wireless 11a b g Access Point Country Selection Please select a country to configure the Access Point for your location Select Country Warning After applying these settings you will only be able to change them by resetting the Access Point to Factory Defaults Apply ait Evo UT fg internet When you have logged in and selected a country either m The Status screen will appear Figure 10 Select the Wizard option from the menu on the left hand side Or a If your Access Point has not been configured before the Wizard page will be shown refer to Figure 10 Click Next 11 You will be guided step by step through a basic setup procedure Accessing the Wizard 25 Figure 10 Welcome Screen http 192 168 1 184 index stm Microsoft Internet Explorer lel x Fie Edit View Favorites Tools Help Ea Eik A A Asearch Gravortes meda DES 3 aA E Address http F192 168 1 184 index stm x Zao Google I search Web o PageRank fag Options OfficeConnect Wireless 11a b g Access Point SETUP WIZARD Status STATUS You can use the Status screen
42. h the FCC RF exposure requirements the 3Com OfficeConnect Wireless Cable DSL Gateway must only be installed with approved antennas and a minimum separation distance of 20 cm 8 in must be maintained from the antenna to any nearby persons CAUTION To prevent radio interference to the licensed service this device is intended to be operated indoors and away from windows to provide maximum shielding Equipment or it s transmit antenna that is installed outdoors is subject to licensing 20 stom 3Com Corporation Corporate Headquarters 5500 Great America Parkway Santa Clara CA 95052 8145 USA To learn more about 3Com products and services visit our World Wide Web site at www 3com com All specifications are subject to change without notice Copyright 2003 3Com Corporation All rights reserved 3Com and OfficeConnect are registered trademarks of 3Com Corporation All other company and product names may be trademarks of their respective companies DUA0045 4AAA02 Rev 01
43. he address of the destination network IP addresses have the format n n n x where n is a decimal number between 0 and 255 and x is a number between 1 and 254 inclusive However an IP Address alone is not enough to make your device operate In addition to the IP address you need to set a subnet mask All networks are divided into smaller sub networks and a subnet mask is a number that enables a device to identify the sub network to which it is connected 58 APPENDIX B IP ADDRESSING For your network to work correctly all devices on the network must have m The same sub network address m The same subnet mask The only value that will be different is the specific host device number This value must always be unique An example IP address is 192 168 100 8 However the size of the network determines the structure of this IP Address In using the Access Point you will probably only encounter two types of IP Address and subnet mask structures Type One In a small network the IP address of 192 168 100 8 is split into two parts Part one 192 168 100 identifies the network on which the device resides m Part two 8 identifies the device within the network This type of IP Address operates on a subnet mask of 255 255 255 0 See Table 3 for an example about how a network with three computers and a Access Point might be configured Table 3 IP Addressing and Subnet Masking Device IP Address Subnet Mas
44. hem to use the Same channel number as the Access Point Valid channels are country dependent See Channels on page 81 fora list of channels approved by each country Auto allows the Access Point to automatically select an available channel when first powered on Service Area Name SSID This allows you to name your Wireless networks The fields will accept any alphanumeric string and has a maximum length of 32 characters Your Wireless computers must be configured with exactly the same name or you will not be able to establish a connection The Service Area Name gt gt Encryption Wireless Settings 35 may also be referred to as ESSID depending on your networking vendor By default the Access Point uses the name 3Com 3Com recommends that you change the default name In order that your wireless computers can connect to the Access Point you must a Use Infrastructure Mode not Adhoc Mode m Have the same Service Area Name as the Access Point m Use the same encryption type and keys as the Access Point m Ensure that the PC is included in the authorized Wireless PCs list if Connection Control is enabled See page 39 Disable Broadcast SSID This feature can be used to improve the security of your wireless network When the tickbox is checked the Access Point will not broadcast the Service Area Name SSID of your wireless network This will prevent unauthorized clients from detecting your SSID and attemptin
45. hrough a basic installation of the Access Point including m Connecting the Access Point to your network m Setting up your computers for networking with the Access Point WARNING Please read the Safety Information section in Appendix D before you start VORSICHT Bitte lesen Sie den Abschnitt Wichtige Sicherheitshinweise sorgf ltig durch bevor Sie das Ger t einschalten AVERTISSEMENT Veuillez lire attentivement la section Consignes importantes de s curit avant de mettre en route You should place the Access Point in a location that m allows convenient connection to the computer or other ethernet device that will be connected to the LAN port on the rear panel m allows easy viewing of the front panel LED indicator lights and access to the rear panel connectors if necessary is centrally located to the wireless computers that will connect to the Access Point A suitable location might be on top of a high shelf or similar furniture to optimize wireless connections to computers in both horizontal and vertical directions allowing wider coverage 18 CHAPTER 2 HARDWARE INSTALLATION Using the Rubber Wall Mounting Feet gt When positioning your Access Point ensure a It is out of direct sunlight and away from sources of heat m Cabling is away from power lines fluorescent lighting fixtures and sources of electrical noise such as radios transmitters and broadband amplifiers m Water or
46. ieferanten in Verbindung VORSICHT Vor dem Ausbau des Ger ts das Netzadapterkabel herausziehen VORSICHT RJ 45 Anschl sse Dies sind abgeschirmte RJ 45 Datenbuchsen Sie k nnen nicht als Telefonanschlu buchsen verwendet werden An diesen Buchsen d rfen nur RJ 45 Datenstecker angeschlossen werden AVERTISSEMENT Les avertissements pr sentent des consignes que vous devez respecter pour garantir votre s curit personnelle Vous devez respecter attentivement toutes les consignes Nous vous demandons de lire attentivement les consignes suivantes de s curit avant d installer ou de retirer l appareil AVERTISSEMENT L Access Point fournit et utilise de l nergie radio lectrique radio fr quence rf L utilisation de l nergie radio lectrique est interdite dans certains environnements L utilisateur devra se renseigner sur l autorisation de cette nergie dans la zone pr vue AVERTISSEMENT Faites tr s attention lors de l installation et de la d pose du groupe AVERTISSEMENT Seulement entasser le moyer avec les autres moyeux OfficeConnects AVERTISSEMENT Pour garantir le respect des normes internationales de s curit utilisez uniquement l adaptateur lectrique remis avec cet appareil AVERTISSEMENT La prise secteur doit se trouver proximit de l appareil et son acc s doit tre facile Vous ne pouvez mettre l appareil hors circuit qu en d branchant son cordon lectrique au niveau de cette prise 68
47. ion reception User FCC Declaration of which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures m Reorient the receiving antenna m Relocate the equipment with respect to the receiver m Move the equipment away from the receiver m Plug the equipment into a different outlet so that equipment and receiver are on different branch circuits Consult the dealer or an experienced radio television technician for help The user may find the following booklet prepared by the Federal Communications Commission helptul How to Identify and Resolve Radio TV Interference Problems This booklet is available from the U S Government Printing Office Washington DC 20402 Stock No 004 000 00345 4 In order to meet FCC emissions limits this equipment must be used only with cables which comply with IEEE 802 3 We declare under our sole responsibility that the Conformity Model Description 3CRWE454A72 Wireless 11a b g Access Point to which this declaration relates is in conformity with the following standards or other normative documents m ANSI C63 4 1992 Methods of Measurement m Federal Communications Commission 47 CFR Part 15 subpart B 15 107 a Class B Conducted Limits 15 109 a Class B Radiated Emissions Limits a m 15 107 e Class B Conducted Limits 15 109 g Class B Radiated Emissions Limits CE Statement Europ
48. ireless environment the OfficeConnect can also act as an wireless access point These parameters are used for the mobile stations to connect to this access point 3com SVB EME Channel 36 x NEXT 2 Internet 26 CHAPTER 3 RUNNING THE SETUP WIZARD 1 Select channels for the Access Point to use or Auto if you want the Access VY YT VV Point to choose an unused channel on start up Enter a Service Area Name SSID The Service Area Name default for 3Com products is 3Com Up to 32 case sensitive characters can be entered for the Service Area Name 3Com strongly recommends that you change the SS D to something other than the default For information on improving your Wireless network security see Wireless Settings on page 33 If you are configuring the Access Point from a wireless computer any changes you make to the wireless configuration will result in communication between the Access Point and your computer being lost This is why 3Com strongly recommends that you configure the Access Point from a wired computer It is very important that you set up your wireless clients to use the same Service Area Name or SSID as the one you use on this screen If your clients use a different Service Area Name then they will not be able to communicate with the Access Point The choice of channel is less important as Clients will generally search all of the available channels You should however make a note of the chann
49. is used as permitted hereunder Otherwise the Software and Documentation may be copied only as essential for backup or archive purposes in support of your use of the Software as permitted hereunder Each copy of the Software and Documentation must contain 3Com s and its licensors proprietary rights and copyright notices in the same form as on the original You agree not to remove or deface any portion of any legend provided on any licensed program or documentation delivered to you under this Agreement ASSIGNMENT NO REVERSE ENGINEERING You may transfer the Software Documentation and the licenses granted herein to another party in the same country in which you obtained the Software and Documentation if the other party agrees in writing to accept and be bound by the terms and conditions of this Agreement If you transfer the Software and Documentation you must at the same time either transfer all copies of the Software and Documentation to the party or you must destroy any copies not transferred Except as set forth above you may not assign or transfer your rights under this Agreement Modification reverse engineering reverse compiling or disassembly of the Software is expressly prohibited However if you are a European Union EU resident information necessary to achieve interoperability of the Software with other programs within the meaning of the EU Directive on the Legal Protection of Computer Programs is available to you from 3Com upon writt
50. k If the Access Point does not resume normal operation following the upload it may be faulty Contact your supplier for advice How do I reset the Access Point to Factory Defaults See Forgotten Password and Reset to Factory Defaults on page 50 How many wireless clients does the Access Point support A maximum of 128 wireless clients are supported There is a single LAN ports on the Access Point How are additional computers connected You can expand the number of connections available on your LAN by using hubs switches and wireless access points connected to the Access Point 3Com wireless access points and OfficeConnect hubs and switches provide a simple reliable means of expanding your network contact your supplier for more information or visit http www 3com com 54 CHAPTER 5 TROUBLESHOOTING Where can download software upgrades for the Access Point Upgrades to the Access Point software are posted on the 3Com support web site accessible by visiting http www 3com com What other online resources are there The 3Com Knowledgebase at http knowledgebase 3com com is a database of technical information covering all 3Com products It is updated daily with information from 3Com technical support services and it is available 24 hours a day 7 days a week A Running the Discovery Application Windows Installation 95 98 2000 Me NT XP 1 gt USING DISCOVERY 3Com provides a user fri
51. k PC 1 192 168 100 8 255 255 255 0 PC 2 192 168 100 33 255 2552550 PC 3 192 168 100 188 255 255 255 0 Access Point 192 168 100 72 255 255 255 0 Type Two In larger networks where there are more devices the IP address of 192 168 100 8 is again split into two parts but is structured differently Part one 192 168 identifies the network on which the device resides m Part two 100 8 identifies the device within the network How does a Device How does a Device Obtain an IP Address and Subnet Mask 59 This type of IP Address operates on a subnet mask of 255 255 0 0 See Table 4 for an example about how a network only four computers represented and a Access Point might be configured Table 4 P Addressing and Subnet Masking Device IP Address Subnet Mask PC 1 192 168 100 8 255 255 0 0 PC 2 192 168 201 30 255 255 0 0 PC 3 192 168 113 155 255 255 0 0 PC 4 192 168 002 230 255 255 0 0 Access Point 192 168 002 72 255 255 0 0 There are three different ways to obtain an IP address and the subnet Obtain an IP Address and Subnet Mask DHCP Addressing Static Addressing Auto IP Addressing mask These are m Dynamic Host Configuration Protocol DHCP Addressing m Static Addressing m Automatic Addressing Auto IP Addressing The Acces Point can obtain an address from a DHCP server on the current network You must enter an IP Address and the subnet mask manually on every device Using a static IP
52. ll warranties and limitations of liability applicable to the Software are as stated on the Limited Warranty Card or in the product manual whether in paper or electronic form accompanying the Software Such warranties and limitations of liability are incorporated herein in their entirety by this reference GOVERNING LAW This Agreement shall be governed by the laws of the State of California U S A excluding its conflicts of laws principles and excluding the United Nations Convention on Contracts for the International Sale of Goods SEVERABILITY In the event any provision of this Agreement is found to be invalid illegal or unenforceable the validity legality and enforceability of any of the remaining provisions shall not in any way be affected or impaired and a valid legal and enforceable provision of similar intent and economic impact shall be substituted therefor ENTIRE AGREEMENT This Agreement sets forth the entire understanding and agreement between you and 3Com and supersedes all prior agreements whether written or oral with respect to the Software and Documentation and may be amended only in a writing signed by both parties Should you have any questions concerning this Agreement or if you desire to contact 3Com for any reason please contact the 3Com subsidiary serving your country or write 3Com Corporation 5500 Great America Parkway P O Box 58145 Santa Clara CA 95052 8145 408 326 5000 802 11a 802 11b 802 11g 10BAS
53. lly dynamic IP or you can manually configure the IP address static IP 3Com recommends that you manually assign your Access Point a static IP address Figure 15 Unit Configuration Screen http 192 168 1 184 index stm Microsoft Internet File Edit View Favorites Tools Help Back O A A Asearch Favorites BPmedia J B aA oo Google zl B Search Web te RE Hioptions rosi Po nt smu Dynamic Fixed LOG OUT ET Miet Dynamic IP Address Select Dynamic IP Address automatically allocated and the screen shown in Figure 15 is displayed Check all your settings and click Apply If the Access Point is set to obtain an IP address automatically and is unable to contact a DHCP server then it will allocate itself an address in the 169 254 xxx xxx range Wireless Settings 33 Manually setting the IP address gt 3Com recommends that you assign your Access Point a static IP address 1 Select LAN and then select Static IP Address to be specified manually The screen shown in Figure 16 Is displayed Figure 16 Unit Configuration Screen For Static IP Address p http 192 168 1 184 index stm Microsoft Internet Explorer File Edit View Favorites Tools Help HBk OA E http fl i ArFTOCC PO nt SETUP WIZARD STATUS LAN WIRELESS TOOLS PEST C Dynamic Fixed IP Address 2 fiss A fi IP Subnet Mask 255 255 Jess fo Default Gateway figz fies Ai 254
54. mission rate 54Mbps automatic fallback to 48 36 24 18 12 or 6 Mbps Maximum channels 14 Range up to 304 8m 1000ft Frequency US Canada Europe 2 400 2 4835 GHz Sensitivity 6 12 18 24 36 48 Mbps 85 dBm 62 APPENDIX C TECHNICAL SPECIFICATIONS Standards 54 Mbps 66 dBm typical Modulation CCK BPSK QPSK OFDM Encryption 40 64 bit WEP 128 bit WEP 256 bit WPA Maximum clients 128 O P Power 18dBm Standard IEEE 802 11b Direct Sequence Spread Spectrum DSSS Transmission rate 11bps automatic fallback to 5 5 2 or 1 Mbps Maximum channels 14 Range up to 304 8m 1000ft Frequency US Canada Europe 2 400 2 4835 GHz Sensitivity 1 2 5 5 Mbps 85 dBm 11 Mbps 82 dBm typical Modulation CCK BPSK QPSK Encryption 40 64 bit WEP 128 bit WEP 256 bit WPA Maximum clients 128 O P Power 18dBm Operating Temperature O C to 40 C 32 F to 105 F Power 7VA 23 9 BThU hr Humidity 0 to 90 non condensing humidity Dimensions a Width 220 mm 8 7 in a Depth 135 mm 5 3 in m Height 24 mm 1 in Weight Approximately 500 g 1 1 Ibs Functional ISO 8802 3 IEEE 802 3 IEEE 802 11b 802 119 802 11a Wi Fi Safety UL60950 CSA 22 2 60950 System Requirements Ethernet Performance Wireless Performance EMC Radio 63 IEC 60950 EN 60950 EN 55022 Class B EN 55024 CISPR 22 FCC Part 15 Class B ICES 003 Class B CNS 13438 Class A ETSIEN 301 489 17 CFR 4
55. moisture cannot enter the case of the unit Air flow around the unit and through the vents in the side of the case is not restricted 3Com recommends you provide a minimum of 25 mm 1 in clearance Use the four self adhesive rubber feet to prevent your Access Point from moving around on your desk or when stacking with other flat top OfficeConnect units Only stick the feet to the marked areas at each corner of the underside of your Access Point There are two slots on the underside of the Access Point that can be used for wall mounting When wall mounting the unit ensure that it is within reach of the power outlet You will need two suitable screws to wall mount the unit To do this Ensure that the wall you use is smooth flat dry and sturdy and make two screw holes which are 150 mm 5 9 in apart Fix the screws into the wall leaving their heads 3 mm 0 12 in clear of the wall surface Remove any connections to the unit and locate it over the screw heads When in line gently push the unit on to the wall and move it downwards to secure CAUTION Only wall mount single units do not wall mount stacked units Powering Up the Access Point Connecting the Access Point Powering Up the Access Point 19 To power up the Access Point Plug the power adapter into the power adapter socket located on the back panel of the Access Point Plug the power adapter into a standard electrical wall socket The first step for
56. name is requested as in typing 3com com into your Internet browser the user is sent to the proper IP address The DNS server address used by the computers on your home network is the location of the DNS server your ISP has assigned A method for providing a level of security to wireless data transmissions The OfficeConnect Wireless 11g Access Point uses two types of encryption WPA and WEP WPA is a more powerful level of encryption than WEP Extended Service Set Identifier The ESSID is a unique identifier for your wireless network You must have the same ESSID entered into the Access Point and each of it s wireless clients A LAN specification developed jointly by Xerox Intel and Digital Equipment Corporation Ethernet networks use CSMA CD to transmit packets at a rate of 10 Mbps over a variety of cables See MAC adaress An Ethernet system that is designed to operate at 100 Mbps Electronic protection that prevents anyone outside of your network from seeing your files or damaging your computers A system that allows packets to be transmitted and received at the same time and in effect doubles the potential throughput of a link A system that allows packets to transmitted and received but not at the same time Contrast with Tull duplex 74 GLOSSARY Hub IEEE IETF Infra structure mode IP Address ISP LAN A device that regenerates LAN traffic so that the transmission distance of that signal can be exte
57. nate for the LAN port check that you do not have a faulty cable Try a different cable Check also that the Uplink Normal switch on the hub or switch is in the correct position If you have connected your Access Point admin computer and switch together but cannot browse to the Access Point configuration screens check the following Confirm that the physical connection between your computer and the Access Point is OK and that the link status LEDs on the Access Point and NIC are illuminated and indicating the same speed 10Mbps or 100Mbps Some NICs do not have status LEDs in which case a diagnostic program may be available that can give you this information Ensure that your computer is configured correctly Make sure that the computer can communicate with other devices on the network Ensure that the NIC is configured for autonegotiation Ensure that you do not have a Web proxy enabled on your computer Go to the Control Panel and click on Internet Options Select the Connections tab and click on the LAN Settings button at the bottom Make sure that the Use Proxy Server option is unchecked 50 CHAPTER 5 TROUBLESHOOTING Forgotten Password and Reset to Factory Defaults Wireless Networking IN m When entering the address of the Access Point into your web browser ensure that you use the full URL including the http prefix e g http 192 168 1 1 m f you cannot browse to the Access Point re run the DISCOVERY sof
58. nded Hubs are similar to repeaters in that they connect LANs of the same type however they connect more LANs than a repeater and are generally more sophisticated Institute of Electrical and Electronics Engineers This American organization was founded in 1963 and sets standards for computers and communications Internet Engineering Task Force An organization responsible for providing engineering solutions for TCP IP networks In the network management area this group is responsible for the development of the SNMP protocol Infra Structure mode is the 802 11g configuration supported by the Access Point You will need to ensure all of your clients are set up to use infra structure mode in order for them to communicate with the Access Point see also Ad Hoc mode Internet Protocol IP is a layer 3 network protocol that is the standard for sending data through a network IP is part of the TCP IP set of protocols that describe the routing of packets to addressed devices An IP address consists of 32 bits divided into two or three fields anetwork number and a host number or a network number a subnet number and a host number Internet Protocol Address A unique Identifier for a device attached to a network using TCP IP The address is written as four octets separated with periods full stops and is made up of a network section an optional subnet section and a host section Internet Service Provider An ISP is a business that provides
59. nected to the Access Point Refer to Chapter 2 for details on how to do this Insert the Access Point CD ROM in the CD ROM drive on your computer A menu will appear select Discovery Discovery will find the Access Point even if it is unconfigured or misconfigured 22 CHAPTER 3 RUNNING THE SETUP WIZARD Figure 5 Discovery Welcome Screen 3Com OfficeConnect Discovery 5 0 x Welcome This application will help you to find and configure your OfficeConnect product Please select the network interface that your product is connected to 3Com EtherLink PCI IP address of adapter 161 717 121 154 Cancel 3 When the Welcome screen is displayed select the NIC from which the Access Point will be discovered Then click on Next and wait until the application discovers the Access Points connected to your LAN Figure 6 Discovered Access Point Screen 3Com OfficeConnect Discovery 5 0 Discovered Devices Please choose a Device to configure Product Code Product Name IP Address Serial Number 3CRWE454A72 Wireless 11a b g Access Point 192 168 3 1 lt Back Cancel 4 Figure 6 shows an example Discovered Devices screen Highlight the Wireless 11a b g Access Point by clicking on it and press Next If the discovery application finds multiple Access Points compare the serial number on the Discovered Devices Screen with the serial number on the base of your Access Point Accessing the Wizard
60. nt messages to the Ethernet LAN Ad Hoc mode is a configuration supported by most wireless clients It is used to connect a peer to peer network together without the use of an 72 GLOSSARY Auto negotiation Bandwidth Category 3 Cables Category 5 Cables Channel Client DHCP access point It offers lower performance than infra structure mode used by the Access Point see also Infra structure mode Some devices in the OfficeConnect range support auto negotiation Auto negotiation is where two devices sharing a link automatically configure to use the best common speed The order of preference best first is T1OOBASE TX full duplex 100BASE TX half duplex 10BASE T full duplex and 10BASE T half duplex Auto negotiation is defined in the IEEE 802 3 standard for Ethernet and is an operation that takes place in a few milliseconds The information capacity measured in bits per second that a channel can transmit The bandwidth of Ethernet is 10 Mbps the bandwidth of Fast Ethernet is 100 Mbps The bandwidth for 802 11b wireless is 11 Mbps The bandwidth for 802 11g is 54 Mbps One of five grades of Twisted Pair TP cabling defined by the EIA TIA 586 standard Category 3 Is voice grade cable and can only be used in Ethernet networks 10BASE T to transmit data at speeds of up to 10 Mbps One of five grades of Twisted Pair TP cabling defined by the EIA TIA 586 standard Category 5 can be used in Ethernet 10BASE T and
61. od for converting plain text into hex keys The text is much easier to remember than hex keys but it relies on your wireless adapters also supporting this feature Different manufacturers have developed different ways of converting plain text and so interoperability is not guaranteed If you are experiencing difficulty the Manual Hex Key method is supported by most vendors There are two methods available to generate the encryption keys Access Control Wireless Settings 39 m Manual Key Entry This method allows you to manually enter hex keys Virtually all manufacturers support this scheme Hexadecimal numbers are formed from 0 9 and A F Enter 10 or 26 digits depending on whether you are using 64 Or 128 bit WEP respectively m Passphrase This is another common method In 64 bit WEP the passphrase will generate 4 different keys However in 128 bit WEP this method only generates 1 key which is replicated for all 4 keys The passphrase can be up to 31 characters long and may contain any alohanumeric characters If passphrase encryption is to used then tick the passphrase box If Manual HEX is to be used leave this box unticked If you encounter any difficulty when you enable WEP ensure that you check that each key on your wireless computer Is exactly the same as each key on your Access Point In other words Key number 1 on the Wireless computer must have the same Hex number as Key number 1 on the Access Point Key 2 on the Wireless
62. of the following conditions m The Access Point has just been started up and is running a self test routine or m The administrator has invoked the Reset to Factory Defaults command or m Ihe system software is in the process of being upgraded Front Panel 15 In each of these cases wait until the Access Point has completed the current operation and the alert LED is Off Flashing slowly The Access Point has completed the Reset to Factory Defaults process and is waiting for you to release the reset button The Access Point will then enter the start up sequence and resume normal operation If you have used the reset button to reset the unit to Factory Defaults follow steps 5 to 6 in Forgotten Password and Reset to Factory Defaults on page 50 Continuously on A fault has been detected with your Access Point during the start up process Refer to Chapter 5 Troubleshooting Power LED Green Indicates that the Access Point is powered on Wireless LAN WLAN Status LEDs Yellow There are two LEDs one for 11a and one for 11g If an LED is flashing it indicates that wireless networking is enabled The LED is flashing shows that data is being transmitted or received If the LED is off the Wireless LAN has been disabled in the Access Point or there is a problem Refer to Chapter 5 Troubleshooting LAN Status LED Green 100Mbps link yellow 10Mbps link If the LED is on the link between the port and the
63. om has changed all this bringing networks to the small office The products within the OfficeConnect range give you the small office user the same power flexibility and protection that has been available only to large corporations Now you can harness the benefits of wireless networking 12 CHAPTER 1 INTRODUCING THE ACCESS POINT OfficeConnect The OfficeConnect Wireless 11a b g Access Point is designed to provide a Wireless 11g Access cost effective means of connecting wired and wireless networks Point A single Access Point makes the Internet e mail and network resources such as printers available to dozens of wireless clients Because the Access Point is a WI FI certified device you can be sure it will work reliably with certified equipment from other manufacturers Figure 1 Example Network Computer l Power Adapter Hub Switch 3Com Wireless 11a b g Access Point Wireless User N u Wireless User Access Point Advantages Package Contents Access Point Advantages 13 The advantages of the Access Point include Cross platform operation for compatibility with Windows Unix and Macintosh computers Easy to use Web based setup and configuration Shared network resources between both wired and wireless computers Networking for 11a 11b and 11g wireless clients Support for Wireless Equivalent Privacy WEP and Wi Fi Protected Access WPA encryption methods The Access Point kit in
64. owse to the Access Point by entering the URL in the location bar of your browser The URL ishttp lt IP Address of the Access Point for example http 192 168 1 1 When you have browsed to the Access Point log in using your system password default admin At the left side of all screens is a main menu as shown in Figure 13 on page 30 When you click on a topic from the main menu that page will appear in the main part of the screen If there are more option for the menu selection then these will appear under the original menu option as Wizard Allows a quick configuration of the basic functions of the Access Point m Status displays the firmware version of the Access Point current IP address lists showing connected wireless clients and log file entries a LAN allows you to configure IP address subnet mask and default gateway information a Wireless enables disables access from wireless computers and provides facilities for improving the security of the wireless network a Tools allows the administrator to perform maintenance activities on the Access Point Getting Help On every screen a Help button is available which provides access to the context sensitive online help system Click Help for further assistance and guidance relating to the current screen 30 CHAPTER 4 ACCESS POINT CONFIGURATION Status Page Figure 13 Access Point Status Screen dex stm Microsoft Internet Explorer CAN 3com SETUP
65. pply power If the Alert LED comes on continuously again then a fault has been detected Locate the copy of the Access Point software on the 3Com web site http www 3com com and upload it to the Access Point to see If this clears the fault refer to Recovering from Corrupted Software below If this does not fix the problem contact your supplier for further advice If the Alert LED remains permanently on following power up it is possible that the system software has become corrupted In this condition the Access Point will enter a recovery state Follow the instructions below to upload a new copy of the system software to a Access Point unit in this state Frequently Asked Questions Frequently Asked Questions 53 Ensure that one of your computers has a copy of the new software image file stored on its hard disk or available on CD ROM The latest software is available on 3Com s Web site at wWww 3com com Remove power from the Access Point and connect the admin computer to the LAN port 2 Run the Discovery application included on the product CD 3 This will connect you to the Microcode Recovery utility in the Access Point Follow the on screen instructions Enter the path and filename of the software image file When the upload has completed the Access Point will restart run the self test and if successful resume normal operation The Alert LED will go out Reconnect your Access Point to your networ
66. reens 49 Forgotten Password and Reset to Factory Defaults 50 Wireless Networking 50 AlertLED 52 Recovering from Corrupted Software 52 Frequently Asked Questions 53 USING DISCOVERY Running the Discovery Application 55 Windows Installation 95 98 2000 Me NT XP 55 IP ADDRESSING The Internet Protocol Suite 57 Managing the Access Point over the Network 57 C IP Addresses and Subnet Masks 57 How does a Device Obtain an IP Address and Subnet Mask 59 DHCP Addressing 59 Static Addressing 59 Auto IP Addressing 59 TECHNICAL SPECIFICATIONS Standards 62 SAFETY INFORMATION END USER SOFTWARE LICENSE AGREEMENT GLOSSARY INDEX REGULATORY NOTICES FOR THE WIRELESS 11G ACCESS POINT Naming Convention ABOUT THIS GUIDE This guide describes how to install and configure the OfficeConnect Wireless 11a b g Access Point 3CRWE454A72 This guide is intended for use by those responsible for installing and setting up network equipment consequently it assumes a basic working knowledge of LANs Local Area Networks If a release note is shipped with the OfficeConnect Wireless 11a b g Access Point and contains information that differs from the information in this guide follow the information in the release note Most user guides and release notes are available in Adobe Acrobat Reader Portable Document Format PDF on the 3Com World Wide Web site http www 3com com Throughout this guide the OfficeConnect Wireless 11a b g
67. rmat timing sequencing and error control A standard connector used to connect Ethernet networks The RJ stands for registered jack A computer in a network that is shared by multiple end stations Servers provide end stations with access to shared network services such as computer files and printer queues Service Set Identifier Some vendors of wireless products use SSID interchangeably with ESSID An extension of the IP addressing scheme that allows a site to use a single IP network address for multiple physical networks A subnet mask which may be a part of the TCP IP information provided by your ISP is a set of four numbers configured like an IP address It is used to create IP address numbers used only within a particular network as opposed to valid IP address numbers recognized by the Internet which must assigned by InterNIC 76 GLOSSARY Subnets Switch TCP IP Traffic WECA WEP Wi Fi Wireless Client Wireless LAN Service Area A network that is a component of a larger network A device that interconnects several LANs to form a single logical LAN that comprises of several LAN segments Switches are similar to bridges in that they connect LANs of a different type however they connect more LANs than a bridge and are generally more sophisticated Transmission Control Protocol Internet Protocol This is the name for two of the most well known protocols developed for the interconnection of net
68. rts this feature or manually set the channel on your wireless computer to correspond to the Access Point channel number Please refer to your Wireless computer adapter documentation and vendor to do this Speed of connection The 802 11a b g standards will automatically choose the best speed depending on the quality of your connection As the signal quality weakens then the speed falls back to a lower speed In general the closer you are to the Access Point the better the speed If you are not achieving the speed you had anticipated then try moving the antenna on the Access Point or moving the Wireless computer closer to the Access Point In an ideal network the Access Point should be located in the centre of the network with Wireless computers distributed around it Applications are generally available with the computer wireless card to carry out a site survey Use this application to find the optimal siting for your wireless computer Consult your Wireless Card documentation and vendor for more details The Alert LED will flash when the Access Point unit is first powered up while the system software checks the hardware for proper operation Once the Access Point has started normal operation the Alert LED will go out If the Alert LED does not go out following start up but illuminates continuously this indicates that the software has detected a possible fault with the hardware Remove power from the Access Point wait 10 seconds and then re a
69. to see the connection status for OfficeConnect s WLAN LAN interfaces firmware and hardware version numbers any illegal attempts LAN to access your network a5 well as information on all wireless clients currently connected to your network WIRELESS TOOLS IP Address 192 168 1 184 Subnet Mask 255 255 255 0 Loc oui Wireless Enabled Runtime Code Version v0 31 Nov 4 2003 23 02 41 Boot Code Version v2 21 LAN MAC Address 00 70 46 00 00 01 11a WLAN MAC Address 00 70 46 00 00 02 11b g WLAN MAC Address 00 70 46 00 00 03 Hardware Version 01 Serial Num 4000000001 Wireless Station List Security Log 01 01 2002 00 03 3 01 01 2002 00 00 11 DHCP Client Receive Ack fr 01 01 2002 00 00 10 DHCP Client Send Request R 01 01 2002 00 00 10 DHCP Client Receive Offer 01 01 2002 00 00 10 DHCP Client Send Discover 01 01 2002 00 00 00 DHCP Client Send Discover 7 192 168 1 49 login success Done D Internet Figure 11 Setup Wizard http 192 168 1 184 index stm Microsoft Internet Explorer i x File Edit View Favorites Tools Help e Back gt A A Asearch Favorites meda II aA E Address http 192 168 1 184 index stm es Google v amp search web go Pagerank feloptions OfficeConnect Wireless 11a b g Access Point gt SETUP WIZARD STATUS LAN WIRELESS TOOLS Channel and SSID This page allows you to define SSID and Channel ID for 802 11a b g wireless connection In the w
70. tore Configuration Data If you want to reinstate the configuration settings previously saved to a file Select Restore from Store Configuration File Reset to Factory Default If you want to reset the settings on your Access Point to those that were loaded at the factory select Restore OfficeConnect to Factory Defaults You will lose all your configuration changes The Access Point reverts to a DHCP client and will therefore restart requiring a new IP address To communicate with the Access Point you may need to rerun the DISCOVERY software to find out the IP address of the Access Point See Appendix A for more information You may need to reconfigure and 46 CHAPTER 4 ACCESS POINT CONFIGURATION Firmware Upgrade restart your computer to re establish communication with the Access Point Figure 27 Firmware Upgrade Screen 3 http 192 168 1 184 index stm Microsoft Internet Explorer File Edit View Favorites Tools Help Back OE A Aseh iravortes reda G B 5 A x stm Ei LOG OUT Evo UT tem The Upgrade facility allows you to install on the Access Point any new releases of system software that 3Com may make available To install new software you first need to download the software from the 3Com support web site to a folder on your computer Once you have done this select Browse to tell your web browser where this file is on your computer and then click Apply The file will be copied to the Access Point and
71. tware described in Appendix A to discover the Access Point and the IP address it has been allocated from the DHCP server If there is no DHCP server on your network the DISCOVERY software changes the IP address of the Access Point so that it is in the same subnet as your admin computer If you can browse to the Access Point configuration screen but cannot log on because you do not know or have forgotten the password follow the steps below to reset the Access Point to it s factory default configuration CAUTION All your configuration changes will be lost and you will need to run the configuration wizard again before you can re establish your wireless network All other computer users will lose their network connections whilst this process Is taking place so choose a time when this would be convenient Remove power from the Access Point Hold down the Reset button on the rear of the unit and re apply power to the Access Point The Alert LED will flash as the Access Point starts up and after approximately 30 seconds will start to flash more slowly typically 2 seconds on 2 seconds off Once the Alert LED has started to flash slowly Keep Reset button held down and remove power from the Access Point Release the Reset button 4 Re apply power to the Access Point and when the start up sequence has completed browse to the IP address of the Access Point and run the configuration wizard You may need to restart your computer before you
72. works Originally a UNIX standard TCP IP is now supported on almost all platforms and is the protocol of the Internet TCP relates to the content of the data travelling through a network ensuring that the information sent arrives in one piece when it reaches Its destination IP relates to the address of the end station to which data is being sent as well as the address of the destination network The movement of data packets on a network Wireless Ethernet Compatibility Alliance An industry group formed to certify cross vendor interoperability and compatibility of 802 11b and 802 11g wireless networking products and to promote the standard for enterprise small business and home environments see also 802 11b 802 119 Wi Fi Wired Equivalent Privacy A shared key encryption mechanism for wireless networking Encryption strength is 40 64 bit or 128 bit Wireless Fidelity This is the certification granted by WECA to products that meet their interoperability criteria see also 802 11b 802 119 WECA The term used to describe a desktop or mobile PC that is wirelessly connected to your wireless network Another term for ESSID Extended Service Set Identifier Wizard WLAN WPA GLOSSARY 77 A Windows application that automates a procedure such as Installation or configuration Wireless Local Area Network A WLAN is a group of computers and devices connected together by wireless in a relatively small area such as a hous

OfficeConnect® Wireless 11a/b/g Access Point User Guide

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OfficeConnect® Wireless 11a/b/g Access Point User Guide