3Com OfficeConnect 3CRWE454G72 User Manual Download Page 1

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http://www.3com.com/

Part No. DUA0045-4AAA01

Rev. 01

Published July 2003

OfficeConnect

Wireless 11g Access Point
User Guide

3CRWE454G72

Summary of Contents for OfficeConnect 3CRWE454G72

Page 1: ...http www 3com com Part No DUA0045 4AAA01 Rev 01 Published July 2003 OfficeConnect Wireless 11g Access Point User Guide 3CRWE454G72...

Page 2: ...on 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 ot...

Page 3: ...oint Advantages 13 Package Contents 13 Minimum System and Component Requirements 14 Front Panel 14 Rear Panel 16 2 HARDWARE INSTALLATION Introduction 17 Safety Information 17 Positioning the Access Po...

Page 4: ...ion 39 Encryption 41 Configuring WPA Encryption 41 Configuring WEP Encryption 42 Connection Control 44 Client List 47 Profile 48 System Tools 50 Restart 50 Configuration 50 Upgrade 51 Status and Logs...

Page 5: ...vering from Corrupted Software 68 Frequently Asked Questions 69 A USING DISCOVERY Running the Discovery Application 71 Windows Installation 95 98 2000 Me NT 71 B IP ADDRESSING The Internet Protocol Su...

Page 6: ...D SAFETY INFORMATION E END USER SOFTWARE LICENSE AGREEMENT GLOSSARY INDEX REGULATORY NOTICES FOR THE WIRELESS 11G ACCESS POINT...

Page 7: ...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...

Page 8: ...aution Information that alerts you to potential loss of data or potential damage to an application system or device Warning Information that alerts you to potential personal injury Table 2 Text Conven...

Page 9: ...rt please refer to the Support and Safety Information sheet Related Documentation In addition to this guide each Access Point document set includes one Installation Guide This guide contains the instr...

Page 10: ...10 ABOUT THIS GUIDE...

Page 11: ...communication but until recently only large businesses could afford the networking advantage The OfficeConnect product range from 3Com has changed all this bringing networks to the small office The pr...

Page 12: ...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...

Page 13: ...wireless clients a Client Bridge providing access to a wireless network for a single client Support for Wireless Equivalent Privacy WEP and Wi Fi Protected Access WPA encryption methods Package Conte...

Page 14: ...rer 5 0 or higher or Mozilla 1 2 1 or higher Front Panel The front panel of the Access Point contains a series of indicator lights LEDs that help describe the state of various networking and connectio...

Page 15: ...ubleshooting 2 Power LED Green Indicates that the Access Point is powered on 3 LAN Status LED Green 100Mbps link yellow 10Mbps link If the LED is on the link between the port and the next piece of net...

Page 16: ...degrees in either direction 6 Power Adapter Socket Only use the power adapter supplied with this Access Point Do not use any other adapter 7 Power Adapter OK LED Green Indicates that the power adapte...

Page 17: ...attentivement la section Consignes importantes de s curit avant de mettre en route Positioning the Access Point You should place the Access Point in a location that allows convenient connection to th...

Page 18: ...cking with other flat top OfficeConnect units Only stick the feet to the marked areas at each corner of the underside of your Access Point Wall Mounting There are two slots on the underside of the Acc...

Page 19: ...ess Point To use your Access Point to connect to the wireless LAN to the wired LAN 1 Insert one end of the supplied Ethernet RJ 45 Category 5 cable into the LAN port on the rear panel of the Access Po...

Page 20: ...20 CHAPTER 2 HARDWARE INSTALLATION...

Page 21: ...ate with the Access Point your wireless NIC should be set as follows Encryption none Service Area Name SSID 3Com The Access Point setup program is Web based which means that it is accessed through you...

Page 22: ...the application discovers the Access Points connected to your LAN Figure 6 Discovered Access Point Screen 4 Figure 6 shows an example Discovered Devices screen Highlight the Wireless 11g Access Point...

Page 23: ...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 an...

Page 24: ...wireless clients See Chapter 4 for configuration information Select Client Bridge Mode if the Access Point is to be used to provide access to a wireless network for a single client See Chapter 5 for...

Page 25: ...r Access Point has not been configured before the Wizard will launch automatically refer to Figure 11 9 Click Next 10 You will be guided step by step through a basic setup procedure Figure 10 Welcome...

Page 26: ...s 3Com recommends entering a new password when setting up the Access Point for the first time The Access Point is shipped from the factory with a default password admin 1 Password is case sensitive 2...

Page 27: ...s and subnet mask of the Access Point It also allows you to change the IP address and subnet mask 3Com recommends that you manually assign your Access Point a static IP address Figure 14 LAN IP Addres...

Page 28: ...rt address of an address pool and an End address The largest available continuous IP pool will be automatically entered if this is not appropriate make your required changes Before enabling the DHCP S...

Page 29: ...age 39 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...

Page 30: ...ecommends that you print this page for your records If you have made changes to the LAN Settings or wireless configuration options you may need to reconfigure the computer you are using in order to ma...

Page 31: ...u At the left side of all screens is a main menu as shown in Figure 18 on page 32 When you click on a topic from the main menu that page will appear in the main part of the screen Welcome displays the...

Page 32: ...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...

Page 33: ...ord Screen Changing the Administration Password You can change the password to prevent unauthorized access to the Administration System To do this 1 Enter the current password in the Old Password fiel...

Page 34: ...zard Screen Click WIZARD to launch the configuration wizard Refer to Chapter 3 for information on how to run the wizard LAN Settings The LAN Settings menu provides the following options Unit Configura...

Page 35: ...a static IP address Select Dynamic IP Address automatically allocated and the screen shown in Figure 22 is displayed Check all your settings and click Apply If the Access Point is set to obtain an IP...

Page 36: ...nter the Access Point IP Address and Subnet Mask in the LAN Settings field The default static IP address of the Access Point is 192 168 1 1 3 If you want to use the Access Point as a DHCP Server click...

Page 37: ...ddress and click Enable against The Access Point acts as a DHCP Server The screen shown in Figure 24 is displayed Figure 24 DHCP Server Configuration Screen 3 Clicking Auto Range automatically selects...

Page 38: ...twork card Client Type Whether the client is connected to the access point by wired or wireless connection Fix This box is checked if the IP address is fixed to the MAC address of the client s network...

Page 39: ...isabled no wireless PCs can gain access to your Wired or Wireless LAN through this Access Point Channel Selection The Channel Selector allows you to specify which channel the Access Point will transmi...

Page 40: ...ure Mode not Adhoc Mode Have the same Service Area Name as the Access Point Use the same encryption type and keys as the Access Point Ensure that the PC is included in the authorized Wireless PCs list...

Page 41: ...ys 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 enc...

Page 42: ...the key To enter the pre shared key as a pass phrase 1 Select Enabled Pre Shared Passphrase from the WPA Encryption Type drop down box 2 Enter a phrase of between 8 and 63 characters in length in the...

Page 43: ...uaranteed If you are experiencing difficulty the Manual Hex Key method is supported by most vendors There are four methods available to generate the encryption keys Manual Key Entry This method allows...

Page 44: ...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 th...

Page 45: ...nt 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 Select Only Authorised Wireless PCs can connect to th...

Page 46: ...you set up and make a note of all of your wireless PCs on your network first You may also add the entries manually if you know the MAC address To add a MAC address that is not in the list enter the MA...

Page 47: ...Media Access Control MAC address of the client s wireless network card Connection Speed The actual speed of the wireless connection The speed depends on the specification of the wireless network card...

Page 48: ...Access Point This is configured on the Encryption tab under the Wireless Settings option Profile Name This is used to identify the profile once it has been imported into the Wireless Network Adapter...

Page 49: ...rk Adapter s If once the profile is imported the Wireless Network Adapter cannot connect to the Access Point check that the adapter is within range of the Access Point if Connection Control has been e...

Page 50: ...tart the Access Point by selecting Restart the Access Point simulating the effect of power cycling the unit No configuration information will be lost but the log files will be erased Any network users...

Page 51: ...to Factory Default If you want to reset the settings on your Access Point to those that were loaded at the factory click RESET You will lose all your configuration changes The Access Point reverts to...

Page 52: ...rocess 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 t...

Page 53: ...re 37 Status and Logs Screen Selecting Status and Logs from the main menu displays the Status and Logs screens Figure 37 in your Web browser window The Status screen displays a tabular representation...

Page 54: ...including a summary of the configuration Logs Logs will allow you to view the events logged by the Access Point You may be asked to refer to the information on the Status and Logs screens if you cont...

Page 55: ...list of Internet links that provide information and support concerning the Access Point Figure 38 Selecting the Feedback tab from the Support Feedback screen displays the feedback screen allows you t...

Page 56: ...56 CHAPTER 4 ACCESS POINT CONFIGURATION...

Page 57: ...Access Point to its factory default settings you will lose all configuration information 3Com recommends that backup your configuration before changing the mode of the Access Point To switch the Acces...

Page 58: ...ally see the sections in the rest of this chapter Welcome Menu Figure 39 Access Point Welcome Screen The Welcome section allows you to view the Notice board and to change your Password You can also ga...

Page 59: ...s field The default static IP address of the Access Point is 192 168 1 1 You must set a static IP address for your Access Point when in Client Bridge mode Client Bridge mode does not support DHCP The...

Page 60: ...the Access Point The field accepts any alphanumeric string upto a maximum of 32 characters This option allows your network administrator to identify wireless clients In Client Bridge mode Access Poin...

Page 61: ...WPA encryption on your Access Point 1 In the WPA Encryption Type drop down box select one of the Enabled options Select Enabled Manual Pre shared key if you have been supplied a set of hexadecimal dig...

Page 62: ...lphanumeric characters and must be between 6 and 30 characters long A single string will automatically generate 4 unique keys for 64 or 128 bit WEP ASCII This method is supported by some adapter cards...

Page 63: ...rade on page 51 for details of the Upgrade screen Status and Logs Selecting Status and Logs from the main menu displays the Status and Logs screens in your Web browser window The Status and Logs scree...

Page 64: ...4 CHAPTER 5 CLIENT BRIDGE MODE CONFIGURATION Logs screens are the same under Access Point mode and Client Bridge mode See Support and Feedback on page 54 for details of the Support and Feedback screen...

Page 65: ...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 c...

Page 66: ...All other computer users will lose their network connections whilst this process is taking place so choose a time when this would be convenient 1 Remove power from the Access Point 2 Hold down the Re...

Page 67: ...ccess 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 reorienta...

Page 68: ...sult your Wireless Card documentation and vendor for more details Alert LED The Alert LED will flash when the Access Point unit is first powered up while the system software checks the hardware for pr...

Page 69: ...ng URL in the location bar http 192 168 1 1 This will connect you to the Microcode Recovery utility in the Access Point 5 Follow the on screen instructions Enter the path and filename of the software...

Page 70: ...a simple reliable means of expanding your network contact your supplier for more information or visit http www 3com com Where can I download software upgrades for the Access Point Upgrades to the Acce...

Page 71: ...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 Windows Installation 95 98 2000...

Page 72: ...il the application discovers the Access Points connected to your LAN Figure 45 Discovered Access Point Screen 3 Figure 45 shows an example Discovered Devices screen Highlight the Wireless 11g Access P...

Page 73: ...ice over the network the Access Point must be correctly configured with the following IP information An IP address A Subnet Mask IP Addresses and Subnet Masks Each device on your network must have a u...

Page 74: ...92 168 100 identifies the network on which the device resides 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...

Page 75: ...ch gets reallocated once you disconnect from the network DHCP will work on any client Operating System such as Windows 95 Windows 98 or Windows NT 4 0 Also using DHCP means that the same IP address an...

Page 76: ...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 w...

Page 77: ...up to 304 8m 1000ft Frequency US Canada Europe 2 400 2 4835 GHz Sensitivity 6 12 18 24 36 48 Mbps 85 dBm 54 Mbps 66 dBm typical Modulation CCK BPSK QPSK OFDM Encryption 40 64 bit WEP 128 bit WEP WPA M...

Page 78: ...Weight Approximately 500 g 1 1 lbs Standards Functional ISO 8802 3 IEEE 802 3 IEEE 802 11b 802 11g Wi Fi Safety UL60950 CSA 22 2 60950 IEC 60950 EN 60950 EMC EN 55022 Class B EN 55024 CISPR 22 FCC Pa...

Page 79: ...thernet Performance The Access Point complies to the IEEE 802 3i u and x specifications Wireless Performance The Access Point has been designed to conform to the Wi Fi interoperability test standard C...

Page 80: ...80 APPENDIX C TECHNICAL SPECIFICATIONS...

Page 81: ...ING 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 so...

Page 82: ...ch 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...

Page 83: ...ment 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 n...

Page 84: ...sateurs 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 guid...

Page 85: ...NEERING 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...

Page 86: ...cable 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...

Page 87: ...ct 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 poin...

Page 88: ...ard Category 5 can be used in Ethernet 10BASE T and 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 Catego...

Page 89: ...etwork You must have the same ESSID entered into the Access Point and each of it s wireless clients Ethernet A LAN specification developed jointly by Xerox Intel and Digital Equipment Corporation Ethe...

Page 90: ...g of packets to addressed devices An IP address consists of 32 bits divided into two or three fields a network number and a host number or a network number a subnet number and a host number IP Address...

Page 91: ...cation between devices on a network The rules dictate format timing sequencing and error control RJ 45 A standard connector used to connect Ethernet networks The RJ stands for registered jack Server A...

Page 92: ...eing sent as well as the address of the destination network Traffic The movement of data packets on a network WECA Wireless Ethernet Compatibility Alliance An industry group formed to certify cross ve...

Page 93: ...AN is a group of computers and devices connected together by wireless in a relatively small area such as a house or office WPA Wi Fi Protected Access A dynamically changing encryption mechanism for wi...

Page 94: ...94 GLOSSARY...

Page 95: ...assword 66 I Internet addresses 73 IP Address 27 28 34 73 L LAN 26 34 59 LED 14 Login 23 72 Logs 54 M MAC Address deleting 46 modifying 46 N Network addresses 73 Networking wireless 66 NIC wireless 14...

Page 96: ...figuration 34 Upgrade 51 W Wireless authorised PCs 45 channel selection 39 client list 47 configuration 39 60 connection control 44 encryption 41 60 LED 15 networking 66 NIC 14 service area name 40 60...

Page 97: ...erference 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 interfe...

Page 98: ...Federal Communications Commission helpful 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...

Page 99: ...plies 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 CS...

Page 100: ...eless 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 Potential RF Interferenc...

Page 101: ......

Page 102: ...ervices 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...

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