Madge Networks 802.11b manuale d’uso

W ireless LAN Security Smart Wireless Access Point 802.11b (95-10) User Guide 100-408-01 Copyright © 2002 Madge Networks. All ri ghts reserved. 20 Jul 2002[...]

Federal Communication Commission Interferen ce Statement This equipment has been tested and found to comply w ith the lim its for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are desi gned to provide reasonable pr otection against harmful interference in a residentia l installation. This equipment generates, uses and[...]

R&TTE Compliance Statement This equipment complies with all the require m ents of DIRECTIVE 1999/5/CE OF THE EUROPEAN PARLIAMENT AND THE COUNCIL OF 9 March 1999 on radio equipment and telecommunication terminal equipment and the m utual rec ognition of their conformity (R&TTE). The R&TTE Directive repeals and replaces in the di rective [...]

Contents 1 Introduction................................................................................................................. ........................... 1 1.1 Overview ................................................................................................................... ..................... 1 1.2 Features .................[...]

1 Introduction 1.1 Overview The Madge advanced Smart W ireless Access Po int (advanced AP) enables IEEE 802.11b client computers to access the resources on an Ethernet network. Because it supports IEEE 802.1x and RADIUS (Remote Authentication Dial-In User Service) for user-based authen tication and dynamic encryption key distribution, it is suitabl[...]

Hardware Watchdog Timer. If the AP fir m ware enters an invalid state, the hardware watchdog timer will detect this situation and res tart the advanced AP. According ly, the advanced AP can recover from certain error situations.  2 First-Time Installation and Configuration 2.1 Powering up the AP To power the AP with the supplied power adapter: 1[...]

2.3 Preparing for Configuration For the user (or administrator) to configure an ad vanced AP, a managing computer with a Web browser is needed. For first-time configuration of an advanced AP, an Ethernet netw ork interface card (NIC) should have been installed in the mana ging computer. For maintenance-conf iguration of a deployed advanced AP, eith[...]

2.4 Configuring the Advanced AP After the IP addressing issue is resolved, launch a Web browser on the managing computer. Then, go to “ http://192.168.0.1 ” to access the Web-based Network Manager start page. TIP: For maintenance configuration of an advanced AP, the advanced AP can be reached by its host name using a Web browser. For example, i[...]

Fig. 4. The Start page. 2.4.2 Step 1: Configure TCP/IP Settings Fig. 5. TCP/IP settings. Go to the TCP/IP, Addressing section to configure IP address settings. The IP address can be manually set or automatically assigned by a DHCP server on the LAN. If you are manually setting the IP Address , Subnet Mask , and Default Gateway settings, set them ap[...]

2.4.3 Step 2: Configure IEEE 802.11 Settings Fig. 6. IEEE 802.11b communication settings. Go to the IEEE 802.11, Communication section to configure IEEE 802.11b-related communication settings, including Regulatory Domain , Channel Number , and Network Name (SSID) . The number of available RF channe ls depends on local regulations; therefore you hav[...]

On the start page, you can review all the settings you have made . Changes are high lighted in red . If they are OK, click Restart to restart the advanced AP for the new settings to take effect. NOTE: About 7 seconds are needed for the advanced AP to complete its restart process. 2.5 Deploying the Advanced AP After the settings have been configured[...]

1. Launch the configuration/monitoring utility prov ided by the vendor of the installed WLAN NIC. 2. Check if the client computer is associated to an access point, and the access point is the advanced AP. If the check fails, see Appendix B-1, “Wirel ess Settings Problems” for troubleshooting. 2.7.2 Checking if the TCP/IP-Related Settings Work T[...]

3 Using the Web-Based Network Manager This section explains each management pa ge of the Web-based Network Manager. 3.1 Overview Fig. 8. The Start page. The left side of the start page contains a menu for the user to carry out commands. Here is a brief description of the hyperlinks in the menu:           Home. For goin[...]

  Advanced. Advanced settings of the advanced AP. Management. UPnP and SNMP settings. Fig. 9. Save, Save & Restart, and Cancel. At the bottom of each page, there are up to three buttons— S ave , Save & Restart , and Cancel . Clicking Save stores the settings changes to the memory of the advanced AP and brings the user back to the st[...]

3.2 General Operations 3.2.1 Changing Password Fig. 11. Password. On this page, the user could cha nge the password for the right to modify the configuration of the advanced AP. The new password must be typed twice for confirmation. 3.2.2 Upgrading Firmware Fig. 12. Firmware Upgrade. The advanced AP can be triggered to download updated firmware fro[...]

Fig. 13. TFTP Server. TIP: It's more convenient to use the Firmware Upgr ade Wizard of Wireless Ne twork Manager to upgrade the firmware of an advanced AP. See section 4. NOTE: After the dialog box of the TFTP server program appears, be sure to specify the working folder within which the downloade d firmware files reside. NOTE: The LAN IP addr[...]

The IP address of the AP can be manually set or au tomatically assign ed by a DHC P server on the LAN. If you are manually setting the IP Address , Subnet Mask , and Default Gateway settings, set them appropriately, so that they comply with your LAN environment. In addition, you can specify the Host Name and Domain (DNS suffix) of the AP. 3.4 Confi[...]

802.1x EAP-MD5. The IEEE 802.1x functionality is enabled and the username/password-based EAP-MD5 authentication is used. No data encryption.        802.1x EAP-MD5 + 64-bit WEP. The IEEE 802.1x functionality is enabled and the username/password-based EAP-MD5 authentication is used. Data encryption is achieved by 64-bit WEP. 802.[...]

The IEEE 802.1x functionality of the a dvanced AP is controlled by the security mode (see Section 3.4.2). The advanced AP supports two authentication mechan ism s—EAP-MD5 (Message Digest version 5) and EAP-TLS (Transport Layer Security). If EAP-MD5 is used, the user has to give his or her user name and password for authentication. If EAP-TLS is u[...]

3.5 Configuring Advanced Settings 3.5.1 Management 3.5.1.1 SNMP Fig. 19. SNMP settings. The AP can be managed by SNMP (Simple Network Ma nagem ent Protocol), and the SNMP management functionality can be disabled. The us er can specif y the name (used as a password ) of the read-only and read-write community. In addition, up to 5 SNMP trap targets c[...]

2. If AutoPlay is enabled then the “Accept W arranty Dialog” should appear (if not, it can be run from D:Setup.exe where D: is the drive letter of your CD -ROM). Read the agreement and click Accept if you agree to the terms of the W arrant y. The following dialog will appear: Fig. 21. Setup top-level menu. 3. Click Install utilities and driver[...]

4.2 Using the Wireless Network Manager When the Installer Wizard is com plete the Wireless Network Manager program will b e available in the Programs section of your Windows Start menu. The first time the Wireless Network Manager runs it presents the Wireless Configuration Wiz ard that will help you make the a ppropriate settings for th e various e[...]

Fig. 25. Typical Wireless Network Manager dialog. Use the On-line help to guide you thr ough the features and functions of the Wireless Network Manager . All the features of the Web-based Network Mana ger (see section 3) are available using the Wireless Network Manager , and more. 100-408-01 Copyright © 2002 Madge Networks. All rights reserved. Pa[...]

Appendix A A-1: Default Settings TIP: Press the Default ( SF-Reset , or Soft-Reset ) switch on the housing of a powered-on advanced AP to reset the configuration settings to factory-default values. Setting Name Default Value Global User Name root Password root Host Name “M95-10xxxxxx” where xxxxxx = last 6 hex digits of the AP's MAC addres[...]

Appendix B: Troubleshooting Check the following first:             Make sure that the power of the advanced AP is on and the Ethernet cables are connected firmly to the RJ-45 jacks of the advanced AP. Make sure that the LED ALV of the advanced AP is blinking to indicat e the advanced AP is working. Make sure the [...]

For a wireless client computer to communicate with a correspondent ho st on the Internet by the host’s domain name (e.g. http://www.madge.com ), it first sends a DNS request to a DNS server on the Internet. The DNS request travels first to the advanced AP, the a dvanced AP then relays this r equest to the default gateway of the client computer. F[...]

B-3: Other Problems 100-408-01 Copyright © 2002 Madge Networks. All rights reserved. Page 23   The AP has been set to obtain an IP address au tomatically by DHCP. How can I know its acquired IP address so that I can ma nage it using a W eb browser? Use the utility, Wireless Router/AP Browser ( WLBrw sr.exe ), in the “ APUtilities ” fold[...]