NETGEAR ME103 инструкция обслуживания

August 2003 August 2003 NETGEAR , Inc. 4500 Great Amer ic a Pa rkw ay Santa Clara, CA 95 054 USA Phone 1-888-NETGEAR Reference Manual for the ME103 802.1 1b ProSafe Wireless Access Point[...]

2 August 2003 NETGEAR, INC. www .NETGEAR.com T echnical Support Please register to obtain technical support . Please retain your proof of p urchase and warranty information. T o register your product, g et product support or o btain product information and product documentation, go to http://www .NETGEAR.com . If you do not have access to the W o r[...]

August 2003 3 Federal Communications Commission (FCC) Compliance Notice: Radio Frequency Notice This device complies with part 15 of the FCC Rules. Operation is subject to the following two condi tion s: 1. This device may not cause harmful interference. 2. This device must accept any interference received, including interference that may cause und[...]

August 2003 4 Radio Frequency Interfer ence Requirement s This device is restricted to indoor use due to its ope ration in the 2. 4 GHz frequency range. FCC requires this product to be used indoors in 2.4 GHz th e frequency ra nge to reduce the potential fo r harmful interference to co-channel Mobile Satellite systems. Regulatory Compli ance Inform[...]

August 2003 5 CE Declaration of Conformity For the following eq uip ment: ME103 802.11b ProSafe W ireless Access Point is herewith confirmed to comply with the req uirements set out in the Council Direct ive on th e Approximation of the Laws of the Member States rela ting to Electro magnetic Compatibility (89/336/EEC), Low-voltage Directive (73/23/[...]

August 2003 6[...]

Contents iii August 2003 Content s Chapter 1 About This Manual Audience ............. ................ ................ ................ ................ ................ ................ ......... ... 1-v Scope ................. ............ ................. ............. ............ ................. ............. ................ .... .... 1-v[...]

August 2003 iv Contents How to Log In to the ME103 Using Its Defaul t NetBIOS Name .............. ............ ............ 3-8 How to Log In to the ME103 Using Its Defaul t IP Address ........................... ................ 3-10 Understanding Basic Wireless Se ttings ........ ......................... .......................... ............. [...]

Contents v August 2003 The Wireless LAN activity light does not light up. .. ................ ................. ................ ........ 6-2 The LAN light is not lit. .... ................. ............. ................ ................ ............. ................ ..... 6 -2 I cannot access the Internet or the LAN with a wireless capable compu[...]

August 2003 vi Contents Domain Name Server ...... ............. ................ ............. ................ ................ ............. . B-9 Routing Protocols ............ ............. ................ ............. ............. ................ ............. .... B-9 RIP ......... ................... ................... .................[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point About This Manual 1-v August 2003 Chapter 1 About This Manual Congratulations on your purchase of the ME1 03 802.1 1b ProSafe W ireless Access Point. The ME103 provides connec tion for multiple personal computers to the Internet through an external broadband access de vice (such[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 1-vi About This Manual August 2003 T ypographical Conventions This guide uses the following typographical conventions: S pecial Message Format s This guide uses the following format s to highlight special messages: T able 1. T ypographical convent ions italics Emphasis. bold time[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point About This Manual 1-vii August 2003 How to Use the HTML V e rsion of this Manual The HTML version of this manu al includes these features. Figure 1- 1: HTML versio n of this manual 1. Left pane . Use the left pane to view the Conten ts, Index, Search, and Favorites tabs. T o vie[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 1-viii About This Manual August 2003 How to Print this Manual T o print this manual you man cho ose one of th e following several optio ns, according to your needs. • A “How T o” Sequence of S teps in the H TML V iew . Use the Print button on the upper right of the toolbar [...]

Introduction 2-1 August 2003 Chapter 2 Introduction This chapter introduces the NETGEAR ME103 80 2.1 1b ProSafe W ireless Access Point. Minimal prerequisites for installation are presente d in “System Requirements” on page 2-5 . About the ME103 802.1 1b ProSafe Wireless Access Point The ME103 802.1 1b ProSafe W ireles s Access Point is the basi[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 2-2 Introduction August 2003 Key Features The ME103 Access Point is easy-to-use and pr ovides solid wireless and networking support. Supported S tandards and Conventions The following standards and conventions are supported: • S tandards Compliant . The W ireless Access Point c[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Introduction 2-3 August 2003 • Upgradeable Firmware. Firmware is stored in a flash memo ry an d can be upgraded easily , using only your W eb browser, and can be upgraded remotely . • Access Control. The Access Control MAC address filteri ng feature can ensure that only trus[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 2-4 Introduction August 2003 Autosensing Ethernet Co nn ections with Auto Uplink The ME103 ca n connect to a standard Eth ernet network. The LAN interfa ce is autosensing and capable of full-duplex or half-duplex operation. The wireless access point incorporates Auto Uplink TM te[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Introduction 2-5 August 2003 • At least one computer with the TCP/IP protocol installed • 802.1 1b-compliant devices, such as the NETGEAR MA 401 W ireless Adapter What’ s In the Box? The product package should contain the following it ems: • ME103 802.1 1b ProSafe W irel[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 2-6 Introduction August 2003 ME103 Wireless Access Point Front Panel The ME103 Access Point provide s three status LEDs. Figure 2-1: M E103 front p anel The following table explai ns the L ED indicators: LED DESCRIPTI ON Power Off On Power Indicator No power . If this LED does no[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Introduction 2-7 August 2003 ME103 Wireless Access Point Rear Panel Figure 2-2: ME103 rear p anel Lef t Side Primary and Right Side Secondary Det achable Antenna The ME103 provides two detachable antenna. The one on the left is the primary , and the one on the right is the secon[...]

Basic Installation and Configuration 3-1 August 2003 Chapter 3 Basic Inst allation and Configuration This chapter describes how to set up your ME 103 802.1 1b ProSafe W ireless Access Point for wireless connectivity to your LA N. This basic configuration will enable computers with 802.1 1b or 802.1 1g wireless adapters to do such things as connect [...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Basic Installation and Configura tion 3-2 August 2003 For best results, place your wireless access point: • Near the center of the area in which your PCs will operate. • In an elevated location such as a high shelf where the wirelessly connected PCs have line-of-sight access[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 3-3 Basic Installation and Configuration August 2003 Default Factory Settings When you first rece ive your ME103, the default factory settings will be set as shown belo w . Y ou can restore these defaults with the Factory Default Restore switch on the rear panel — see “ME103 [...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Basic Installation and Configura tion 3-4 August 2003 Underst anding ME103 W ireless Security Options Unlike wired network data, your wireless data transmissions can be rece ived well be yo nd your walls by anyone with a compatib le adapter . For this reason, use the security fe[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 3-5 Basic Installation and Configuration August 2003 Inst alling the ME103 802.1 1b ProSafe Wireless Access Point Before installing the ME103 802.1 1b ProSafe W ire le ss Acc ess Point, you should make sure that your Ethernet network is up and working. Y ou w ill be connecting th[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Basic Installation and Configura tion 3-6 August 2003 2C ONFIGURE LAN AND W IRELESS A CCESS a. Configure the ME103 Ethernet port for LAN access. – Connect to the ME103 b y opening your browser and entering http://192.168.0.224 in the address field. – When prompte d, enter ad[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 3-7 Basic Installation and Configuration August 2003 Figure 3-3: Connecting the Ethe rnet cable to a router , hub, or switch c. Connect an Ethernet cable from your ME103 Access Point to a LAN port ( B ) on your router , switch , or hub. Note: By default, ME103 is set to be a DHCP[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Basic Installation and Configura tion 3-8 August 2003 How to Log In to the ME103 Us ing It s Default NetBIOS Name The ME103 802.1 1b ProSafe W ireless Access Point ca n be configured remotely from Microsoft Internet Explorer browser versio n 5.0 or above, or Netscape Navigator w[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 3-9 Basic Installation and Configuration August 2003 Enter the default user name of admin and the default password of password . Figure 3-6: Login result: ME103 home p age The W eb browser will then display the ME103 home page.[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Basic Installation and Configura tion 3-10 August 2003 How to Log In to the ME103 Using It s Default IP Address 1. 192.168.0.224 is the default IP address o f your access point. However , the ME103 is also set, by default, to be a DHCP client. So, if the ME10 3 has not yet b een[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 3-11 Basic Installation and Configuration August 2003 Underst anding Basic W ireless Settings T o configure the wireless settings of your wireless access point, click the W i reless Settings link in the Basic section of the main menu of the br owser interface. The Basi c W ireles[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Basic Installation and Configura tion 3-12 August 2003 • Wir eless Network Name (SSID). The SSID is also known as the wireless network name. Enter a value of up to 32 alph anumeric characters. In a setting where there is more than one wireless network, different wireless netwo[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 3-13 Basic Installation and Configuration August 2003 T able 3-1. Basic Wir eless Security Opt ions Field Description Network Authentication Y ou can select the follow ing ne twork authentication options: • Open: the ME103 does not perform any aut hentication. Howeve r , if the[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Basic Installation and Configura tion 3-14 August 2003 Information to Gather Before Changing Basic Wireless Settings Before customizing your wireless settings, print th is form and record the following information. If you are working with an existing wi reless network, the perso[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 3-15 Basic Installation and Configuration August 2003 How to Set Up and T est B asic Wireless Connectivity Follow the instructions below to set up and te st basic wireless conne ctivity . Once you ha ve established basic wireless connectivity , you can enable security settin gs a[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Basic Installation and Configura tion 3-16 August 2003 How to Restrict Wirele ss Access by MAC Address T o restrict access based on MA C addresses, follow these steps: 1. Log in to the ME103 u sing the MDI/MDIX name printed on the bottom of the unit or at it s default address of[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 3-17 Basic Installation and Configuration August 2003 4. Select the T urn Access Control On check box. 5. Then, either select from the list of available wireless cards the ME103 has found in your area, or enter the MAC address and dev i ce n ame for a device you pl an to use. Y o[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Basic Installation and Configura tion 3-18 August 2003 • Automatic - enter a word or g roup of printable characters in the Passphrase box and click the Generate button. The four key boxes will be automatically populat ed with key values. • Manual - enter ten hexadecimal digi[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 3-19 Basic Installation and Configuration August 2003 • The IP Address Sour ce The wireless access point is shipped preconfigur ed to use a private IP address on the LAN side, and to act as a DHCP client. If the wireless access point does not find a DHCP server on the Ethernet [...]

Maintenance 4-1 August 2003 Chapter 4 Maintenance This chapter describes how to use the management features o f your ME103 80 2.1 1b ProSafe W ireless Access Point. These features can be found by clicking on the Maintenance heading in the Main Menu of the browser i nterface. V iewing General, Log, S t ation, and S t atistical Information The Genera[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 4-2 Maintenance August 2003 T able 4-1. General Information Fields Field Description Access Point Information Access Point Name The default name may be changed if desired. Note : In 802.1x mode, this name is used as the client Login na me for the RADIUS server . MAC Add ress Disp[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Maintenanc e 4-3 August 2003 S t atistics The Information - S tatistic s screen provides variou s LAN and WLAN statistics. Figure 4-2: Wire less Access Point S t atus screen[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 4-4 Maintenance August 2003 T able 4-1. St atistics Fields Field Description System Up Time The length of time the ME103 802.1 1b ProSafe Wireless Access Point h as been connected to your network since it was last restarted. Wired Ethe rne t Received/T ransmitted Packets The numb[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Maintenanc e 4-5 August 2003 Activity Log Use the Activity Log to view step-by-step login exchanges or other information about the wireless communications sessions on the ME103 802.1 1b ProSafe W ireless Access Point. Figure 4-3: Activity Log screen[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 4-6 Maintenance August 2003 V iewing a List of Att ached Devices The Station List menu contains a table of all IP devices associated with the wireless access point in the wireless network defined by the W ireless Netw ork Name (SSID). From the main menu of the browser interface, [...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Maintenanc e 4-7 August 2003 Upgrading the Wireless Access Point Sof tware . Y ou cannot perform the firmware upgrade from a workstation connected to the ME10 3 via a wireless link. The firmware upgrade must be pe rformed via a workstation connecte d to the ME103 via the Etherne[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 4-8 Maintenance August 2003 4. Click Upload. When the upload completes, you r wireless access point will auto matically restart. The upgrade process typically takes about one minute. In some cases, you may need to reconfig ure the wireless acc ess point after upgrading. Configura[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Maintenanc e 4-9 August 2003 Saving and Retrieving the Configuration The Backup/Restore Settings menu a llows you to save or retrieve a file containi ng your wireless access point’ s configuration settings . T o save your settings, click the Save button. Y our browser will ex [...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 4-10 Maintenance August 2003 Changing the Administrator Password The default password is password . Change this password to a mo re secure password. Y o u cannot change the administrator login name. From the main menu of the br owser interface, under the Management heading, click[...]

Advanced Configuration 5-1 August 2003 Chapter 5 Advanced Configuration This chapter describes how to configure the adva nced features of your ME103 8 02.1 1b Pro Safe W ireless Access Point. These features can be fo und un der the Advance d heading in the main menu. Configuring Advanced Security 802.1x Options For an overview of 802.1x, see “Und[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 5-2 Advanced Configuration August 2003 W ith the above basic requirements , 802.1x securit y can be implemented with the ME103. Refer to “Understanding 802.1x Port Based Ne twork Acces s Control” on page B-9 for a description of basic 802.1x functionality . How to Configure t[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Advanced Configur ation 5-3 August 2003 Note: Perform this procedure from a LAN connected computer rather than over a wireless link. This procedure will c han ge the ME103’ s data encryption settings, so all wireless connections will be di sconnected when y ou apply the settin[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 5-4 Advanced Configuration August 2003 Figure 5-1: Request a cer tificate Note: The procedure for obtaining certificates differs between a CA like V erisign and a CA such as a W indows 2000 certificate ser ver . Organizations operate Windows 2000 certificate servers to provide ce[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Advanced Configur ation 5-5 August 2003 c. Select the wireless network to which you will connect (NETGEAR in the screen above), and click the Configure button to display the W ireless network properties dialog box shown below . Figure 5-3: Configure a W indows XP wireless adapte[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 5-6 Advanced Configuration August 2003 Figure 5-5: Information Ac tivity Log fo r st arting a 802.1x wireless connection The simplest method is to ping the LAN IP ad dress of another computer on the Ethernet LAN. a. From a wireless PC, on the W indows taskba r click the Start but[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Advanced Configur ation 5-7 August 2003 Figure 5-7: Ping test result s At this point the connection is establishe d and your wireless connection is working.[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 5-8 Advanced Configuration August 2003 Underst anding Advanced W ireless Settings The default advanced wireless settings usually work well. These settings should not be changed unless you are sure it is necessary . Figure 5-8: Advanced Wi reless Settings screen[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Advanced Configur ation 5-9 August 2003 T able 5-1. Advanced Wireless Settings Fie ld s Field Description Operating Mod e Y ou can select the fo llowing o ptions: • Wireless Access Point • Point-to-Point Bridge • Point-to-Multi-Point Bridge Worldwid e Mode If you enable 80[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 5-10 Advanced C onfiguration August 2003 Configuring Wireless Operating Modes The ME103 802.1 1b ProSafe W ireless Access Poin t lets you build large bridged wireless networks. Examples of wireless brid ged configuration s are: • Client Access Point to Access Point. • Point-t[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Advanced Configur ation 5-11 August 2003 4. V erify connectivity across the LAN 1 and LAN 2. • A PC on either LAN segment should be able to connect to the Internet or share files and printers of any other PCs or servers connected to LAN Segment 1 o r LAN Segment 2. How to Conf[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 5-12 Advanced C onfiguration August 2003 • All APs must be on the same LAN. That is, all the APs LAN IP addr ess must be in the same network. • If using DHCP , all ME103 Access Points should be set to “Obtain an IP addres s automatically (DHCP Client)” in the IP Addr ess [...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Advanced Configur ation 5-13 August 2003 Antenna Inst allation The ME103 comes with two removable 2-dBi an te nna. T wo antennae provide what is called “space diversity”, which helps to combat the add ition of electromagnetic waves in the space where the unit is installed. T[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 5-14 Advanced C onfiguration August 2003 Note that ME103 diversit y is provided onl y in receive mode, not in tr ansmit mode. The Primary RF port provides transmit and receive. The Se condary RF port provides receive mode only . Therefore passive components such as external anten[...]

Troubleshooting 6-1 August 2003 Chapter 6 T roubleshooting This chapter provides informa tion about troubleshootin g your ME103 802.1 1b ProSafe W irel ess Access Point. After each problem description, inst ructions are given to help you diagnose and solve the problem. For the common problem s listed, go to the section indicated. • Is the ME103 o[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 6-2 Troubleshooting August 2003 The Wireless LAN activity light does not light up. The access point’ s antenna e are not working. • If the W ireless LAN activity light stays of f, di sconnect the adapter from its power source and then plug it in again. • Make sure the anten[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Troubleshooting 6-3 August 2003 I am using EAP-TLS securi ty but get disconnected. W ith 802.1x, occasionally , sporadic wireless co mmunications interferen ce might cause the encryption key to get dropped. This is not a breach of security . However , if so, your wireless client[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 6-4 Troubleshooting August 2003 • If the PCs are configured correctly , but still no t working, ensure that the ME103 is connected and turned on. Connect to it and check its settings. If you cannot connect to it, check the LAN and power conn ections. • If the ME103 is configu[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Specifications A-1 August 2003 Appendix A S pecifications This appendix provides technical specificatio ns for the ME103 802.1 1b ProSa fe W ireless Access Point. S pecifications for the ME103 Parameter ME103 802.1 1b ProSafe Wireless Access Point 802.1 1b Data Rates 1, 2, 5.5, [...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point A-2 Specifications August 2003[...]

Wireless Networking Basics B-1 August 2003 Appendix B Wireless Networking Basics This chapter provides an overview of wireless networking and security . Wireless Networking Overview The ME103 Access Point conforms to the Institute of Electrical and Electronics Engineers (IEEE) 802.1 1b standard for wireless L ANs (WLANs). On an 802.1 1b wireless li[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point B-2 Wireless Networking B asics August 2003 Ad Hoc Mode (Peer- to-Peer Workgroup) In an ad hoc network, computers are brought together as needed; thus, there is no structure or fixed points to the network - each node can g enerally communicate with any ot her node. There is no Ac[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Wireless Networking Basics B-3 August 2003 802.1 1 Authentication The 802.1 1 standard defines several services th at govern how two 802.1 1 devices commun icate. The following events must occur before an 802.1 1 Station can co mmunicate with an Ethernet network through an acces[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point B-4 Wireless Networking B asics August 2003 Figure 6-1: 802.1 1 open system authe ntication Shared Key Authentication The following steps occur when two de vices use Shared Key Authentication: 1. The station sends an authentica tion request to the access point. 2. The access poin[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Wireless Networking Basics B-5 August 2003 Figure 6-2: 802.1 1 shared key authentication Overview of WEP Parameters W ired Equivalent Privacy (WEP) data encryption is used when the wireless devices are configure d to operate in Shared Key authentication mode. Th ere are two shar[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point B-6 Wireless Networking B asics August 2003 Note: Some 802.1 1 access points also support Use WEP for Authentication Only (Shared Key Authentication without data encryption). Howe ver , the ME103 does not offer this option. Key Size The IEEE 802.1 1 standard su pports two types o[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Wireless Networking Basics B-7 August 2003 WEP Configuration Options The WEP settings must match on a ll 802.1 1 devices that are within the same wireless network as identified by the SSID. In general, if your mobile clients will roam between access points, then all of the 802.1[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point B-8 Wireless Networking B asics August 2003 The radio frequency channels used are listed in Ta b l e B - 1 : Note: The av ailable channe ls sup ported by the wireless products in various countries are dif ferent. The preferred channel separation betw een the chan nels in neighbor[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Wireless Networking Basics B-9 August 2003 Underst anding 802.1x Port Based Network Access Control 802.1x is well on its way to becoming an indu stry standard, and provides an effective wireless LAN security solution. W indows XP implements 802.1x natively , and the ME103 802.1 [...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point B-10 Wirele ss Network ing Basi cs August 2003 1. The client sends an EAP-star t messa ge. This begins a series of mes sage excha nges to authenticate the client. 2. The access point replies with an EAP-request identity message. 3. The client sends an EAP-response packet containi[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Wireless Networking Basics B-11 August 2003 Initial 802.1x communications begin wi th an unauthenti cated supplicant (i.e ., client device) attempting to connect with an au thenticator (i.e., 802.1 1 acces s point). The access point responds by enabling a port for passing only E[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point B-12 Wirele ss Network ing Basi cs August 2003[...]

Network, Routing, Firewa ll, and Cabling Basics C-1 August 2003 Appendix C Network, Routing, Fire wall, and Cabling Basics This chapter provides an overview of IP networks, routing, and wireless networking. As you read this document, you may be dire cte d to various RFC documents for further information. An RFC is a Request For Comment (RFC) publis[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point C-2 Network, Routing, Firewall, and C abling Basics August 2003 What is a Router? A router is a device that forwards traffic between networks based on network layer information in the data and on routing tables main tained by the router . In these rou ting tables, a router builds[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Network, Routing, Firewall, and Cabling Basics C-3 August 2003 Figure 6-3: Three Main Address Classes The five address classes are: • Class A Class A addresses can have up to 16,777,2 14 hosts on a single netwo rk. They use an eight-bit network number and a 24-bit node number [...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point C-4 Network, Routing, Firewall, and C abling Basics August 2003 This addressing structure allows IP addresses to uniquely identify each phys ical network and each node on each ph ysical network . For each unique value of the network port ion of the address, the base address of th[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Network, Routing, Firewall, and Cabling Basics C-5 August 2003 Subnet addressing al lows us to split one IP network ad dress into smaller multiple physical networks known as sub networks. Some of the node numbers are used as a su bnet number instead. A Class B address gives us 1[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point C-6 Network, Routing, Firewall, and C abling Basics August 2003 The following table lists the additional subnet mask bits in dotted-decimal notation. T o use the table, write down the original class netmask and replace the 0 value octets with the dotted-decimal value of the addit[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Network, Routing, Firewall, and Cabling Basics C-7 August 2003 • So that hosts recognize local IP broadcast packets When a device broadcasts to its segment neighb ors, it uses a destination address of the local network address with all ones for the host address. In order for t[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point C-8 Network, Routing, Firewall, and C abling Basics August 2003 The following figure illustrates a single IP address operation. Figure 6-5: Single IP Address Operation Using NA T This scheme offers t he additional benefit of firewall -like protection because the internal LAN addr[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Network, Routing, Firewall, and Cabling Basics C-9 August 2003 The ME103 Access Point a lso functions as a DHC P client when connecting to the ISP . The firewall can automatically obtain an IP addr ess, subnet mask, DNS server a ddresses, and a gateway address if the ISP prov id[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point C-10 Network, Routing, Fi rewall, and Cabling Basics August 2003 MAC Addresses and ARP An IP address alone cannot be used to deliver da ta from one LAN device to another . T o send data between LAN devices, you must convert the IP ad dress of the destination device to its media a[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Network, Routing, Firewall, and Cabling Basics C-11 August 2003 What is a Firewall? A firewall is a device that protects one netw ork from another , while allowing communication between the two. A firewall incorporates the functi ons of the NA T router , while adding features fo[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point C-12 Network, Routing, Fi rewall, and Cabling Basics August 2003 Ethernet Cabling Although Ethernet networks originally used thick or thin coaxial cable, most installations currently use unshielded twisted pair (UTP) cabling. The U TP cable contains eight conductors, arranged in [...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Network, Routing, Firewall, and Cabling Basics C-13 August 2003 The ME103 Access Point incorporates Auto Uplink TM technology (also called MDI/MDIX). The Ethernet port will automatically sense whet her the Ethernet cable plugged into the port should have a normal connection (e.g[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point C-14 Network, Routing, Fi rewall, and Cabling Basics August 2003[...]

Preparing Your PCs for Network Access D-1 August 2003 Appendix D Prep aring Y our PCs for Network Access This appendix describes how to prepare your PCs to connect to t he Internet through the ME103 802.1 1b ProSafe W ireless Access Point. For adding file and print sharin g to your networ k , please consult the W indows help information included wi[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point D-2 Pr epa ring Your PCs for Network Access August 2003 1. On the W indows taskbar , click the Start button, point to Settings, and th en click Control Panel. 2. Double-click the Network icon. The Network window o pens, which disp lays a list of installed components: Y ou must ha[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Preparing Your PCs for Network Access D-3 August 2003 a. Click the Add button. b. Select Client, and then click Ad d. c. Select Microsoft. d. Select File and Print Sharing for Mi crosoft Networks, and then click OK. 3. Restart your PC for the changes to take ef fect. Enabling DH[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point D-4 Preparing Your PCs for Network Access August 2003 V erify the following settings as shown: • Client for Microsoft Network exists • Ethernet adapter is present • TCP/IP is present • Primary Network Logon is set to W ind ows logon Click on the Properties button. The fol[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Preparing Your PCs for Network Access D-5 August 2003 Selecting Windows’ In ternet Access Method 1. On the W indows taskbar , click the Start button, point to Settings, and th en click Control Panel. 2. Double-click the Internet Options icon. 3. Select “I want to set up my I[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point D-6 Preparing Your PCs for Network Access August 2003 2. Ty p e winipcfg , and then click OK. The IP Configuration window opens, which lists (a mong other things), your IP address, subnet mask, and default gateway . 3. From the drop-down box, select your Ethernet adapter . The wi[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Preparing Your PCs for Network Access D-7 August 2003 DHCP Configuration of TCP/IP in Windows XP Y ou will find there are many similarities in th e procedures for different W indows systems when using DHCP to configure TCP/IP . The following steps will walk you through the confi[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point D-8 Preparing Your PCs for Network Access August 2003 Now you should be at the Local Area Network Connection S tatus window . This box displays the conn ection status, duration, speed, a nd activity statistics. Administrator logon access rights are needed to use this window . •[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Preparing Your PCs for Network Access D-9 August 2003 DHCP Configuration of TC P/IP in Windows 2000 After you install a network card, TCP /IP for W indows 2000 is configured an d set to DHCP without your having to configure it. However , if there are proble ms, following the ste[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point D-10 Preparing Your PCs for Network Acce ss August 2003 The Local Area Connection Pr operties dialog box app ears. V erify that you have the correct Ethernet card selected in the Connect using: box and that the following two items are displayed and selected in the box of “Compo[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Preparing Your PCs for Network Acce ss D-1 1 August 2003 V erifying TCP/IP Properti es for W indows XP or 2000 T o check your PC’ s TCP/IP configuration: 1. On the W indows taskbar, click the S tart button, and then click Run. The Run window opens. 2. Ty p e cmd and then click[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point D-12 Preparing Your PCs for Network Acce ss August 2003[...]

August 2003 Glossary 1 Glossary Use the list below to find definitions for technical terms used in this manual. 10BASE-T IEEE 802.3 specification for 10 Mbps Ethernet over twisted pair wiring. 100BASE-Tx IEEE 802.3 specification for 100 Mbps Ethernet over twis ted pair wiring. 802.1x 802.1x defines port-based , network access control used to provi [...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 2 Glossary August 2003 also Reverse ARP (RARP) which can be used by a host to discover its IP address. In this case, the host broadcasts its physical address and a RARP server replies with the host's IP address. Auto Uplink Auto Uplink TM technology (also called MDI/ MDIX) e[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Glossary 3 August 2003 Because domain names are alphabetic, they're easier to remember . The Internet howe ver, is really based on IP addresses. Every time you use a do main name, therefore, a DNS service must translate the name into the corresponding IP address. For exampl[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 4 Glossary August 2003 IP Address A four-byte number uniquely defini ng each host on the Internet, usuall y written in dotted-decimal notation with periods separating th e byte s (for example, 134.177.244.57). Ranges of addresses are assigned by Internic, an organization formed f[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Glossary 5 August 2003 NetBIOS Network Basic Input Output System. An application pr ogramming interface (API) for sharing services and information on l ocal-area networks (LANs). Provides fo r communication betw een stations of a network where each station is given a name. These[...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 6 Glossary August 2003 This is typically the configuration parameter for a wi reless PC card. It corres ponds to the ESSID in the wireless Access Point and t o the wireless network name. See also W ireless Network Name and ESSID. Subnet Mask Combined with the IP address, the IP S[...]

Reference Manual for the ME103 80 2.11b ProSafe Wirele ss Access Point Glossary 7 August 2003 WINS WINS. W indows Internet Naming Service is a server process for resolvi ng W indows-based computer names to IP addresses. Wireless Network Name (SSID) W irel ess Networ k Name (SSI D) is the name as signed to a wir eless netwo rk. This is t he same as [...]

Reference Manual for the ME103 802.11b ProSafe Wirel ess Access Point 8 Glossary August 2003[...]

Index 1 Numerics 802.1 1b B-1 A Address Resolution Protocol B-10 ad-hoc mode B-2 associated devices 4-6 Auto MDI/MDI-X B-13, D-2 Auto Uplink 2-4, B-13, D-2 B Basic IP Settings Menu 3-18 Basic W ireless Connectiv ity 3-15 Basic W ireless Settings 3-1 1, 3-12 BSSID B-2 C CA 5-4 cables, pinout B-12 Cabling B-12 Carrier Sense Multiple Access with Colli[...]

2 Index MDI/MDI-X wiring B-12, D-4 N netmask translation table B-6 Network Address T ranslation B-7 O Open System authenticat ion B-2 P Passphrase 3-13, 3-14, 3-18 pinout, Ethernet cable B-12 Placement 3-1 port forwarding behind NA T B-8 protocols Address Resolution B-10 DHCP B-8 R RADIUS Port 5-2, 5-14 RADIUS Shared Key 5-2, 5-14 Range 3-1 range 3[...]