NETGEAR WG102 manuel d'utilisation

October 2004 October 200 4 NETGEAR , Inc. 4500 Great Amer ic a Pa rkw ay Santa Clara, CA 95 054 USA Phone 1-888-NETGEAR Reference Manual for the NETGEAR WG102 ProSafe 802.1 1g Wireless Access Point[...]

2 October 2004 T echnical Support Please register to obtain technical support . Please retain your proof of p urchase and warranty information. T o register your product, get product supp ort or obtain product info rmation and product documentation, go to http://www .NETGEAR.com . If you do not have access to the W orld W ide W eb, you may register[...]

October 2004 3 FCC St atement DECLARA TION OF CONFORMITY We N e t g e a r, 4500 Great America Parkway Santa Clara, CA 95054, USA T el: +1 408 907 8000 declare under our sole respons ibility that the product(s) WG102 (Model Designation) 802.1 1g ProSafe Wi reless Access Point (Pr oduct Name) complies with Part 15 of FCC Rules. Operation is subject t[...]

October 2004 4 frequency ener gy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However , there is no guarantee that in terference will not occur in a particul ar installation. If this equipment does cause harmful interference to radio or television reception, which ca n b[...]

October 2004 5 Antenna St atement for North America and Australia In addition to its own antenna, th e WG102 device has been approved for use with the following detachabl e antennas and antenna cables: * WG102 maximum radiated power in North America and Australia: 19 dBm – ca ble loss + antenna gain Please go to www .netgear .co m and use the sea[...]

October 2004 6 for the system according to the Canadi an regulations. For further informat ion, contact your local Industry Canada office. Europe - EU Declaration of Conformity A printed copy of the EU Declaration of Conformity cer tificate for this product is provided in the WG1 02 product package. This device is a 2.4/5.0 GHz dual band low power [...]

October 2004 7 Compliance with the applicable regulati ons is dependent upon the use of shielded cables. It is the responsibility of the user to procure the appropriate cables. Requirement s For Operation in the Eur opean Community Countries of Operation & Conditions of Use in the European Community This device is intended to be operated in all[...]

October 2004 8 Declaration of Conformity in Languages of the European Community English Hereby, NETGEAR Inc. declares that this Radio LAN device is in compl ian ce with the essential requirements and other releva nt provisions of Directive 1999/5/EC. Finnish Valmistaja NETGEAR Inc. vakuuttaa täten että Radio LAN device tyyppin en laite on direkti[...]

October 2004 9 Antenna St atement for the European Community Please note that the 100mW EIRP limit and reg ulations could vary in Europ e from country to country . Please check the regul ations in your count ry . The antenna cable type and length must comply with European regulations. Refer to the table below for approved antenna and cable accessor[...]

October 2004 10 equipment (for e xample, test transmitters ) in accord ance with the regulations may , how ever , be subject to certain restrictions. Plea se refer to the notes in the operating instructions. Federal Of fice for T elecommuni cations Approvals has been notified of the placing of this equipment on the market and has been granted the r[...]

Contents iii October 2004 Content s Chapter 1 About This Manual Audience, V ersions , Conventions .... ............. ................ ................ ............. ................ ..... 1-1 How to Use this Manual .. ................. ................ ............. ................ ................ ............. ..... 1-2 How to Print this Manual [...]

October 2004 iv Contents Using the Basic IP Settings Opt ions ......... .... ......... ............. ................ ............. ............. 3-24 Chapter 4 Management Using Syslog and Activity Log Inf ormation ............ ................ ................. ................ ........ 4-1 Viewing General, Log, S tation, and S tatistical Informat[...]

Contents v October 2004 Appendix B Wireless Networking Basics Wireless Networking Overview ........... ... ... .... ... ... ... ... .... ... ... ... .... ... ... ............. ... ... .... ... ... . B-1 Infrastructure Mode ............ .......... ............. ................ ............. ............. ................ .... B-1 Ad Hoc Mode (Peer-[...]

October 2004 vi Contents[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point About This Manual 1-1 October 2004 Chapter 1 About This Manual Congratulations on your purchase of the N ETGEAR WG102 ProSafe 802.1 1g W ireless Access Point. The WG102 provides connection for multiple personal comp uters to the Internet through an external broadband acc[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 1-2 About This Manual October 20 04 How to Use this Manual The HTML versio n of this manual in cludes a variet y of navigation features as well as links to PDF versions of the full manual and individu al chapte rs. Figure 1- 1: HTML version of th is manual 1. Left Pane .[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point About This Manual 1-3 October 2004 How to Print this Manual T o print this manual, choose one of the following option s. • Printing a “How T o” Sequence of S teps in the HTML V iew . Use the Print button on the upper right of the toolbar to print the currently disp[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 1-4 About This Manual October 20 04[...]

Introduction 2-1 October 2004 Chapter 2 Introduction This chapter introduces the N ETGEAR WG102 ProSafe 802.1 1g W i reless Access Point. Minimal prerequisites for installation are presente d in “System Requirements” on page 2-4 . About the NETGEAR WG102 ProSafe 802.1 1g Wireless Access Point The NETGEAR WG102 ProSafe 802.1 1g W ireless Access [...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 2-2 Introduction October 20 04 Key Features The WG102 Access Point is easy-to-use and prov ides solid wireless and networking support. Supported S tandards and Conventions The following standards and conventions are supported: • S tandards Compliant . The W irele ss Ac[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Introduction 2-3 October 2004 • Upgradeable Firmware. Firmware is stored in a flash memo ry an d can be upgraded easily , using only your W e b browser , and can be upgraded rem otely . • Access Control. The Access Control MAC address filteri ng feature can ensure th[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 2-4 Introduction October 20 04 The wireless access point incorporates Auto Uplink TM technology . The Ethernet port will automatically sense whether the Ethernet cable pl ugged into the port should have a ‘no rmal’ connection such as to a computer or an ‘uplink’ [...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Introduction 2-5 October 2004 What’ s In the Box? The product package should contain the following it ems: • NETGEAR WG102 ProSafe 802.1 1g Wireless Access Point • Power adap ter and co rd ( 12V DC, 1 A ) • S traight through Category 5 Eth ernet cable • WG102 8[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 2-6 Introduction October 20 04 Hardware Description The NETGEAR WG102 ProSafe 802.1 1g W ireless Access Point front and rear hardware functions are described below . The WG102 Access Point provides four status LEDs. Figure 2-1: WG1 02 front p anel The following table exp[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Introduction 2-7 October 2004 Figure 2-2: WG1 02 rear p anel • Detachable Antenna The WG102 prov ides one detachable an tenna. • Restore to Factory Defaults Button The restore to default button located between the Ethernet RJ-45 connector and the power socket restore[...]

Basic Installation and Configuration 3-1 October 2004 Chapter 3 Basic Inst allation and Configuration This chapter describes how to set up your N ETGEAR WG102 ProSafe 802.1 1g W ireless Acces s Point for wireless connectivity to your LAN. This basic configuration will enable computers with 802.1 1b or 802.1 1g wireless ad apters to do such things a[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Basic Installation and Configura tion 3-2 October 2004 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-sig[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 3-3 Basic Installation and Configuration October 20 04 Default Factory Settings When you first rece ive your WG102, the defau lt factory settings will be set as shown below . Y ou can restore these defaults with the Factory Default Restore switch on the rear panel — se[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Basic Installation and Configura tion 3-4 October 2004 Underst anding WG102 Wireless Security Options Y our wireless data transmissions can be receiv ed well beyond your wa lls by anyone with a compatible adapter . For this re ason, use the security features of your wire[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 3-5 Basic Installation and Configuration October 20 04 • Use WP A or WP A-PSK. W i-Fi Protected Ac cess (WP A) data encryption provides data security . The very strong authentication along w ith dynamic per frame rekeying of WP A make it virtually impossible to comprom[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Basic Installation and Configura tion 3-6 October 2004 2C ONFIGURE LAN AND W IRELESS A CCESS a. Configure the WG102 Ethernet port for LAN access. • Connect to the WG102 by op en ing yo ur b r owser an d en teri ng http://192.168.0.229 in the address field. A login wind[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 3-7 Basic Installation and Configuration October 20 04 • The W eb browser will then di splay the WG102 settings page. Figure 3-3: Login result: WG102 home p age – When the wireless a ccess point is connected to the Internet, click the Knowledge Base or the Docu menta[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Basic Installation and Configura tion 3-8 October 2004 • Click the Basic Settings link to view the Basic Settings menu. Figure 3-4: Basic Sett ings menu • Configure the settings appr opriate for your network.[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 3-9 Basic Installation and Configuration October 20 04 b. Click the W ireless Settings link in the Setup sec tion of the main menu to view the W ireless Settings menu. Figure 3-5: Basic Wi reless Settings menu c. Configure the wireless interface for wi reless access. See[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Basic Installation and Configura tion 3-10 October 2004 Note: By default, WG102 is set to with the DHCP client disabled. If your network uses dynamic IP addresses, you will need to change this setting. d. Connect the power adapter to the wireless acces s point and plug t[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 3-11 Basic Installation and Configuration October 20 04 How to Log In to the WG102 Us ing It s Default IP Address 1. 192.168.0.229 is the default IP address of your access point. The WG102 is set, by default, the DHCP client to be disabled. Note: The computer you are usi[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Basic Installation and Configura tion 3-12 October 2004 Underst anding Basic Wireless 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 [...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 3-13 Basic Installation and Configuration October 20 04 – Using the same SSID is essential. Devi ces with different SSIDs are unable to communicate with each other . However , so me access points allow connections from wireless stations which have their SSID set to “[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Basic Installation and Configura tion 3-14 October 2004 – In “Infrastructure” mode, wireless stations normally scan all chan nels, looking for an access point. If more than one a ccess point can be used, the one with the strongest s ignal is used. This can only hap[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 3-15 Basic Installation and Configuration October 20 04 The W ireless LAN options are ex plained in the following table. T able 3-1. Basic Wir eless Security Opt ions Field Description Network Authentication Y ou can select the fo llowing n e twork authentication options[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Basic Installation and Configura tion 3-16 October 2004 WP A-PSK (Wi-Fi Protected Access Pre-Shared Key) WP A Pre-Shared-Key uses a pre-shared ke y to perform the authentication and generate the initial data encry ption keys. Then, it dynami cally varies the encryption k[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 3-17 Basic Installation and Configuration October 20 04 Before Y ou Change the SSID and WEP Settings T ake the following steps: For a new wireless network, print or copy this form and fill in the configuration parameters. For an existing wireless network, the person who [...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Basic Installation and Configura tion 3-18 October 2004 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 have established basic wireless connectivity , you can enable security s[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 3-19 Basic Installation and Configuration October 20 04 How to Restrict Wirele ss Access by MAC Address T o restric t access based on MA C addresses, follow thes e steps: 1. Log in to the WG102 usin g its default address of http://192.168.0.229 or at whatever IP address [...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Basic Installation and Configura tion 3-20 October 2004 4. Choose to use the local MAC address database stor ed on the access point, or use the RADIU S MAC address database stored on a RAD IUS server . • If you choose the RADIUS MAC Addre ss Database, you must config u[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 3-21 Basic Installation and Configuration October 20 04 • Manual - enter ten hexadecimal digits (any combination of 0-9, a-f, or A-F) Select which of the four keys will be the default. See “Overview of WEP Parameters” on page B-5 for a full explanation of each of t[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Basic Installation and Configura tion 3-22 October 2004 Figure 3-1 1: Wireless Sett ings menu 3. Enter the Radius settings. 4. Click Apply to save your settings. 5. Click WEP/WP A Settings in the Security menu. Figure 3-12: Wir eless Settings menu 6. Choose WP A with Rad[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 3-23 Basic Installation and Configuration October 20 04 How to Configure WP A-PSK Note : Not all wireless adapters support WP A. Furthe rmore, client software is required on the client. W indows XP and W indows 2000 with Servi ce Pack 3 do include the client software tha[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Basic Installation and Configura tion 3-24 October 2004 Using the Basic IP Settings Options The Basic IP Settings menu is under the Basi c heading of the main menu. Use this menu to configure DHCP , static IP , and access point access point name settings. Figure 3-14: IP[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 3-25 Basic Installation and Configuration October 20 04 If your network has a requirement to use a dif f erent IP addressing scheme, you can make those changes in this menu. These settings are only re quired if the “Use this IP address” radio button is chosen. Rememb[...]

Management 4-1 October 2004 Chapter 4 Management This chapter describes how to use the manageme nt features of your NETGEAR WG102 ProSafe 802.1 1 g W ire less Ac cess Point. These features ca n be found by clicking on the Maintenance heading in the Main Menu of the browser interface. Using Syslog and Activity Log Information The Information contain[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 4-2 Management October 20 04 Enable the SysLog optio n if you have a SysLog server on your LAN. If enabled, you mu st enter the IP address of your SysLog server and the port nu mber your SysLog server is configured to use. • SysLog Server IP address: The access point w[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Management 4-3 October 2004 T able 4-1. General Information Fields Field Description Access Point Information Access Point Name (NetBIOS name) The default name may be changed if desired. MAC Address Displays the Media Access Control address (MAC address) of the wireless [...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 4-4 Management October 20 04 S t atistics The Information - S tatistic s screen provides variou s LAN and WLAN statistics. Figure 4-3: Wire less Access Point S t atus screen T able 4-1. St atistics Fields Field Description Wired Etherne t Received/T ransmitted Packets Th[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Management 4-5 October 2004 V iewing a List of Att ached Devices The A vailable W ireless Station List contains a tabl e of all IP devices associated with the wireless access point in the wireless network defined by the W ireless Network Name (SSID). From the main menu o[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 4-6 Management October 20 04 1. Download the new software file from NETGEA R, save it to your hard disk, and unzip it. 2. From the main menu Ma na gement section, c lick the Upgrade Firmware link to display the screen above. 3. In the Upgrade Firmware menu, click the Bro[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Management 4-7 October 2004 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 wi[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 4-8 Management October 20 04 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 headi[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Management 4-9 October 2004 Using SNMP Remote Management Enable SNMP to allow SNMP ne twork management software such as HP OpenV i ew to mana ge the wireless access point via the SNMPv1/v2 protocol. From the main menu of the bro w ser interface, under the Manageme nt hea[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 4-10 Management October 20 04[...]

Advanced Configuration 5-1 October 2004 Chapter 5 Advanced Configuration This chapter describes how to configure the advanced features of your NETGEAR WG102 ProSafe 802.1 1g W ireless Access Point: • Hotspot Settings : Set up advanced wireless LAN parameters. • Wir eless Settings : Set up advanced wireless LAN parameters. • Access Point Setti[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 5-2 Advanced Configuration October 20 04 Configuring Advanced Wireless Settings The default advanced wireless L AN parameter settings usually wor k well. If you want the AP to operate in Supger-G mo de, use this feature. Figure 5-2: Advanced Wi reless Settings screen The[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Advanced Configur ation 5-3 October 2004 AP Settings: Enabling Wireless Bridging and Repeating The WG102 Access Point lets you build large bridged wireless networks. Figure 5-3: Advanced W i reless Settings Access Po int Mode settings Examples of wireless bridged configu[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 5-4 Advanced Configuration October 20 04 — Select this only if this WG102 is the “m aster” for a grou p of bridge-mode wireless stations. Then all traffic is sent to this “mast er ,” rather than directly among each other . — In addition, you have the opt ion [...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Advanced Configur ation 5-5 October 2004 2. Configure the WG102 (AP2) on LAN Segmen t 2 in Point-to-Point Bridge mode. AP1 must have AP2’ s MAC address in its Remote MAC Address field and AP2 must have AP1’ s MAC address in its Remote MAC Address field. 3. Configure [...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 5-6 Advanced Configuration October 20 04 – Configure the WG102 (AP3) on LAN 3 in Poin t-to-Point Bridge mo de with the Remote MAC Address of AP1. 2. V erify the following paramete rs for all access points: • V erify that the LAN network configuration the WG102 Access[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Advanced Configur ation 5-7 October 2004 How to Configure Wireless Repeating Figure 5-6: Multi-Point bridging 1. Configure the Operating Mode of the WG102 Access Points. – Configure AP1 on LAN Segment 1 in Repeater mode with the Remote MAC Address of the ‘downstream?[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 5-8 Advanced Configuration October 20 04 • A computer on any LAN segment should be able to connect to the Internet or share files and printers with any other PCs or serv ers connected to any of th e three WLAN segments. Note: Y ou can extend this repeating by adding u [...]

Troubleshooting 6-1 October 200 4 Chapter 6 T roubleshooting This chapter provides information about tr oubleshooting y our NETGEAR WG102 ProSafe 802.1 1 g W i reless Access Point. After eac h problem description, instructions are given to help you diagnose and solve the problem. For the common problems liste d, go to the section indicated. • Is [...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 6-2 Troubleshooting October 2004 The Wireless LAN activity light does not light up. The access point’ s antennae are not working. • If the W ire less LAN activity light stays off, di sconnect the adapter from its power source and then plug it in again. • Make sure [...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Troubleshooting 6-3 October 2004 I cannot connect to the WG102 to configure it. Check these items: • The WG102 is properly insta lled, LAN connections are OK, and it is powered on. Che ck th at the LAN port LED is o n (amber indicatin g a 10 Mbps Ethe rnet connectio n [...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 6-4 Troubleshooting October 2004 • Reboot. When pressed and rele ased quickly , the WG102 will reboot (restart). • Reset to Factory Defaults. This but ton can also be u sed to clear ALL data and restore ALL settings to the factory default values. T o clear all data a[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Specifications A-1 October 2004 Appendix A S pecifications This appendix provides tech nical specifications for the NETGEAR WG102 ProSafe 802.1 1g W ire le ss Access Point. S pecifications for the WG102 Parameter NETGEAR WG102 ProSafe 802.1 1g Wireless Access Point Netwo[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point A-2 Specifications October 20 04 802.1 1b and g T ypical Maximum T ransmit Power 802.1 1b mode, 1 to 1 1Mbps: +19 dBm* 802.1 1g mode, 6 to 24 Mbps: +18 dBm* 802.1 1g mode, 36/48/54 Mbps: +17/16/15 dBm* *Note: Maximum transmit power varies based on country or region selec[...]

Wireless Networking Basics B-1 October 2004 Appendix B Wireless Networking Basics This chapter provides an overview of W ireless networking. Wireless Networking Overview The WG102 Access Point conforms to the Institute of Electrical and Electronics Engineers (IEEE) 802.1 1b and 802.1 1 g standards for wireless LANs (WLANs). On an 802. 11b or g wire[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point B-2 Wireless Networking B asics October 20 04 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. The[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Wireless Networking Basics B-3 October 2004 • Shar ed Key . W ith Shared Key authentication, on ly those PCs that possess the correct authentication key can join the ne twork. By default, IEEE 802. 1 1 wireless devices operate in an Open System network. W ired Equivale[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point B-4 Wireless Networking B asics October 20 04 2. The access point auth enticates the station. 3. The station associates with the access point and joins the network. This process is illustrated below . Figure B-1: Open system authentica tion Shared Key Authentication The [...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Wireless Networking Basics B-5 October 2004 Figure B-2: Shared key auth ent ication Overview of WEP Parameters Before enabling WEP on an 80 2.1 1 network, you must first consider what type of encryption you require and the key size you wa nt to use. T y pically , there a[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point B-6 Wireless Networking B asics October 20 04 Key Size The IEEE 802.1 1 standard su pports two types of WEP en cryption: 40-bit and 128-bit. The 64-bit WEP data encryption meth od allows for a five-character (40-bit) input. Additionally , 24 factory-set bits are added to[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Wireless Networking Basics B-7 October 2004 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 [...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point B-8 Wireless Networking B asics October 20 04 Note: The avai lable channels supporte d by the wireless products in va rious countries are different. For example, Channels 1 to 1 1 are supported in the U.S. and Canada, and Channels 1 to 13 are supported in Europe and Aust[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Wireless Networking Basics B-9 October 2004 WP A of fers the following benefits: • Enhanced data privacy • Robust key management • Data origin authentication • Data integrity protection The W i-Fi Alliance is now perform ing interoperability certificatio n testin[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point B-10 Wirele ss Network ing Basi cs October 20 04 How Does WP A Comp are to IEEE 802.1 1i? WP A will be forward compatible with the IEEE 802.1 1i security specification currently under development. WP A is a subset of the current 8 02.1 1i draft and uses certain pieces of[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Wireless Networking Basics B-11 October 2004 The primary information conveyed in the Beacon frames is the authentication method and the cipher suite. Possible authentication methods in clude 802.1X an d Pr e-s h are d ke y . Pre-shared key is an authentication method tha[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point B-12 Wirele ss Network ing Basi cs October 20 04 WP A Authentication: Enterprise-level User Authentication via 802.1x/EAP and RADIUS Figure B-3: WP A Overview IEEE 802.1x offers an ef fective framework for authenticating and controlling user traffic to a protected networ[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Wireless Networking Basics B-13 October 2004 Figure B-4: 802.1x A uthenticat ion Sequenc e The AP sends Beacon Frames with WP A informatio n element to the stations in the service set. Information ele ments include the required authentication method (802 .1x or Pre-share[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point B-14 Wirele ss Network ing Basi cs October 20 04 3. The client sends an EAP-response packet containing the identity to the authentication server . The access point responds by enabling a port fo r passing only EAP packets from the client to an authentication server locat[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Wireless Networking Basics B-15 October 2004 T emporal Key Integrity Protocol (TKIP) WP A uses TKIP to provide important data encr yptio n enhancements including a per -packet key mixing function, a message integrity check (M IC) named Michael , an extended initializatio[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point B-16 Wirele ss Network ing Basi cs October 20 04 Is WP A Perfect? WP A is not without its vulnerabiliti es. Specifically , it is susceptible to denial of service (DoS) attacks. If the access point receives two da ta pa ckets that fail the mes sag e integrity code (MIC) w[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Wireless Networking Basics B-17 October 2004 Changes to Wireless Access Point s W irele ss access points must have their firm wa re updated to support the following: • The new WP A information element T o advertise their support of WP A, wireless APs send the beacon fr[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point B-18 Wirele ss Network ing Basi cs October 20 04 Microsoft has worked with many wireless vend ors to embed the WP A fi rmware update in the wireless adapter driver . So, to update your M icrosoft W indows wireless client, all you have to do is obtain the new WP A-compati[...]

October 2004 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 twisted pair wiring. 802.1x 802.1x defines port-based , network access control used to provid[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 2 Glossary October 2004 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 MD[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Glossary 3 October 2004 Because domain names are alphabetic, they're easier to remember . The Internet however , 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. F[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 4 Glossary October 2004 IP Address A four-byte number uniquely defining each host on the Internet, usually written in dotted-decimal notation with periods separating the bytes (for exam ple, 134.17 7.244.57 ). Ranges of addresses are assigned by Internic, an organization[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Glossary 5 October 2004 NetBIOS Network Basic Input Output System. An application programming 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 nam[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 6 Glossary October 2004 This is typically the configuration param eter for a wi reless PC card. It corres ponds to the ESSID in the wireless Access Point and to the wireless network name. See also W ireless Network Name and ESSID. Subnet Mask Combined with the IP address[...]

Reference Manua l for the NETGEAR WG102 Pr oSafe 802.11g Wireless Access Point Glossary 7 October 2004 WINS WINS. W indows Internet Naming Servi ce is a server process for reso lving W indows-based computer names to IP addresses. Wireless Network Name (SSID) W i reless Network Name (SSID ) is the name assigned to a wireless network. This is the sam[...]

Reference Manual for the NETGEAR WG102 Pro Safe 802.11g Wir eless Access Point 8 Glossary October 2004[...]

Index 1 Numerics 802.1 1b B-1 A ad-hoc mode B-2 Auto MDI/MDI-X C-2 Auto Uplink 2-4, C-2 B Basic W ireless Connectivity 3-18 Basic W i reless Settings 3-9, 3-12, 3-14 BSSID B-2 C Carrier Sense Multiple Access with Collision A voidance 5-2 Carrier Sense Multiple Access with Collision Detection 5-2 Cat5 cable C-2 configuration erasing 4-7 restore 4-6 [...]

2 Index W WEP B-3 Wi - F i B - 1 W i red Equivalent Privacy . See WEP W i reless Ethernet B-1 W i reless Network Name 3-12, 4-3 W ireless Security 3-4[...]