NETGEAR WG302 инструкция обслуживания

September 2004 September 2004 NETGEAR , Inc. 4500 Great Amer ica Parkway Santa Clara, CA 95 054 USA Phone 1-888-NETGEAR Reference Manual for the NETGEAR ProSafe Wireless Access Point 802.1 1g WG302[...]

2 September 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 regist[...]

September 2004 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 conditions: 1. This device may not cause harmful interference. 2. This device must accept any interference received, including interference that may cause un[...]

September 20 04 4 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) WG302 (Model Designation) 802.1 1g ProSafe Wi reless Access Point (Pr oduct Name) complies with Part 15 of FCC Rules. Operation is subje[...]

September 2004 5 • Reorient or locate th e receiving antenna. • Increase the sep aration betwee n the equipment and receiver . • Connect the equipment into an outle t on a circuit different from that to which the receiver is connected. • Consult the dealer or an experien ced radio/TV tec hnician for help. RF Exposure W arning for North Amer[...]

September 20 04 6[...]

Contents iii September 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[...]

September 2004 iv Contents Using the Basic IP Settings Opt ions ............. ... ............. ................ ............. ............. ...... 3-23 Chapter 4 Management Using the Secure T e lnet Interface ................ ................ ................ ............. ................ ..... 4-1 How to Use the CLI via the C onsole Port ..... .[...]

Contents v September 2004 Appendix A Specifications S pecif ications for the WG302 .......... ............. ................ ............. ................ ................ .... A-1 Appendix B Wireless Networking Basics Wireless Networking Overview ..................... ................ ............. ................ ................ .... B-1 Infra[...]

September 2004 vi Contents[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 About This Manual 1-1 September 2004 Chapter 1 About This Manual Congratulations on your purchase of the NETGEAR ProSafe W ireless Access Point 802.11g WG302 . The WG302 provides connec tion for multiple personal comput ers to the Internet through an external broadband [...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 1-2 About This Manual September 2004 How to Use this Manual The HTML versio n of this manual in cludes a vari et 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 Pa[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 About This Manual 1-3 September 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 d[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 1-4 About This Manual September 2004[...]

Introduction 2-1 September 2004 Chapter 2 Introduction This chapter introduces the NETGEAR NETG EAR ProSafe W ire less Access Point 802.1 1g WG302 . Minimal prerequisites for installation are presented in “System Requirements” on page 2- 4 . About the NETGEAR ProSafe Wireless Access Point 802.1 1g WG302 The NETGEAR ProSafe W ireless Ac cess Poi[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 2-2 Introduction September 2004 Key Features The WG302 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[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Introduction 2-3 September 2004 • Access Control. The Access Control MAC address filteri ng feature can ensure that only trusted wireless stations can use the WG302 to gain access to your LAN. • Simple Configuration. If the default settings are unsuit able, they are[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 2-4 Introduction September 2004 802.1 1g St andards-based Wireless Networking The NETGEAR ProSafe W ireless Ac cess Point 80 2.1 1 g WG302 provides a bridge between Ethernet wired LANs and 802.1 1g compatible wi reless LAN networks. It provides connectivity between Eth[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Introduction 2-5 September 2004 • WG51 1 T 802.1 1 g 108 Mbps W ireless CardBus Adapter • WG51 1 802.1 1g 54 Mbps W i reless CardBus Adapter • WG1 1 1 801.11g 54 Mbps W ireless Bridge System Requirement s Before installing the WG302, make sure your system meets th[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 2-6 Introduction September 2004 Hardware Description The NETGEAR ProSafe W ireless Ac cess Point 802.1 1 g WG302 front and rear hardware functions are described be low . The WG302 Access Point provides four status LEDs. Figure 2-1: WG3 02 front p anel The following tab[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Introduction 2-7 September 2004 802.1 1 g WLAN Wireless LAN Link Activity Indicator Off I ndicates no wireless l ink activity . Green Blink Wireless li nk activity . LED DESCRIPTI ON[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 2-8 Introduction September 2004 Figure 2-2: WG3 02 rear p anel • Left and Right De tachable Antenna The WG302 provides two detachable antenna. • Restore to Factory Defaults Button The restore to default button located between the Ethernet RJ-45 connector and the po[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Introduction 2-9 September 2004[...]

Basic Installation and Configuration 3-1 September 2004 Chapter 3 Basic Inst allation and Configuration This chapter describes how to set up your N ETGEAR ProSafe W ireless Access Point 802.1 1g WG302 for wireless connectivity to your LAN. This basic configuratio n will enable computers with 802.1 1b or 802.11g wireless adapters to do such things a[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Basic Installation and Configura tion 3-2 September 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-[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 3-3 Basic Installation and Configuration September 2004 Default Factory Settings When you first rece ive your WG302, 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 —[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Basic Installation and Configura tion 3-4 September 2004 Underst anding WG302 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 w[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 3-5 Basic Installation and Configuration September 2004 • 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 comp[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Basic Installation and Configura tion 3-6 September 2004 2C ONFIGURE LAN AND W IRELESS A CCESS a. Configure the WG302 Ethernet port for LAN access. • Connect to the WG302 by opening yo ur browser and enteri ng http://192.168.0.228 in the address field. A login window [...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 3-7 Basic Installation and Configuration September 2004 • The W eb browser will then di splay the WG302 settings page. Figure 3-3: Login result: WG302 home p age[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Basic Installation and Configura tion 3-8 September 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 th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 3-9 Basic Installation and Configuration September 2004 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. [...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Basic Installation and Configura tion 3-10 September 2004 Note: By default, WG302 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 plu[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 3-11 Basic Installation and Configuration September 2004 How to Log In to the WG302 Us ing It s Default IP Address 1. 192.168.0.228 is the default IP address of your access point. The WG302 is set, by default, the DHCP client to be disabled. Note: The computer you are [...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Basic Installation and Configura tion 3-12 September 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 Ba[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 3-13 Basic Installation and Configuration September 2004 – 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 ProSaf e Wireless Access Point 802.11g WG30 2 Basic Installation and Configura tion 3-14 September 2004 – Access points use a fixed channel. Y ou can se lect the channel used. This allows you to choose a channel which provides the least interference and be st performance. In the USA and Canada, 1 1 channels are a[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 3-15 Basic Installation and Configuration September 2004 Figure 3-8: W ireless Security Settings • Enable W ireless Client Security Separator The associated wireless clients will not be able to communicate with each other if this feature is enabled. The default setti[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Basic Installation and Configura tion 3-16 September 2004 Security Encryption (WEP) Keys If WEP is enabled, you can manually or automatically progr am the four data encryption keys. These values must be identical on al l PCs and access points in your network (key 1 must[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 3-17 Basic Installation and Configuration September 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 encryptio[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Basic Installation and Configura tion 3-18 September 2004 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 w[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 3-19 Basic Installation and Configuration September 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 securit[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Basic Installation and Configura tion 3-20 September 2004 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 WG302 usin g its default address of http://192.168.0.228 or at whatever IP addre[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 3-21 Basic Installation and Configuration September 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 RADIUS server . If you choose the RADIUS MAC Address Database, you must configure t[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Basic Installation and Configura tion 3-22 September 2004 How to Configure WP A 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 that[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 3-23 Basic Installation and Configuration September 2004 Figure 3-10: Wir eless Settings menu 3. Choose WP A-PSK from the list. 4. Enter the pre-shared key passphrase. 5. Click Apply to save your settings. Using the Basic IP Settings Options The Basic IP Settings menu [...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Basic Installation and Configura tion 3-24 September 2004 Figure 3-1 1: IP Settings menu • Access Point Name (NetBIOS) Enter a new name for the wireless access po int and clic k Apply to save your changes. • The IP Address The wireless access point is shipped precon[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 3-25 Basic Installation and Configuration September 2004 Spanning T ree Protocol in enable d by default for the wireless access point. This provides network traffic optimization in settings with multiple WG302 Access Points. •T i m e Z o n e Select the time zone lo c[...]

Management 4-1 September 2004 Chapter 4 Management This chapter describes how to use the management features of your NETGEAR ProSafe W ire less Access Point 802.1 1g WG302 . These features ca n be found by clicking on the Maintenance heading in the Main Menu of the browser interface. Using the Secure T elnet Interface The WG302 includes a secure T [...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 4-2 Management September 2004 3. Press the r eturn key , and the scr een below should appear . Figure 4-1: Secure T elnet C lient The login name is admin and password is the default password. After successful login, the screen should s how the ( Access Point Name )>[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Management 4-3 September 2004 Using Syslog and Activity Log Information The Information contains the ac tivity log link you can use for setting up a syslog server and viewing activity log information. From the ma in menu of the browser interface, under the Information h[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 4-4 Management September 2004 V iewing General, Log, S t ation, and St atistical Information The General information screen provides a summary of the current WG302 configuration settings. From the main Menu of the browser interface, c lick General to view the System St[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Management 4-5 September 2004 S t atistics The Information - S tatistic s screen provi des various LAN and WLAN statistics. Country/Region Displays the domain or region for which the wireless access point is licensed for use. It may not be legal to operate this wireless[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 4-6 Management September 2004 Figure 4-4: Wire less Access Point S t atus screen T able 4-1. St atistics Fields Field Description Wired Etherne t Received/T ransmitted Packets The number of packets sent since the WG302 was rest arted. Bytes The number of bytes sent sin[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Management 4-7 September 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 men[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 4-8 Management September 2004 Note: The W eb browser used to upload new firm ware into the WG302 must support HTTP uploads, such as Micros oft Internet Explorer 6.0 or above, or Netscape Navigato r 4.78 or above. 1. Download the new software file from NETGEA R, save it[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Management 4-9 September 2004 From the main menu Management heading, click the Backup/Restor e Settings link to bring up the menu shown below . Figure 4-5: Settings Ba ckup menu The three options displayed are d escribed in the following sections: Saving and Retrieving [...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 4-10 Management September 2004 Restoring the WG302 to the Factory Default Settings It is sometimes desirable to restore the wirele ss access point to the factory default settings. This can be done by using t he Restore function, which re stores all factory settings. Af[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Management 4-11 September 2004 From the main menu of the br owser interface, under the Management heading, click Chang e Password to bring up the menu shown below . Figure 4-6: Set Pass word menu T o change the password, first enter the old passwo rd, and then enter the[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 4-12 Management September 2004[...]

Advanced Configuration 5-1 September 2004 Chapter 5 Advanced Configuration This chapter describes how to configure the advanced features of your NETGEAR ProSafe W irele ss Access Point 802.1 1g WG302 : • IP Settings : Use the AP as a DHCP server for wireless client s. • Wir eless Settings : Set up AutoCell and configure advanced wireless LAN pa[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 5-2 Advanced Configuration September 2004 Underst anding Advanced Wireless Settings The advanced wireless se ttings menu enables configuration of the following: • AutoCell RF management • Advanced wireless parameters These options are discussed below . AutoCell RF [...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Advanced Configur ation 5-3 September 2004 Configuration AutoCell RF management is enabled by default. Figure 5-2: Advanced Wi reless Settings screen In this mode, AutoCell shrinks the size of cove rage to the minimum to reach clients but also shrinks the size of the be[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 5-4 Advanced Configuration September 2004 Additional AutoCell V iew Management Options Figure 5-3: AutoCell V iew wireless network AutoCell V iew is an available management tool that provides sophisticated views of your wireless network and enables managing the wireles[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Advanced Configur ation 5-5 September 2004 Configuring Wireless LAN Parameters 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 5-4: Advanced Wi reless Settings screen The[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 5-6 Advanced Configuration September 2004 Enabling Wireless Bridging and Repeating The NETGEAR ProSafe W ireless Ac cess Point 802. 1 1 g WG302 lets you build large bridged wireless networks. Figure 5-5: Advanced W ireless Settings Access Point Mo de settings Examples [...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Advanced Configur ation 5-7 September 2004 How to Configure a WG302 as a Point-to-Point Bridge Figure 5-6: Point-to-Point Br idge 1. Configure the WG302 (AP1) on LAN Segmen t 1 in Point-to-Point Bridge mode. 2. Configure the WG302 (AP2) on LAN Segmen t 2 in Point-to-Poi[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 5-8 Advanced Configuration September 2004 How to Configure Multi-Point Wireless Bridging Figure 5-7: Multi-Point bridging 1. Configure the Operating Mode of the WG302 Access Points. – WG302 (AP1) on LAN Segment 1 in Point-to-P oint Bridge mode with the Remote MAC Add[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Advanced Configur ation 5-9 September 2004 • All WG302 Access Points use the same SSID, Ch annel, authentication mode, if any , and encryption in use. • All Point-to-Point APs must have AP2’ s MAC address in its Remote AP MAC address field. 3. V erify connectivity[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 5-10 Advanced C onfiguration September 2004 – Configure the WG302 (AP3) in Repeater mo de with the Remote MAC Address of AP2. 2. V erify the following paramete rs for all access points: • V erify that the LAN network configuration the WG302 Access Points are config[...]

Troubleshooting 6-1 September 2004 Chapter 6 T roubleshooting This chapter provides information about tr oubleshooting y our NETGEAR ProSafe W ireless Access Point 802.1 1g WG302 . After each problem de scription, 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 th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 6-2 Troubleshooting September 2004 • Make sure the power adapter is connected to a functioning power outlet. If it is in a power strip, make sure the power strip is turn ed on. If it is plugged d irec tly into the wall, verify that it is not a switched outlet. • Ma[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Troubleshooting 6-3 September 2004 • The computer with the wireless adapter ma y not have the correct TCP/IP settings to communicate with the netw ork. Restart the computer and check tha t TCP/IP is set up properly for that network. The usual setting for W indows the [...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 6-4 Troubleshooting September 2004 • Check whether other PCs work. If they do, ensure that your PCs TCP/IP settings are correct. If using a Fixed (Static) IP Address, check the Subnet Mask, Default Gateway , DNS, and IP Addresses. • If the PCs are configured correc[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Specifications A-1 September 2004 Appendix A S pecifications This appendix provides technical specificatio ns for the NETGEAR ProSafe W i reless Access Point 802.1 1g WG302 . S pecifications for the WG302 Parameter NETGEAR ProSafe Wireless Access Point 802 .1 1g WG302 8[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 A-2 Specifications September 2004[...]

Wireless Networking Basics B-1 September 2004 Appendix B Wireless Networking Basics This chapter provides an overview of W ireless networking. Wireless Networking Overview The WG302 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. 1 1b o r g [...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 B-2 Wireless Networking B asics September 2004 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. [...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Wireless Networking Basics B-3 September 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 Equ i[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 B-4 Wireless Networking B asics September 2004 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 T[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Wireless Networking Basics B-5 September 2004 Figure B-2: Shared key auth entication 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[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 B-6 Wireless Networking B asics September 2004 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[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Wireless Networking Basics B-7 September 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 [...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 B-8 Wireless Networking B asics September 2004 Note: The avai lable channels supported by the wireless products in va rious coun tries 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 A[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Wireless Networking Basics B-9 September 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 tes[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 B-10 Wirele ss Networ king Ba sics September 2004 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[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Wireless Networking Basics B-11 September 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 Pre-shared key . Pre-shared key is an authentication method that [...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 B-12 Wirele ss Networ king Ba sics September 2004 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 net[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Wireless Networking Basics B-13 September 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 (8 02.1x or Pre-sh[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 B-14 Wirele ss Networ king Ba sics September 2004 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 lo[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Wireless Networking Basics B-15 September 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 initializa[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 B-16 Wirele ss Networ king Ba sics September 2004 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 data pa ckets that fail the mes sag e integrity code (MIC)[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Wireless Networking Basics B-17 September 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[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 B-18 Wirele ss Networ king Ba sics September 2004 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-comp[...]

Command Line Reference C-1 September 2004 Appendix C Command Line Reference The NETGEAR ProSafe W ire less Access Point 802. 1 1g WG302 (AP) can be confi gured either through the command line interface (CLI), a W eb br owser , or an MIB browser . The CLI allows viewing and modificatio n of the configurat ion from a terminal or PC through a telnet c[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 C-2 Command Line Reference September 2004 get set del keyword Description --- --- --- ---------------------- ------------------------------- [X] [X] | ‘-secondary --<null> [X] [X] |-wins --<null> [X] [X] | |-primary --<null> [X] [X] | ‘-secondary [...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Command Line Refe rence C-3 September 2004 get set del keyword Description --- --- --- ---------------------- ------------------------------- [X] [X] |-rate --wireless transmit rate [X] [X] |-ssid --wireless network name (1-32 chars) [X] [X] |-ssidsuppress --wireless SS[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 C-4 Command Line Reference September 2004 get set del keyword Description --- --- --- ---------------------- ------------------------------- [X] [X] [X] |-key --wireless wep key setting [X] [X] | |-type --wireless wep key type [X] [X] | |-default --wireless wep default[...]

September 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 prov[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 2 Glossary September 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 calle[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Glossary 3 September 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[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 4 Glossary September 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, 134.177.244.57). Ranges of addresses are assigned by Internic, an organizati[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Glossary 5 September 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 [...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 6 Glossary September 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 add[...]

Reference Manua l for the NETGEAR ProSaf e Wireless Access Point 802.11g WG30 2 Glossary 7 September 2004 WINS WINS. W indows Internet Naming Servi ce is a server process for reso lving W indows-based computer names to IP addresses. Wir eless Network Name (SSID) W i reless Network Name (SSID ) is the name assigned to a wireless network. This is the[...]

Reference Manual for th e NETGEAR Pr oSafe Wire less Access P oint 802.11g WG302 8 Glossary September 2004[...]

Index 1 Numerics 802.1 1b B-1 A ad-hoc mode B-2 Auto MDI/MDI-X D-2 Auto Uplink 2-4, D-2 B Basic W ireless Connectivity 3-19 Basic W i reless Settings 3-9, 3-12, 3-15 BSSID B-2 C Carrier Sense Multiple Access with Collision A voidance 5-4 Carrier Sense Multiple Access with Collision Detection 5-4 Cat5 cable D-2 configuration erasing 4-10 restore 4-8[...]

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, 4-5 W ireless Security 3-4[...]