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NETGEAR WGM124 Setup Manual

Netgear wireless router setup manual
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NETGEAR Wireless
Router Setup Manual
NETGEAR, Inc.
4500 Great America Parkway
Santa Clara, CA 95054 USA
Version 1.0
December 2004
December 2004

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  • Page 1 NETGEAR Wireless Router Setup Manual NETGEAR, Inc. 4500 Great America Parkway Santa Clara, CA 95054 USA Version 1.0 December 2004 December 2004...
  • Page 2 In the interest of improving internal design, operational function, and/or reliability, NETGEAR reserves the right to make changes to the products described in this document without notice. NETGEAR does not assume any liability that may occur due to the use or application of the product(s) or circuit layout(s) described herein.
  • Page 3 Serie auf die Erfüllung der Vorschriften hin zu überprüfen. Certificate of the Manufacturer/Importer It is hereby certified that the Pre-N Wireless Router WGM124 has been suppressed in accordance with the conditions set out in the BMPT-AmtsblVfg 243/1991 and Vfg 46/1992. The operation of some equipment (for example, test transmitters) in accordance with the regulations may, however, be subject to certain restrictions.
  • Page 4 Product and Publication Details Model Number: Publication Date: Product Family: Product Name: Home or Business Product: Language: WGM124 December 2004 router Pre-N Wireless Router WGM124 Home English December 2004...

  • Page 5: Table Of Contents

    About This Guide Audience, Conventions, and Formats ...1-1 How to Use This Manual ...1-2 How to Print this Manual ...1-3 Chapter 2 Getting to Know Your NETGEAR Wireless Router Package Contents ...2-1 The Front Panel ...2-2 The Rear Panel ...2-2 Chapter 3 Connecting the Router to the Internet Prepare to Install Your Wireless Router ...3-1...
  • Page 6 Erasing the Configuration ...5-3 Upgrading the Wireless Router Software ...5-3 Chapter 6 Troubleshooting Common Problems Basic Functioning ...6-1 Power Light Not On ...6-1 Lights Never Turn Off ...6-2 LAN or Internet (WAN) Port Lights Not On ...6-2 Troubleshooting the Web Configuration Interface ...6-2 Troubleshooting the ISP Connection ...6-3 Troubleshooting a TCP/IP Network Using a Ping Utility ...6-5 Testing the LAN Path to Your Router ...6-5...
  • Page 7 Ethernet Cabling ...B-11 Category 5 Cable Quality ... B-12 Inside Twisted Pair Cables ... B-13 Uplink Switches, Crossover Cables, and MDI/MDIX Switching ... B-14 Appendix C Preparing Your Network What You Need To Use a Router with a Broadband Modem ... C-1 Cabling and Computer Hardware ...
  • Page 8 Appendix D Wireless Networking Basics Wireless Networking Overview ... D-1 Infrastructure Mode ... D-1 Ad Hoc Mode (Peer-to-Peer Workgroup) ... D-2 Network Name: Extended Service Set Identification (ESSID) ... D-2 Wireless Channels ... D-2 WEP Wireless Security ... D-4 WEP Authentication ... D-4 WEP Open System Authentication ...

  • Page 9: About This Guide

    This manual is written for NETGEAR wireless routers. Table 1-2. Manual Publication Details Product Version Manual Publication Date Note: Product updates are available on the NETGEAR Web site at http://kbserver.netgear.com. About This Guide Pre-N Wireless Router WGM124 December 2004 December 2004...

  • Page 10: How To Use This Manual

    • button to access the full NETGEAR, Inc. online knowledge base for the product model. • Links to PDF versions of the full manual and individual chapters.

  • Page 11: How To Print This Manual

    Tip: If your printer supports printing two pages on a single sheet of paper, you can save paper and printer ink by selecting this feature. About This Guide NETGEAR Wireless Router Setup Manual link at the top left of any page. Chapter” link at the top right of any page in the chapter you want link at the top left of any page.
  • Page 12 NETGEAR Wireless Router Setup Manual About This Guide December 2004...

  • Page 13: Getting To Know Your Netgear Wireless Router

    • Registration, Warranty Card, and Support Information Card. If any of the parts are incorrect, missing, or damaged, contact your NETGEAR dealer. Keep the carton, including the original packing materials, in case you need to return the router for repair.

  • Page 14: The Front Panel

    WLAN Link/ACT Blink Green Amber The Rear Panel The rear panel of the WGM124 router contains the items listed below. • AC power adapter outlet • Four LAN ports • Internet (WAN) Ethernet port for connecting the router to a cable or DSL modem •...

  • Page 15: Connecting The Router To The Internet

    Connecting the Router to the Internet This chapter describes how to set up the router on your local area network (LAN) and connect to the Internet. You will find out how to configure your wireless router for Internet access. Follow these instructions to set up your router. Prepare to Install Your Wireless Router •...

  • Page 16: Troubleshooting Tips

    NETGEAR Wireless Router Setup Manual Troubleshooting Tips Here are some tips for correcting simple problems you may have. Be sure to restart your network in this sequence: 1) Turn off the modem, wireless router, and computer; 2) Turn on the modem, wait two minutes;...

  • Page 17: How To Manually Configure Your Internet Connection

    Enter your Account Name (may also be called Host Name) and Domain Name. These parameters may be necessary to access your ISP’s services such as mail or news servers. Connecting the Router to the Internet NETGEAR Wireless Router Setup Manual ISP Does Require Login for the router password, both in lower password...
  • Page 18 NETGEAR Wireless Router Setup Manual Internet IP Address: If your ISP has assigned you a permanent, fixed (static) IP address for your computer, select “Use static IP address”. Enter the IP address that your ISP assigned. Also enter the netmask and the Gateway IP address. The Gateway is the ISP’s router to which your router will connect.

  • Page 19: Netgear Product Registration, Support, And Documentation

    Click Apply to save your settings. Click the Test button to verify you have Internet access. NETGEAR Product Registration, Support, and Documentation Register your product at http://www.NETGEAR.com/register. Registration is required before you can use our telephone support service. Product updates and Web support are always available by going to: http://kbserver.netgear.com.
  • Page 20 NETGEAR Wireless Router Setup Manual Connecting the Router to the Internet December 2004...

  • Page 21: Optimizing Wireless Connectivity And Security

    The full manual with detailed how to instructions is available on line at http://kbserver.netgear.com/ and via the Documentation link in the configuration utility of the wireless router.

  • Page 22: Implement Appropriate Wireless Security

    Restrict Access Based on MAC Address. You can restrict access to only trusted computers so that unknown computers cannot wirelessly connect to the WGM124. MAC address filtering adds an obstacle against unwanted access to your network, but the data broadcast over the wireless link is fully exposed.

  • Page 23: Understanding Wireless Settings

    SSID for that network. • Region. This field identifies the region where the WGM124 can be used. It may not be legal to operate the wireless features of the wireless router in a region other than one of those identified in this field.
  • Page 24 Automatic No wireless security. WEP offers the following options: • Open System With Open Network Authentication and 64- or 128-bit WEP Data Encryption, the WGM124 does perform 64- or 128-bit data encryption but does not perform any authentication. • Shared Key Shared Key authentication encrypts the SSID and data.

  • Page 25: Information To Gather Before Changing Basic Wireless Settings

    WPA-PSK as well and are configured with the correct Passphrase. Use the procedures described in the reference manual to configure the WGM124. The reference manual is available on line at http://kbserver.netgear.com.

  • Page 26: Default Factory Settings

    NETGEAR Wireless Router Setup Manual Default Factory Settings When you first receive your WGM124, the default factory settings are shown below. You can restore these defaults with the Factory Default Restore button on the rear panel. After you install the wireless router, use the procedures below to customize any of the settings to better meet your networking needs.

  • Page 27: Doing Basic Router Housekeeping

    This chapter describes how to use some of the maintenance features of your Pre-N Wireless Router WGM124. These features can be found by clicking on the Maintenance heading in the Main Menu of the browser interface. Other maintenance features not presented in this chapter can be found accessed via links in the browser interface of the wireless router to the User Guide and in the help screens.

  • Page 28: Configuration File Management

    NETGEAR Wireless Router Setup Manual To change the password, first enter the old password, then enter the new password twice. Click Apply. Configuration File Management The configuration settings of the wireless router are stored within the wireless router in a configuration file.

  • Page 29: Erasing The Configuration

    The routing software of the wireless router is stored in FLASH memory, and can be upgraded as new software is released by NETGEAR. Upgrade files can be downloaded from the NETGEAR Web site. If the upgrade file is compressed (.ZIP file), you must first extract the file before sending it to the wireless router.
  • Page 30 NETGEAR Wireless Router Setup Manual Figure 5-3: Router Upgrade menu To upload new firmware: Download and unzip the new software file from NETGEAR. In the Router Upgrade menu, click the Browse button and browse to the location of the upgrade file Click Upload.

  • Page 31: Troubleshooting Common Problems

    • Check that you are using the power adapter supplied by NETGEAR for this product. If the error persists, you have a hardware problem and should contact technical support. Troubleshooting Common Problems...

  • Page 32: Lights Never Turn Off

    NETGEAR Wireless Router Setup Manual Lights Never Turn Off When the router is turned on, the lights turns on for about 10 seconds and then turn off. If all the lights stay on, there is a fault within the router.

  • Page 33: Troubleshooting The Isp Connection

    IP address from the ISP. You can determine whether the request was successful using the Web Configuration Manager. To check the WAN IP address: Launch your browser and select an external site such as www.netgear.com Access the Main Menu of the router’s configuration at http://192.168.1.1. Troubleshooting Common Problems NETGEAR Wireless Router Setup Manual to find your computer’s IP address.
  • Page 34 NETGEAR Wireless Router Setup Manual Under the Maintenance heading, select Router Status Check that an IP address is shown for the WAN Port If 0.0.0.0 is shown, your router has not obtained an IP address from your ISP. If your router is unable to obtain an IP address from the ISP, you may need to force your cable or DSL modem to recognize your new router by performing the following procedure: Turn off power to the cable or DSL modem.

  • Page 35: Troubleshooting A Tcp/Ip Network Using A Ping Utility

    Reply from < IP address >: bytes=32 time=NN ms TTL=xxx If the path is not working, you see this message: Request timed out Troubleshooting Common Problems NETGEAR Wireless Router Setup Manual “Install or Verify Windows C-9. Alternatively, you may configure your computer “Install or Verify Windows Networking...

  • Page 36: Testing The Path From Your Computer To A Remote Device

    NETGEAR Wireless Router Setup Manual If the path is not functioning correctly, you could have one of the following problems: • Wrong physical connections — Make sure the LAN port LED is on. If the LED is off, follow the instructions in or Internet (WAN) Port Lights Not —...

  • Page 37: Restoring The Default Configuration And Password

    If the wireless router fails to restart or the power light continues to blink or turns solid amber, the unit may be defective. If the error persists, you might have a hardware problem and should contact technical support. Troubleshooting Common Problems NETGEAR Wireless Router Setup Manual December 2004...
  • Page 38 NETGEAR Wireless Router Setup Manual Troubleshooting Common Problems December 2004...

  • Page 39: Technical Specifications

    This appendix provides technical specifications for the Pre-N Wireless Router WGM124. Network Protocol and Standards Compatibility Data and Routing Protocols: Power Adapter North America: United Kingdom, Australia: Europe: Japan: All regions (output): Physical Specifications Dimensions: Weight: Environmental Specifications Operating temperature:...
  • Page 40 NETGEAR Wireless Router Setup Manual Wireless Radio Data Rates Frequency Data Encoding: Maximum Computers Per Wireless Network: Operating Frequency Ranges: 802.11 Security: 1, 2, 5.5, 6, 9, 12, 18, 24, 36, 48, and 54 Mbps Auto Rate Sensing, and pre-N up to 108 Mbps 2.4-5Ghz...

  • Page 41: Network, Routing, And Firewall Basics

    Routers vary in performance and scale, number of routing protocols supported, and types of physical WAN connection they support. The Pre-N Wireless Router WGM124 is a small office router that routes the IP protocol over a single-user broadband connection.

  • Page 42: Routing Information Protocol

    NETGEAR Wireless Router Setup Manual Routing Information Protocol One of the protocols used by a router to build and maintain a picture of the network is the Routing Information Protocol (RIP). Using RIP, routers periodically update one another and check for changes to add to the routing table.
  • Page 43 Class D addresses are used for multicasts (messages sent to many hosts). Class D addresses are in this range: 224.0.0.0 to 239.255.255.255. • Class E Class E addresses are for experimental use. Network, Routing, and Firewall Basics NETGEAR Wireless Router Setup Manual Node Node Node 7261 December 2004...

  • Page 44: Netmask

    NETGEAR Wireless Router Setup Manual This addressing structure allows IP addresses to uniquely identify each physical network and each node on each physical network. For each unique value of the network portion of the address, the base address of the range (host address of all zeros) is known as the network address and is not usually assigned to a host.
  • Page 45 Note: The number 192.68.135.127 is not assigned because it is the broadcast address of the first subnet. The number 192.68.135.128 is not assigned because it is the network address of the second subnet. Network, Routing, and Firewall Basics NETGEAR Wireless Router Setup Manual Subnet Node 7262...
  • Page 46 NETGEAR Wireless Router Setup Manual The following table lists the additional subnet mask bits in dotted-decimal notation. To use the table, write down the original class netmask and replace the 0 value octets with the dotted-decimal value of the additional subnet bits. For example, to partition your Class C network with subnet mask 255.255.255.0 into 16 subnets (4 bits), the new subnet mask becomes 255.255.255.240.

  • Page 47: Private Ip Addresses

    Internet. The internal LAN IP addresses can be either private addresses or registered addresses. For more information about IP address translation, refer to RFC 1631, The IP Network Address Translator (NAT). Network, Routing, and Firewall Basics NETGEAR Wireless Router Setup Manual December 2004...

  • Page 48: Mac Addresses And Address Resolution Protocol

    NETGEAR Wireless Router Setup Manual The following figure illustrates a single IP address operation. Private IP addresses assigned by user 192.168.0.2 192.168.0.3 192.168.0.1 192.168.0.4 192.168.0.5 Figure B-3: Single IP Address Operation Using NAT This scheme offers the additional benefit of firewall-like protection because the internal LAN addresses are not available to the Internet through the translated connection.

  • Page 49: Related Documents

    Many of the resources on the Internet can be addressed by simple descriptive names such as www.NETGEAR.com. This addressing is very helpful at the application level, but the descriptive name must be translated to an IP address in order for a user to actually contact the resource. Just as...

  • Page 50: Ip Configuration By Dhcp

    NETGEAR Wireless Router Setup Manual IP Configuration by DHCP When an IP-based local area network is installed, each computer must be configured with an IP address. If the computers need to access the Internet, they should also be configured with a gateway address and one or more DNS server addresses.

  • Page 51: Stateful Packet Inspection

    NETGEAR Wireless Router Setup Manual Stateful Packet Inspection Unlike simple Internet sharing routers, a firewall uses a process called stateful packet inspection to ensure secure firewall filtering to protect your network from attacks and intrusions. Since user-level applications such as FTP and Web browsers can create complex patterns of network traffic, it is necessary for the firewall to analyze groups of network connection states.

  • Page 52: Category 5 Cable Quality

    NETGEAR Wireless Router Setup Manual Table B-1. UTP Ethernet cable wiring, straight-through Wire color Signal Orange/White Transmit (Tx) + Orange Transmit (Tx) - Green/White Receive (Rx) + Blue Blue/White Green Receive (Rx) - Brown/White Brown Category 5 Cable Quality Category 5 distributed cable that meets ANSI/EIA/TIA-568-A building wiring standards can be a maximum of 328 feet (ft.) or 100 meters (m) in length, divided as follows:...

  • Page 53: Inside Twisted Pair Cables

    Figure B-4 illustrates straight-through twisted pair cable. Figure B-4: Straight-Through Twisted-Pair Cable Figure B-5 illustrates crossover twisted pair cable. Figure B-5: Crossover Twisted-Pair Cable Network, Routing, and Firewall Basics NETGEAR Wireless Router Setup Manual December 2004 B-13...

  • Page 54: Uplink Switches, Crossover Cables, And Mdi/Mdix Switching

    NETGEAR Wireless Router Setup Manual Figure B-6: Category 5 UTP Cable with Male RJ-45 Plug at Each End Note: Flat “silver satin” telephone cable may have the same RJ-45 plug. However, using telephone cable results in excessive collisions, causing the attached port to be partitioned or disconnected from the network.
  • Page 55 NETGEAR Wireless Router Setup Manual The wireless router incorporates Auto Uplink technology (also called MDI/MDIX). Each LOCAL Ethernet port will automatically sense whether the Ethernet cable plugged into the port should have a normal connection (e.g. connecting to a computer) or an uplink connection (e.g.
  • Page 56 NETGEAR Wireless Router Setup Manual B-16 Network, Routing, and Firewall Basics December 2004...

  • Page 57: Appendix C Preparing Your Network

    This appendix describes how to prepare your network to connect to the Internet through the Pre-N Wireless Router WGM124 and how to verify the readiness of broadband Internet service from an Internet service provider (ISP). Note: If an ISP technician configured your computer during the installation of a...

  • Page 58: Internet Configuration Requirements

    — For Macintosh computers, record the settings in the TCP/IP or Network control panel. • You may also refer to the NETGEAR Wireless Router Setup CD for the NETGEAR Router ISP Guide which provides Internet connection information for many ISPs.

  • Page 59: Record Your Internet Connection Information

    Internet Protocol). Each computer on your network must have TCP/IP installed and selected as its networking protocol. If a Network Interface Card (NIC) is already installed in your computer, then TCP/IP is probably already installed as well. Preparing Your Network NETGEAR Wireless Router Setup Manual aaa@yyy.com mail.xxx.yyy.com , then use xxx.yyy.com...

  • Page 60: Configuring Windows 95, 98, And Me For Tcp/Ip Networking

    NETGEAR Wireless Router Setup Manual Most operating systems include the software components you need for networking with TCP/IP: • Windows ® 95 or later includes the software components for establishing a TCP/IP network. • Windows 3.1 does not include a TCP/IP component. You need to purchase a third-party TCP/ IP application package such as NetManage Chameleon.
  • Page 61 Select Adapter, and then click Add. Select the manufacturer and model of your Ethernet adapter, and then click OK. If you need TCP/IP: Click the Add button. Select Protocol, and then click Add. Preparing Your Network NETGEAR Wireless Router Setup Manual December 2004...
  • Page 62 NETGEAR Wireless Router Setup Manual Select Microsoft. Select TCP/IP, and then click OK. If you need Client for Microsoft Networks: Click the Add button. Select Client, and then click Add. Select Microsoft. Select Client for Microsoft Networks, and then click OK.
  • Page 63 • Ethernet adapter is present • TCP/IP is present • Primary Network Logon is set to Windows logon Click on the Properties button. The following TCP/IP Properties window will display. Preparing Your Network NETGEAR Wireless Router Setup Manual December 2004...

  • Page 64: Selecting Windows' Internet Access Method

    NETGEAR Wireless Router Setup Manual • By default, the IP Address tab is open on this window. • Verify the following: Obtain an IP address automatically is selected. If not selected, click in the radio button to the left of it to select it. This setting is required to enable the DHCP server to automatically assign an IP address.

  • Page 65: Configuring Windows Nt4, 2000 Or Xp For Ip Networking

    From the drop-down box, select your Ethernet adapter. The window is updated to show your settings, which should match the values below if you are using the default TCP/IP settings that NETGEAR recommends for connecting through a router or gateway: •...

  • Page 66: Dhcp Configuration Of Tcp/Ip In Windows Xp, 2000, Or Nt4

    NETGEAR Wireless Router Setup Manual DHCP Configuration of TCP/IP in Windows XP, 2000, or NT4 You will find there are many similarities in the procedures for different Windows systems when using DHCP to configure TCP/IP. The following steps will walk you through the configuration process for each of these versions of Windows.
  • Page 67 • Click the Properties button to view details about the connection. • The TCP/IP details are presented on the Support tab page. • Select Internet Protocol, and click Properties to view the configuration information. Preparing Your Network NETGEAR Wireless Router Setup Manual December 2004 C-11...

  • Page 68: Dhcp Configuration Of Tcp/Ip In Windows 2000

    NETGEAR Wireless Router Setup Manual • Verify that the Obtain an IP address automatically radio button is selected. • Verify that Obtain DNS server address automatically radio button is selected. • Click the OK button. This completes the DHCP configuration of TCP/ IP in Windows XP.
  • Page 69 • Verify that at least the following two items are displayed and selected in the box of “Components checked are used by this connection:” • Client for Microsoft Networks and • Internet Protocol (TCP/IP) • Click OK. Preparing Your Network NETGEAR Wireless Router Setup Manual December 2004 C-13...
  • Page 70 NETGEAR Wireless Router Setup Manual • With Internet Protocol (TCP/IP) selected, click on Properties to open the Internet Protocol (TCP/IP) Properties dialogue box. • Verify that • Obtain an IP address automatically is selected. • Obtain DNS server address automatically is selected.

  • Page 71: Dhcp Configuration Of Tcp/Ip In Windows Nt4

    • Choose Settings from the Start Menu, and then select Control Panel. This will display Control Panel window. • Double-click the Network icon in the Control Panel window. The Network panel will display. • Select the Protocols tab to continue. Preparing Your Network NETGEAR Wireless Router Setup Manual December 2004 C-15...
  • Page 72 NETGEAR Wireless Router Setup Manual • Highlight the TCP/IP Protocol in the Network Protocols box, and click on the Properties button. C-16 December 2004 Preparing Your Network...

  • Page 73: Verifying Tcp/Ip Properties For Windows Xp, 2000, And Nt4

    Type ipconfig /all Your IP Configuration information will be listed, and should match the values below if you are using the default TCP/IP settings that NETGEAR recommends for connecting through a router or gateway: • The IP address is between 192.168.1.2 and 192.168.1.254 •...

  • Page 74: Configuring The Macintosh For Tcp/Ip Networking

    NETGEAR Wireless Router Setup Manual • The default gateway is 192.168.1.1 Type exit Configuring the Macintosh for TCP/IP Networking Beginning with Macintosh Operating System 7, TCP/IP is already installed on the Macintosh. On each networked Macintosh, you will need to configure TCP/IP to use DHCP.

  • Page 75: Verifying Tcp/Ip Properties For Macintosh Computers

    TCP/IP Control Panel. From the Apple menu, select Control Panels, then TCP/IP. The panel is updated to show your settings, which should match the values below if you are using the default TCP/IP settings that NETGEAR recommends: •...

  • Page 76: Verifying The Readiness Of Your Internet Account

    NETGEAR Wireless Router Setup Manual Verifying the Readiness of Your Internet Account For broadband access to the Internet, you need to contract with an Internet service provider (ISP) for a single-user Internet access account using a cable modem or DSL modem. This modem must be a separate physical box (not a card) and must provide an Ethernet port intended for connection to a Network Interface Card (NIC) in a computer.

  • Page 77: Obtaining Isp Configuration Information For Windows Computers

    (static) IP address. If no address is present, your account uses a dynamically-assigned IP address. Click “Obtain an IP address automatically”. Select the Gateway tab. Preparing Your Network NETGEAR Wireless Router Setup Manual xxx.yyy.com December 2004 C-21...

  • Page 78: Obtaining Isp Configuration Information For Macintosh Computers

    NETGEAR Wireless Router Setup Manual If an IP address appears under Installed Gateways, write down the address. This is the ISP’s gateway address. Select the address and then click Remove to remove the gateway address. Select the DNS Configuration tab.

  • Page 79: Restarting The Network

    NETGEAR Wireless Router Setup Manual Restarting the Network Once you’ve set up your computers to work with the firewall, you must reset the network for the devices to be able to communicate correctly. Restart any computer that is connected to the firewall.
  • Page 80 NETGEAR Wireless Router Setup Manual C-24 Preparing Your Network December 2004...

  • Page 81: Wireless Networking Basics

    Appendix D Wireless Networking Basics Wireless Networking Overview The wireless router conforms to the Institute of Electrical and Electronics Engineers (IEEE) 802.11g standard for wireless LANs (WLANs). On an 802.11 wireless link, data is encoded using direct-sequence spread-spectrum (DSSS) technology and is transmitted in the unlicensed radio spectrum at 2.5GHz.

  • Page 82: Ad Hoc Mode (Peer-To-Peer Workgroup

    NETGEAR Wireless Router Setup Manual 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 generally communicate with any other node. There is no access point involved in this configuration.
  • Page 83 There are only 11 usable wireless channels in the United States. It is recommended that you start using channel 1 and grow to use channel 6, and 11 when necessary, as these three channels do not overlap. Wireless Networking Basics NETGEAR Wireless Router Setup Manual Table D-1: Frequency Spread 2399.5 MHz - 2424.5 MHz...

  • Page 84: Wep Wireless Security

    The 802.11 standard defines several services that govern how two 802.11 devices communicate. The following events must occur before an 802.11 Station can communicate with an Ethernet network through an access point such as the one built in to the WGM124: Turn on the wireless station.

  • Page 85: Wep Open System Authentication

    The station sends an authentication request to the access point. The access point authenticates the station. The station associates with the access point and joins the network. Wireless Networking Basics NETGEAR Wireless Router Setup Manual Access Point 2) AP authenticates IN TER N ET...

  • Page 86: Wep Shared Key Authentication

    NETGEAR Wireless Router Setup Manual WEP Shared Key Authentication This process is illustrated in below. 802.11b Authentication Shared Key Steps 1) Authentication request sent to AP 2) AP sends challenge text Client 3) Client encrypts attempting challenge text and to connect...

  • Page 87: Key Size And Configuration

    NETGEAR Wireless Router Setup Manual Key Size and Configuration The IEEE 802.11 standard supports two types of WEP encryption: 40-bit and 128-bit. The 64-bit WEP data encryption method, allows for a five-character (40-bit) input. Additionally, 24 factory-set bits are added to the forty-bit input to generate a 64-bit encryption key. (The 24 factory-set bits are not user-configurable).

  • Page 88: How To Use Wep Parameters

    Shared Key Authentication. Note: Some 802.11 access points also support Use WEP for Authentication Only (Shared Key Authentication without data encryption). However, the WGM124 does not offer this option. WPA Wireless Security Wi-Fi Protected Access (WPA) is a specification of standards-based, interoperable security enhancements that increase the level of data protection and access control for existing and future wireless LAN systems.

  • Page 89: How Does Wpa Compare To Wep

    Access products. Starting August of 2003, all new Wi-Fi certified products will have to support WPA. NETGEAR will implement WPA on client and access point products and make this available in the second half of 2003. Existing Wi-Fi certified products will have one year to add WPA support or they will loose their Wi-Fi certification.

  • Page 90: How Does Wpa Compare To Ieee 802.11I

    NETGEAR Wireless Router Setup Manual How Does WPA Compare to IEEE 802.11i? WPA will be forward compatible with the IEEE 802.11i security specification currently under development. WPA is a subset of the current 802.11i draft and uses certain pieces of the 802.11i draft that are ready to bring to market today, such as 802.1x and TKIP.
  • Page 91 • Data integrity. TKIP includes a message integrity code (MIC) at the end of each plaintext message to ensure messages are not being spoofed. Wireless Networking Basics NETGEAR Wireless Router Setup Manual December 2004 D-11...

  • Page 92: Wpa Authentication: Enterprise-Level User Authentication Via 802.1X/Eap And Radius

    WPA supports Extensible Authentication Protocol (EAP). For environments without a RADIUS infrastructure, WPA supports the use of a preshared key. Together, these technologies provide a framework for strong user authentication. Windows XP implements 802.1x natively, and several Netgear switch and wireless access point products support 802.1x. D-12 Wired Network with Optional 802.1x Port Based Network...
  • Page 93 (i.e., 802.11 access point). The client sends an EAP-start message. This begins a series of message exchanges to authenticate the client. The access point replies with an EAP-request identity message. Wireless Networking Basics NETGEAR Wireless Router Setup Manual For example, a For example, a WPA-enabled AP...

  • Page 94: Wpa Data Encryption Key Management

    NETGEAR Wireless Router Setup Manual The client sends an EAP-response packet containing the identity to the authentication server. The access point responds by enabling a port for passing only EAP packets from the client to an authentication server located on the wired side of the access point. The access point blocks all other traffic, such as HTTP, DHCP, and POP3 packets, until the access point can verify the client's identity using an authentication server (e.g., RADIUS).
  • Page 95 NIC’s hardware in both the station and the access point. TKIP was a pragmatic compromise that allows organizations to deploy better security while AES capable equipment is being designed, manufactured, and incrementally deployed. Wireless Networking Basics NETGEAR Wireless Router Setup Manual December 2004 D-15...

  • Page 96: Is Wpa Perfect

    Product Support for WPA Starting in August, 2003, NETGEAR, Inc. wireless Wi-Fi certified products will support the WPA standard. NETGEAR, Inc. wireless products that had their Wi-Fi certification approved before August, 2003 will have one year to add WPA so as to maintain their Wi-Fi certification.

  • Page 97: Changes To Wireless Network Adapters

    So, to update you Windows wireless client, all you have to do is obtain the new WPA-compatible driver and install the driver. The firmware is automatically updated when the wireless network adapter driver is loaded in Windows. Wireless Networking Basics NETGEAR Wireless Router Setup Manual December 2004 D-17...

  • Page 98: Changes To Wireless Client Programs

    NETGEAR Wireless Router Setup Manual Changes to Wireless Client Programs Wireless client programs must be updated to permit the configuration of WPA authentication (and preshared key) and the new WPA encryption algorithms (TKIP and the optional AES component). To obtain the Microsoft WPA client program, visit the following Microsoft Web site.

  • Page 99: Glossary

    Glossary Use the list below to find definitions for technical terms used in this manual. List of Glossary Terms 802.11b IEEE specification for wireless networking at 11 Mbps using direct-sequence spread-spectrum (DSSS) technology and operating in the unlicensed radio spectrum at 2.5GHz. 802.11g A soon to be ratified IEEE specification for wireless networking at 54 Mbps using direct-sequence spread-spectrum (DSSS) technology and operating in the unlicensed radio spectrum at 2.5GHz.
  • Page 100 .com, .edu, .uk, etc. For example, in the address mail.NETGEAR.com, mail is a server name and NETGEAR.com is the domain. Short for digital subscriber line, but is commonly used in reference to the asymmetric version of this technology (ADSL) that allows data to be sent over existing copper telephone lines at data rates of from 1.5...
  • Page 101 NETGEAR Wireless Router Setup Manual MAC address The Media Access Control address is a unique 48-bit hardware address assigned to every network interface card. Usually written in the form 01:23:45:67:89:ab. Mbps Megabits per second. Point-to-Point Protocol PPP. A protocol allowing a computer using TCP/IP to connect directly to the Internet.
  • Page 102 NETGEAR Wireless Router Setup Manual Subnetting enables the network administrator to further divide the host part of the address into two or more subnets. In this case, a part of the host address is reserved to identify the particular subnet. This is easier to see if we show the IP address in binary format.

  • Page 103: Index

    Numerics 802.11b D-1 Account Name 3-3 Address Resolution Protocol B-8 ad-hoc mode D-2 Auto MDI/MDI-X B-15 Auto Uplink B-15 backup configuration 5-2 BSSID D-2 Cabling B-11 Cat5 cable B-12, C-1, G-1 configuration backup 5-2 erasing 5-3 restore 5-1 crossover cable 6-2, B-14, B-15 customer support 1-iii denial of service attack B-11 DHCP B-10...
  • Page 104 auto-generated 6-3 private B-7 translating B-9 IP configuration by DHCP B-10 IP networking for Macintosh C-18 for Windows C-4, C-9 LEDs troubleshooting 6-2 MAC address 6-7, B-8 spoofing 3-4, 6-4 Macintosh C-21 configuring for IP networking C-18 DHCP Client ID C-18 Obtaining ISP Configuration Information C-22 masquerading C-20 MDI/MDI-X B-15...
  • Page 105 Uplink switch B-14 USB C-20 WEP D-8 Wi-Fi D-1, D-4 Windows, configuring for IP routing C-4, C-9 winipcfg utility C-8 WinPOET C-20 Wired Equivalent Privacy. See WEP Wireless Access C-3 Wireless Ethernet D-1 Wireless Performance 4-1 Wireless Range Guidelines 4-1 Wireless Security 4-2 World Wide Web 1-iii WPA-PSK 4-4...

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