NETGEAR WGR826V - 54 Mbps Wireless Router Reference Manual
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NETGEAR WGR826V - 54 Mbps Wireless Router Reference Manual

NETGEAR WGR826V - 54 Mbps Wireless Router Reference Manual

54 mbps wireless router with phone adapter
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Reference Manual for the
54 Mbps Wireless Router
with Phone Adapter
WGR826V
NETGEAR, Inc.
4500 Great America Parkway
Santa Clara, CA 95054 USA
202-10051-01
March 2005
202-10051-01, March 2005

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  • Page 1 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V NETGEAR, Inc. 4500 Great America Parkway Santa Clara, CA 95054 USA 202-10051-01 March 2005 202-10051-01, March 2005...
  • 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 Refer to the Support Information Card that shipped with your WGR826V 54 Mbps Wireless Router with Phone Adapter. World Wide Web NETGEAR maintains a World Wide Web home page that you can access at the universal resource locator (URL) http://www.netgear.com. A direct connection to the Internet and a Web browser such as Internet Explorer or Netscape are required.
  • Page 4 This page intentionally left blank 202-10051-01, March 2005...

  • Page 5: Table Of Contents

    Audience, Scope, 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 ......................2-4 Chapter 3 Connecting the Router to the Internet Prepare to Install Your Wireless Router ................3-1...
  • Page 6 Chapter 5 Optimizing Wireless Connectivity and Security Observe Performance, Placement, and Range Guidelines ..........5-1 Implement Appropriate Wireless Security ..............5-2 Understanding Wireless Settings ...................5-3 Default Factory Settings ...................5-5 Information to Gather Before Changing Basic Wireless Settings ......5-6 Chapter 6 Doing Basic Router Housekeeping Changing the Administrator Password ................6-1 Reviewing the Router Status ..................6-2 Reviewing the Attached Devices ..................6-4...
  • Page 7 Troubleshooting the ISP Connection ................8-3 Troubleshooting a TCP/IP Network Using a Ping Utility ..........8-5 Testing the LAN Path to Your Router ...............8-5 Testing the Path from Your Computer to a Remote Device ........8-6 Restoring the Default Configuration and Password ............8-7 Appendix A Technical Specifications Appendix B...
  • Page 8 Internet Configuration Requirements ..............C-2 Where Do I Get the Internet Configuration Parameters? ........C-2 Record Your Internet Connection Information ............C-3 Preparing Your Computers for TCP/IP Networking ............C-3 Configuring Windows 95, 98, and Me for TCP/IP Networking ........C-4 Install or Verify Windows Networking Components ..........
  • Page 9 Shared Key Authentication ..................D-4 Overview of WEP Parameters ................D-5 Key Size ........................D-6 WEP Configuration Options ..................D-7 Wireless Channels ......................D-7 WPA and WPA2 Wireless Security ................D-8 How Does WPA Compare to WEP? ................ D-9 How Does WPA Compare to WPA2 (IEEE 802.11i)? ..........D-10 What are the Key Features of WPA and WPA2 Security? ........
  • Page 10 This page intentionally left blank Contents 202-10051-01, March 2005...

  • Page 11: About This Manual

    This manual is written for the WGR826V Wireless Router according to these specifications: Table 1-2. Manual Scope Product Version WGR826V 54 Mbps Wireless Router with Phone Adapter Manual Publication Date March 2005 Note: Product updates are available on the NETGEAR, Inc. Web site at http://kbserver.netgear.com/products/WGR826V.asp. About This Manual 202-10051-01, March 2005...

  • Page 12: 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 13: How To Print This Manual

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V How to Print this Manual To print this manual you can choose one of the following several options, according to your needs. • Printing a Page in the HTML View. Each page in the HTML version of the manual is dedicated to a major topic.
  • Page 14 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V This page intentionally left blank About This Manual 202-10051-01, March 2005...

  • Page 15: Getting To Know Your Netgear Wireless Router

    • Support Registration 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. Getting to Know Your NETGEAR Wireless Router...

  • Page 16: The Front Panel

    The 802.11g wireless interface is enabled. Internet The Internet port has detected a link with an attached device. Port Blink Data is being transmitted or received by the Internet port. Getting to Know Your NETGEAR Wireless Router 202-10051-01, March 2005...
  • Page 17 The LAN port has detected a 10 Mbps link with an attached device. An occasional quick flash of the phone LEDs is normal and indicates that the TA is communicating with the call agent. Getting to Know Your NETGEAR Wireless Router 202-10051-01, March 2005...

  • Page 18: The Rear Panel

    Two phone ports • Factory default reset push button • Three LAN phone ports • Internet (WAN) Ethernet port for connecting the router to a cable or DSL modem • Wireless antenna Getting to Know Your NETGEAR Wireless Router 202-10051-01, March 2005...

  • Page 19: Connecting The Router To The Internet

    Chapter 3 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.
  • Page 20 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Locate the Ethernet cable (cable 1 in the diagram) that connects your PC to the modem. Figure 3-1: Disconnect the Ethernet cable from the computer Disconnect the cable at the computer end only, point A in the diagram above. Look at the label on the bottom of the wireless router.
  • Page 21 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Securely insert the cable that came with your wireless router (the NETGEAR cable in the diagram below) into a LAN port on the router such as LAN port 4 (point C in the diagram), and the other end into the Ethernet port of your computer (point D in the diagram).
  • Page 22 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Power Call Agent Internet Port Wireless Phone 1 LAN Port 3 Figure 3-4: Verify the connections according to the status lights on the wireless router Check the wireless router status lights to verify the following: •...
  • Page 23 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 3. O PEN A BROWSER AND LOG IN TO THE ROUTER For DSL customers, if your Internet service provider had you install software logs you in to the Internet, do not run that software.
  • Page 24 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Note: If you cannot connect to the wireless router, verify your cables are connected correctly, that the router is powered on, and that the networking setup of your computer is set to obtain its settings automatically via DHCP.
  • Page 25 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 4. C ONFIGURE IRELESS OUTER TO ONNECT TO THE NTERNET Configure the router using the Basic Settings menu shown here: ISP Does Not Require Login ISP Does Require Login Figure 3-7: Browser-based configuration Basic Settings menus Connect to the wireless router by typing http://192.168.15.1 in the address field of your browser, then click Enter.
  • Page 26 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V If your Internet connection does not require a login, click No at the top of the Basic Settings menu and fill in the settings according to the instructions below. If your Internet connection does require a login, click Yes, and skip to step 5.
  • Page 27 Wireless Router from a computer with a wireless adapter. You are now connected to the Internet and the wireless feature of the wireless router is enabled! Next, configure your wireless computers to connect to the NETGEAR Network Name (SSID). Connecting the Router to the Internet...

  • Page 28: Now, Set Up A Computer For Wireless Connectivity

    NETGEAR WEP or WPA Security Disabled Warning: The Network Name (SSID) is case sensitive. Typing nETgear for the SSID will not work. If you need to verify the wireless settings of your wireless router, go to a computer that is connected via an Ethernet cable to the wireless router and simply open a browser.
  • Page 29 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Turn on the wireless router. Wait about 2 minutes Turn on the computer. Make sure the Ethernet cables are securely plugged in. • The Internet status light on the wireless router will be lit if the Ethernet cable to the wireless router from the modem is plugged in securely and the modem and wireless router are turned •...
  • Page 30 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V This page intentionally left blank 3-12 Connecting the Router to the Internet 202-10051-01, March 2005...

  • Page 31: Content Filtering

    Chapter 4 Content Filtering This chapter describes how to use the content filtering features of the WGR826V 54 Mbps Wireless Router with Phone Adapter to protect your network. These features can be found by clicking on the Content Filtering heading in the Main Menu of the browser interface. Content Filtering Overview The WGR826V 54 Mbps Wireless Router with Phone Adapter provides you with Web content filtering options, plus browsing activity reporting and instant alerts via e-mail.
  • Page 32 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Click on Firewall Rules on the Main menu bar to see the Firewall Rules page: Figure 4-1: Firewall Rules menu • Outbound Services: This lists all existing firewall rules for outbound traffic. If you have not defined any firewall rules, only the default firewall rule will be listed.
  • Page 33 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V To make changes to an existing firewall rule: Click the radio button at the beginning of that row in the table. Click the button for the desired actions: •...

  • Page 34: Outbound Services

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • Pass Through: This feature enables you to allow certain traffic, such as L2TP, PPTP and IPSec Protocols. When you enable a type of traffic, the Router allows that traffic to Internet. •...
  • Page 35 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • Services: Select the desired Service or application to be covered by this firewall rule. If the desired service or application does not appear in the list, you must define it using the Services menu.

  • Page 36: Inbound Services

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Inbound Services You can use this screen to define a new Inbound firewall rule, or edit an existing firewall rule. Firewall rules can be used to block or allow specific traffic. This feature is for Advanced Administrators only! Incorrect configuration will cause serious problems.
  • Page 37 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Note: Any inbound traffic which is not allowed by firewall rules you create will be blocked by the Default rule. BLOCK rules are only useful if the traffic is already covered by an ALLOW rule. (That is, you wish to block a sub-set of traffic which is currently allowed by another rule.) To define the Schedule used in these selections, use the "Schedule"...

  • Page 38: Blocking Access To Internet Sites

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Blocking Access to Internet Sites The WGR826V Wireless Router allows you to restrict access based on Web addresses and Web address keywords. Up to 255 entries are supported in the Keyword list. The Block Sites menu is shown in Figure 4-4 below:...

  • Page 39: Blocking Access To Internet Services

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Blocking Access to Internet Services The WGR826V Wireless Router allows you to block the use of certain Internet services by PCs on your network. This is called services blocking or port filtering. The Block Services menu is shown below: Figure 4-5: Block Services menu Services are functions performed by server computers at the request of client computers.

  • Page 40: Configuring A User Defined Service

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V To specify a service for blocking, click Add. The Add Services menu will appear, as shown below: Figure 4-6: Add Services menu From the Service Type list, select the application or service to be allowed or blocked. The list already displays several common services, but you are not limited to these choices.

  • Page 41: Scheduling When Blocking Will Be Enforced

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Scheduling When Blocking Will Be Enforced The WGR826V Wireless Router allows you to specify when blocking will be enforced. The Schedule menu is shown below: Figure 4-7: Schedule menu •...

  • Page 42: Viewing Logs Of Web Access Or Attempted Web Access

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Viewing Logs of Web Access or Attempted Web Access The log is a detailed record of what Web sites you have accessed or attempted to access. Up to 128 entries are stored in the log.
  • Page 43 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Log entries are described in Table 4-1 Table 4-1. Log entry descriptions Field Description Number The index number of the content filter log entries. 128 entries are available numbered from 0 to 127. The log will keep the record of the latest 128 entries.

  • Page 44: Configuring E-Mail Alert And Web Access Log Notifications

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Configuring E-Mail Alert and Web Access Log Notifications In order to receive logs and alerts by E-mail, you must provide your E-mail information in the E-Mail menu, shown below: Figure 4-9: Email menu •...
  • Page 45 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V – Day for sending log Specifies which day of the week to send the log. Relevant when the log is sent weekly or daily. – Time for sending log Specifies the time of day to send the log.
  • Page 46 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 4-16 Content Filtering 202-10051-01, March 2005...

  • Page 47: Optimizing Wireless Connectivity And Security

    Chapter 5 Optimizing Wireless Connectivity and Security This chapter describes how to configure the wireless features of your WGR826V Wireless Router. In planning your wireless network, you should consider the level of security required. You should also select the physical placement of your firewall in order to maximize the network speed. The full manual with detailed how to instructions is available via the Documentation link in the configuration utility of the WGR826V Wireless Router.

  • Page 48: Implement Appropriate Wireless Security

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Implement Appropriate Wireless Security Note: Indoors, computers can connect over 802.11b/g wireless networks at ranges of up to 300 feet. Such distances can allow for others outside of your immediate area to access your network.

  • Page 49: Understanding Wireless Settings

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • Turn Off the Wired LAN. If you disable the wireless LAN, wireless devices cannot communicate with the router at all. You might choose to turn off the wireless the LAN when you are away and the others in the household all use wired connections.
  • Page 50 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • Channel. This field determines which operating frequency will be used. It should not be necessary to change the wireless channel unless you notice interference problems with another nearby access point.

  • Page 51: Default Factory Settings

    Wireless Access Point Enabled SSID broadcast Enabled Network Name (SSID) NETGEAR WPA and WEP Security Disabled Warning: The Network Name (SSID) and passphrase are case sensitive. Typing nETgear for the SSID will not work. Optimizing Wireless Connectivity and Security 202-10051-01, March 2005...

  • Page 52: Information To Gather Before Changing Basic Wireless Settings

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Information to Gather Before Changing Basic Wireless Settings Before customizing your wireless settings, print this form and record the following information. • 802.11g Wireless Network Name (SSID): ______________________________ The SSID, identifies the wireless network.

  • Page 53: Doing Basic Router Housekeeping

    Chapter 6 Doing Basic Router Housekeeping This chapter describes how to use some of the maintenance features of your WGR826V 54 Mbps Wireless Router with Phone Adapter. 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 documentation and in the help screens.

  • Page 54: Reviewing The Router Status

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Reviewing the Router Status You can use the Router Status page to check the current settings for your Router. If something needs to be changed, you will have to change it on the relevant page. Click on Router Status on the Main menu bar to see the Router Status page: Figure 6-2: Router Status page •...
  • Page 55 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • Firmware Version: This is the current software the Router is using. This will change if you upgrade your Router. • WAN Port: These are the current settings that you set in the Basic Settings page. –...

  • Page 56: Reviewing The Attached Devices

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Reviewing the Attached Devices Click on Attached Devices on the Main menu bar to see the Attached Devices page: Figure 6-3: Attached Devices page This page shows the attached devices information. It lists out the device IP Address, Device Name, MAC (Media Access Control) Address, Lease Start Time and Lease End Time for each computer attached to the Router.

  • Page 57: Backing Up Your Settings

    If you have your browser set up to save downloaded files automatically, the file is saved to the your browser's download location on the hard disk and is called netgear.cfg. IMPORTANT! Once you start restoring settings or erasing the Router, do NOT try to go online, turn off the Router, shutdown the computer or do anything else to the Router until it finishes restarting! This should only take a minute or so.
  • Page 58 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V To restore settings from a backup file: Click Browse. Locate and select the previously saved backup file (by default, netgear.cfg). Click Restore. A window appears letting you know that the Router has been successfully restored to previous settings.

  • Page 59: Using Diagnostics

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Using Diagnostics Click on Diagnostics on the Main menu bar to see the Diagnostics page: Figure 6-5: Diagnostics page You can use this page to perform various diagnostics. For normal operation, these are not required. •...

  • Page 60: Reviewing The Voip And Qos Settings

    Perform a DNS Lookup: A DNS (Domain Name Server) converts the Internet name (e.g. www.netgear.com) to an IP address. If you need the IP address of a Web, FTP, Mail or other Server on the Internet, you can do a DNS lookup to find the IP address.
  • Page 61 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Click on VoIP and QoS Settings on the Main menu bar to see the VoIP and QoS Settings page: Figure 6-6: VoIP and QoS Settings page • Firmware Image and NTP Server –...
  • Page 62 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V – NTP Server -- Primary and Secondary - These are the NTP servers that the Router is currently configured with. • – MSS Value - This value indicates the Maximum Segment Size (MSS), which will be set to the TCP connections that are initiated while Voice call is in progress.
  • Page 63 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V – Digit Timer -This value in seconds indicates the Inter-digit timeout. When the customer does not dial expected number digits, the Router waits for this time after every digit dialed.
  • Page 64 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V – Codec Priorities - Indicates the codecs in the priority order to be sent to the server in call set up • PORT-2: – Phone Number - Telephone number of port -2 –...
  • Page 65 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • Click Digit Map to look at the digit map configured. Figure 6-8: Digit Map page Doing Basic Router Housekeeping 6-13 202-10051-01, March 2005...
  • Page 66 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 6-14 Doing Basic Router Housekeeping 202-10051-01, March 2005...

  • Page 67: Setting Up Advanced Router Configurations

    Chapter 7 Setting Up Advanced Router Configurations This chapter describes how to configure some of the advanced setup features of your WGR826V 54 Mbps Wireless Router with Phone Adapter. These features can be found by clicking on the Advanced heading in the Main Menu of the browser interface. Features not presented in this chapter are presented in the User Guide and help screens available by following the links in the browser interface of the wireless router.

  • Page 68: Configuring Lan Tcp/Ip Setup Parameters

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Configuring LAN TCP/IP Setup Parameters The router is shipped preconfigured to use private IP addresses on the LAN side, and to act.as a DHCP server. The router’s default LAN IP configuration is: •...

  • Page 69: Using The Router As A Dhcp Server

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Note: If you change the LAN IP address of the router while connected through the browser, you will be disconnected. You must then open a new connection to the new IP address and log in again.

  • Page 70: Using Address Reservation

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Using Address Reservation When you specify a reserved IP address for a computer on the LAN, that computer will always receive the same IP address each time it access the router’s DHCP server. Reserved IP addresses should be assigned to servers that require permanent IP settings.
  • Page 71 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Figure 7-2. Static Route Summary Table To add or edit a Static Route: Click the Add button to open the Add/Edit Menu, shown below. Figure 7-3. Static Route Entry and Edit Menu Type a route name for this static route in the Route Name box under the table.

  • Page 72: Configuring Wan Setup Options

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V As an example of when a static route is needed, consider the following case: • Your primary Internet access is through a cable modem to an ISP. • You have an ISDN router on your home network for connecting to the company where you are employed.

  • Page 73: Setting Up A Default Dmz Server

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Figure 7-4: WAN Setup menu. Setting Up a Default DMZ Server The default DMZ server feature is helpful when using some online games and videoconferencing applications that are incompatible with NAT. The router is programmed to recognize some of these applications and to work properly with them, but there are other applications that may not function well.

  • Page 74: Setting The Mtu Size

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Setting the MTU Size The default MTU size is usually fine. The normal MTU (Maximum Transmit Unit) value for most Ethernet networks is 1500 Bytes. For some ISPs, particularly some using PPPoE, you may need to reduce the MTU to 1492.
  • Page 75 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Click on Port Triggering on the Main menu bar to see the Port Triggering page: Figure 7-5: Port Triggering menus Once configured, operation is as follows: A PC makes an outgoing connection using a port number defined in the Port Triggering table. This Router records this connection, opens the INCOMING port or ports associated with this entry in the Port Triggering table, and associates them with the PC.

  • Page 76: Access Control List

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • Port Triggering Rules: This table lists the current rules: – Enable - Indicates if the rule is enabled or disabled. Generally, there is no need to disable a rule unless it interferes with some other function, such as Port Forwarding.
  • Page 77 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Click on Access Control on the Main menu bar to see the Access Control page: Figure 7-6: Access Control pages • Turn Access Control On: Select this option if you want to restrict the Internet access only to some specific PC's or devices.

  • Page 78: Upnp Setting

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V UPnP Setting Universal Plug and Play (UPnP) helps devices, such as Internet appliances and computers, access the network and connect to other devices as needed. UPnP devices can automatically discover the services from other registered UPnP devices on the network.
  • Page 79 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Click on Firmware Upgrade, Provisioning, VoIP and QoS Advanced Settings on the Main menu bar to see the Firmware Upgrade, Provisioning, VoIP and QoS Advanced Settings page: Figure 7-8: Firmware Upgrade, Provisioning, VoIP and QoS Advanced Settings page In this page you can select the mode of provisioning.
  • Page 80 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V This page intentionally left blank 7-14 Setting Up Advanced Router Configurations 202-10051-01, March 2005...

  • Page 81: Troubleshooting Common Problems

    • Check that you are using the 12V DC @ 1.5A output 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 82: Lights Never Turn Off

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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. If all lights are still on one minute after power up: •...

  • Page 83: Troubleshooting The Isp Connection

    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://192.168.15.1. Under the Maintenance heading, select Router Status...
  • Page 84 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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 85: Troubleshooting A Tcp/Ip Network Using A Ping Utility

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V A DNS server is a host on the Internet that translates Internet names (such as www addresses) to numeric IP addresses. Typically your ISP will provide the addresses of one or two DNS servers for your use.

  • Page 86: Testing The Path From Your Computer To A Remote Device

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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 “LAN or Internet (WAN) Port Lights Not On”...

  • Page 87: Restoring The Default Configuration And Password

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V — Your ISP could be rejecting the Ethernet MAC addresses of all but one of your computers. Many broadband ISPs restrict access by only allowing traffic from the MAC address of your broadband modem, but some ISPs additionally restrict access to the MAC address of a single computer connected to that modem.
  • Page 88 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V This page intentionally left blank Troubleshooting Common Problems 202-10051-01, March 2005...

  • Page 89: Technical Specifications

    Appendix A Technical Specifications This appendix provides technical specifications for the WGR826V 54 Mbps Wireless Router with Phone Adapter. Network Protocol and Standards Compatibility Data and Routing Protocols: TCP/IP, RIP-1, DHCP PPP over Ethernet (PPPoE) Power Adapter All regions (output): 12V DC @ 1.5A output Environmental Specifications Operating temperature:...
  • Page 90 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Operating Frequency Ranges: 2.412~2.462 GHz (US) 802.11 Security: 40-bits (also called 64-bits) and 128-bits WEP and WPA Technical Specifications 202-10051-01, March 2005...

  • Page 91: Network, Routing, And Firewall Basics

    Appendix B Network, Routing, and Firewall Basics This chapter provides an overview of IP networks, routing, and networking. Related Publications As you read this document, you may be directed to various RFC documents for further information. An RFC is a Request For Comment (RFC) published by the Internet Engineering Task Force (IETF), an open organization that defines the architecture and operation of the Internet.

  • Page 92: Routing Information Protocol

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Routers vary in performance and scale, number of routing protocols supported, and types of physical WAN connection they support. The WGR826V 54 Mbps Wireless Router with Phone Adapter is a small office router that routes the IP protocol over a single-user broadband connection.
  • Page 93 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V There are five standard classes of IP addresses. These address classes have different ways of determining the network and host sections of the address, allowing for different numbers of hosts on a network.

  • Page 94: Netmask

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • Class D 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.

  • Page 95: Subnet Addressing

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Subnet Addressing By looking at the addressing structures, you can see that even with a Class C address, there are a large number of hosts per network. Such a structure is an inefficient use of addresses if each end of a routed link requires a different network number.
  • Page 96 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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.

  • Page 97: Private Ip Addresses

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Table 8-2. Netmask Formats 255.255.255.252 255.255.255.254 255.255.255.255 Configure all hosts on a LAN segment to use the same netmask for the following reasons: • So that hosts recognize local IP broadcast packets When a device broadcasts to its segment neighbors, it uses a destination address of the local network address with all ones for the host address.

  • Page 98: Single Ip Address Operation Using Nat

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Single IP Address Operation Using NAT In the past, if multiple computers on a LAN needed to access the Internet simultaneously, you had to obtain a range of IP addresses from the ISP. This type of Internet account is more costly than a single-address account typically used by a single user with a modem, rather than a router.

  • Page 99: Mac Addresses And Address Resolution Protocol

    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 100: Ip Configuration By Dhcp

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V When a computer accesses a resource by its descriptive name, it first contacts a DNS server to obtain the IP address of the resource. The computer sends the desired message using the IP address.

  • Page 101: What Is A Firewall

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V What is a Firewall? A firewall is a device that protects one network from another, while allowing communication between the two. A firewall incorporates the functions of the NAT router, while adding features for dealing with a hacker intrusion or attack.

  • Page 102: Category 5 Cable Quality

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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...

  • Page 103: Inside Twisted Pair Cables

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Inside Twisted Pair Cables For two devices to communicate, the transmitter of each device must be connected to the receiver of the other device. The crossover function is usually implemented internally as part of the circuitry in the device.

  • Page 104: Uplink Switches, Crossover Cables, And Mdi/Mdix Switching

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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 105 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V The WGR826V 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 106 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V B-16 Network, Routing, and Firewall Basics 202-10051-01, March 2005...

  • Page 107: Appendix C Preparing Your Network

    Appendix C Preparing Your Network This appendix describes how to prepare your network to connect to the Internet through the WGR826V 54 Mbps Wireless Router with Phone Adapter 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 broadband modem, or if you configured it using instructions provided by your ISP, you may need to copy the current configuration information for use in the configuration of...

  • Page 108: 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 109: Record Your Internet Connection Information

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Record Your Internet Connection Information Print this page. Fill in the configuration parameters from your Internet Service Provider (ISP). ISP Login Name: The login name and password are case sensitive and must be entered exactly as given by your ISP.

  • Page 110: Configuring Windows 95, 98, And Me For Tcp/Ip Networking

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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. •...
  • Page 111 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Double-click the Network icon. The Network window opens, which displays a list of installed components: You must have an Ethernet adapter, the TCP/IP protocol, and Client for Microsoft Networks. Note: It is not necessary to remove any other network components shown in the Network window in order to install the adapter, TCP/IP, or Client for Microsoft Networks.
  • Page 112 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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. Restart your PC for the changes to take effect.
  • Page 113 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Locate your Network Neighborhood icon. • If the Network Neighborhood icon is on the Windows desktop, position your mouse pointer over it and right-click your mouse button. • If the icon is not on the desktop, •...

  • Page 114: Selecting Windows' Internet Access Method

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • 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.

  • Page 115: 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 116: Dhcp Configuration Of Tcp/Ip In Windows Xp, 2000, Or Nt4

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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 117 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • Now you should be at the Local Area Network Connection Status window. This box displays the connection status, duration, speed, and activity statistics. • Administrator logon access rights are needed to use this window.

  • Page 118: Dhcp Configuration Of Tcp/Ip In Windows 2000

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • 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 119 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • Click on the My Network Places icon on the Windows desktop. This will bring up a window called Network and Dial-up Connections. • Right click on Local Area Connection and select Properties. •...
  • Page 120 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • 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.

  • Page 121: Dhcp Configuration Of Tcp/Ip In Windows Nt4

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V DHCP Configuration of TCP/IP in Windows NT4 Once you have installed the network card, you need to configure the TCP/IP environment for Windows NT 4.0. Follow this procedure to configure TCP/IP with DHCP in Windows NT 4.0. •...
  • Page 122 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • Highlight the TCP/IP Protocol in the Network Protocols box, and click on the Properties button. C-16 Preparing Your Network 202-10051-01, March 2005...

  • Page 123: 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 192.168.15.2 and 192.168.15.253 •...

  • Page 124: Configuring The Macintosh For Tcp/Ip Networking

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • The default gateway is 192.168.15.1 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 125: 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 126: Verifying The Readiness Of Your Internet Account

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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 127: Obtaining Isp Configuration Information For Windows Computers

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • An IP address and subnet mask • A gateway IP address, which is the address of the ISP’s router • One or more domain name server (DNS) IP addresses •...

  • Page 128: Obtaining Isp Configuration Information For Macintosh Computers

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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 129: Restarting The Network

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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. After configuring all of your computers for TCP/IP networking and restarting them, and connecting them to the local network of your WGR826V Wireless Router, you are ready to access and configure the firewall.
  • Page 130 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V C-24 Preparing Your Network 202-10051-01, March 2005...

  • Page 131: Wireless Networking Basics

    Appendix D Wireless Networking Basics This chapter provides an overview of Wireless networking. Wireless Networking Overview The WGR826V Wireless Router conforms to the Institute of Electrical and Electronics Engineers (IEEE) 802.11b and 802.11g standards for wireless LANs (WLANs). On an 802.11b or g wireless link, data is encoded using direct-sequence spread-spectrum (DSSS) technology and is transmitted in the unlicensed radio spectrum at 2.5GHz.

  • Page 132: Ad Hoc Mode (Peer-To-Peer Workgroup

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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 133: 802.11 Authentication

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V • Shared Key. With Shared Key authentication, only those PCs that possess the correct authentication key can join the network. By default, IEEE 802.11 wireless devices operate in an Open System network.

  • Page 134: Shared Key Authentication

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V The access point authenticates the station. The station associates with the access point and joins the network. This process is illustrated below. 802.11b Authentication Open System Steps Access Point 1) Authentication request sent to AP 2) AP authenticates MODEL...

  • Page 135: Overview Of Wep Parameters

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V This process is illustrated below. 802.11b Authentication Shared Key Steps Access Point 1) Authentication request sent to AP MODEL FVM318 IN TER N ET W LA N LO CA L 2) AP sends challenge text Cable/DSL ProSafeWirelessVPN Security Firewall...

  • Page 136: Key Size

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Key Size 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.

  • Page 137: Wep Configuration Options

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V WEP Configuration Options The WEP settings must match on all 802.11 devices that are within the same wireless network as identified by the SSID. In general, if your mobile clients will roam between access points, then all of the 802.11 access points and all of the 802.11 client adapters on the network must have the same WEP settings.

  • Page 138: Wpa And Wpa2 Wireless Security

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Table D-4: 802.11b/g Radio Frequency Channels Channel Center Frequency Frequency Spread 2427 MHz 2414.5 MHz - 2439.5 MHz 2432 MHz 2419.5 MHz - 2444.5 MHz 2437 MHz 2424.5 MHz - 2449.5 MHz 2442 MHz 2429.5 MHz - 2454.5 MHz 2447 MHz...

  • Page 139: How Does Wpa Compare To Wep

    The Wi-Fi Alliance is now performing interoperability certification testing on Wi-Fi Protected Access products. Starting August of 2003, all new Wi-Fi certified products have to support WPA. NETGEAR is implementing WPA and WPA2 on client and access point products. The 802.11i standard was ratified in 2004.

  • Page 140: How Does Wpa Compare To Wpa2 (Ieee 802.11I

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V How Does WPA Compare to WPA2 (IEEE 802.11i)? WPA is forward compatible with the WPA2 security specification. WPA is a subset of WPA2 and used certain pieces of the early 802.11i draft, such as 802.1x and TKIP. The main pieces of WPA2 that are not included in WPA are secure IBSS (Ad-Hoc mode), secure fast handoff (for specialized 802.11 VoIP phones), as well as enhanced encryption protocols, such as AES-CCMP.
  • Page 141 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V The primary information conveyed in the Beacon frames is the authentication method and the cipher suite. Possible authentication methods include 802.1X and Pre-shared key. Pre-shared key is an authentication method that uses a statically configured pass phrase on both the stations and the access point.

  • Page 142: Wpa/Wpa2 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 pre-shared 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...
  • Page 143 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Client with a WPA/ WPA2-enabled wireless adapter and supplicant For example, a (Win XP, Funk, WPA/WPA2-enabled For example, a Meetinghouse) RADIUS server Controlled Port Figure D-4: 802.1x Authentication Sequence The AP sends Beacon Frames with WPA/WPA2 information element to the stations in the service set.

  • Page 144: Wpa/Wpa2 Data Encryption Key Management

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V 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.
  • Page 145 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Temporal Key Integrity Protocol (TKIP) WPA uses TKIP to provide important data encryption enhancements including a per-packet key mixing function, a message integrity check (MIC) named Michael, an extended initialization vector (IV) with sequencing rules, and a re-keying mechanism.

  • Page 146: Is Wpa/Wpa2 Perfect

    Product Support for WPA/WPA2 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 147: Changes To Wireless Access Points

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Changes to Wireless Access Points Wireless access points must have their firmware updated to support the following: • The new WPA/WPA2 information element To advertise their support of WPA/WPA2, wireless APs send the beacon frame with a new 802.11 WPA/WPA2 information element that contains the wireless AP's security configuration (encryption algorithms and wireless security configuration information).

  • Page 148: Changes To Wireless Client Programs

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Microsoft has worked with many wireless vendors to embed the WPA driver update in the wireless adapter driver. So, to update your Microsoft Windows wireless client, all you have to do is obtain the new WPA/WPA2-compatible driver and install the driver.

  • Page 149: Glossary

    Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Glossary Use the list below to find definitions for technical terms used in this manual. 802.11 Standard 802.11, or IEEE 802.11, is a type of radio technology used for wireless local area networks (WLANs). It is a standard that has been developed by the IEEE (Institute of Electrical and Electronic Engineers), http://standards.ieee.org.
  • Page 150 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V The purpose of 11d is to add features and restrictions to allow WLANs to operate within the rules of these countries. Equipment manufacturers do not want to produce a wide variety of country-specific products and users that travel do not want a bag full of country-specific WLAN PC cards.
  • Page 151 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Access Point (AP) A wireless LAN transceiver or "base station" that can connect a wired LAN to one or many wireless devices. Access points can also bridge to each other. There are various types of access points, also referred to as base stations, used in both wireless and wired networks.
  • Page 152 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V for cables or wires. Bluetooth is a frequency-hopping technology in the 2.4 GHz frequency spectrum, with a range of 30 feet and up to 11Mbps raw data throughput. Bridge A product that connects a local area network (LAN) to another local area network that uses the same protocol (for example, wireless, Ethernet or token ring).
  • Page 153 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V CSMA/CD (Carrier Sense Multiple Action/Collision Detection) A method of managing traffic and reducing noise on an Ethernet network. A network device transmits data after detecting that a channel is available. However, if two devices transmit data simultaneously, the sending devices detect a collision and retransmit after a random time delay.
  • Page 154 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V ESSID (more commonly referred to as SSID – Short Set Identifier) The identifying name of an 802.11 wireless network. When you specify your correct ESSID in your client setup you ensure that you connect to your wireless network rather than another network in range.
  • Page 155 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V IEEE (Institute of Electrical and Electronics Engineers) A membership organization (www.ieee.org) that includes engineers, scientists and students in electronics and allied fields. It has more than 300,000 members and is involved with setting standards for computers and communications.
  • Page 156 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V MAC (Media Access Control) Every wireless 802.11 device has its own specific MAC address hard-coded into it. This unique identifier can be used to provide security for wireless networks. When a network uses a MAC table, only the 802.11 radios that have had their MAC addresses added to that network's MAC table will be able to get onto the network.
  • Page 157 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V NIC (Network Interface Card) A type of PC adapter card that either works without wires (Wi-Fi) or attaches to a network cable to provide two-way communication between the computer and network devices such as a hub or switch. Most office wired NICs operate at 10 Mbps (Ethernet), 100 Mbps (Fast Ethernet) or 10/100 Mbps dual speed.
  • Page 158 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Range The distance away from your access point that your wireless network can reach. Most Wi-Fi systems will provide a range of a hundred feet or more. Depending on the environment and the type of antenna used, Wi-Fi signals can have a range of up to mile Residential gateway A wireless device that connects multiple PCs, peripherals and the Internet on a home network.
  • Page 159 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V Site survey The process whereby a wireless network installer inspects a location prior to putting in a wireless network. Site surveys are used to identify the radio- and client-use properties of a facility so that access points can be optimally placed.
  • Page 160 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V TCP/IP The underlying technology behind the Internet and communications between computers in a network. The first part, TCP, is the transport part, which matches the size of the messages on either end and guarantees that the correct message has been received.
  • Page 161 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V As a recent development, the debate over the legality of warchalking is still going on. The practice stems from the U.S. Depression-era culture of wandering hobos who would make marks outside of homes to indicate to other wanderers whether the home was receptive to drifters or was inhospitable.
  • Page 162 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V does not offer. With this feature, WPA provides roughly comparable security to VPN tunneling with WEP, with the benefit of easier administration and use. This is similar to 802.1x support and requires a RADIUS server in order to implement.
  • Page 163 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V secure transmission and authentication is particularly important to users unknown to each other. The authentication capability defined in the specification enables a secure access control mechanism for the service providers and for mobile users not utilizing VPN connections.
  • Page 164 Reference Manual for the 54 Mbps Wireless Router with Phone Adapter WGR826V This page intentionally left blank Glossary 202-10051-01, March 2005...

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