NETGEARメーカーDG834GTの使用説明書/サービス説明書
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August 2004 202-10053-01 REFGD August 2004 NETGEAR , Inc. 4500 Great America Parkway Santa Clara, CA 95 054 USA Phone 1-888-NETGEAR Reference Manual for the Model DG834G T 108 Mbp s Super Wireless ADS.
ii August 2004 © 2004 by NETGEAR, Inc. All rights reserved. August 2004. T rademarks NETGEAR is a tr ademark of Netge ar , Inc. Microsoft, W indows, and W indow s NT are registered trademar ks o f Microsoft Corporation. Other brand and product names are registered tradem arks or trademarks of their respective holders.
August 2004 iii Bestätigung des Hers tellers/Importe urs Es wird hiermit bestätigt, daß das DG834G T 108 Mbps Supe r W ireless ADSL Router ge mäß der im BMP T -AmtsblVfg 243/1991 und Vfg 46/1992 aufgeführten Bestim mungen entstö rt ist. Das vorschrifts mäßig e Betreiben einiger Geräte (z.
August 2004 iv.
Contents v August 2004 Content s Chapter 1 About This Guide Audience, Conventions, Sc ope ................ ................ ............. ................. ................ ........ 1-1 How to Use this Manual .. ................. ................ ....
August 2004 vi Contents Record Y our Internet Connec tion Information ........................ ............. ................ ..... 3-3 Connecting the DG834G T to Y our LAN .... .... ... ... ... ... .... ... ... ... .... ... ... ... .... ... .........
Contents vii August 2004 How to Change the Built-In Password ................... ................ ................ ................ .. 5-1 Changing the Administrator Login T imeout .. ............. ............. ............. ................ ..... 5-2 Configuring Basic Firewall Services .
August 2004 viii Contents Enabling Security Event E-mail Notification . ................ ............. ............. ................ ...... 6-13 Running Diagnostic Utilities and Reboot ing t he Router ... ................ ................ ...........
Contents ix August 2004 T roubleshooting PPPoE or PPPo A .............. ................ ....................................... ..... 8-6 T roubleshooting Internet Browsing .... ............. ................ ................. ................ ......
August 2004 x Contents Appendix C Prep aring Y our Network Preparing Y our Computers for TCP/IP Networking ...... ... ... ....... ... ... ... .... ... ... ... ... .... ... ... . C-1 Configuring Windows 95, 98, and Me for TCP/ IP Networking ...........
Contents xi August 2004 Overview of WEP Parameters .. ................ ................ ............. ................ ................ . D-5 Key Size ....... ............ ................. ............. ................ ............. ............. ..
August 2004 xii Contents.
About This Guide 1-1 August 2004 Chapter 1 About This Guide Thank you for pu rchasing the NETGEAR ™ DG834G T 10 8 Mbps Super W ireless ADSL Router. Audience, Conventions, Scope This reference manual assumes that the reader h as basic-to-intermediate computer and Internet skills.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 1-2 About This Guide August 2004 How to Use this Manual The HTML version of this manu al includes these features. Figure 1 -1: HTML version of this manual 1. Left pane . Use the left pane to view the Conten ts, Index, Search, and Favorites tabs.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router About This Guide 1-3 August 2004 How to Print this Manual T o print this manual you can choose one of the fo llowing several options, a ccording to your needs. • Printing a “How T o” Sequence of S teps in the HTML V iew .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 1-4 About This Guide August 2004.
Introduction 2-1 August 2004 Chapter 2 Introduction This chapter describes the features of the N ETGEAR DG834G T 108 Mbps Super W ireless ADSL Router. The DG834G T Super W ireless ADSL Router is a com.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 2-2 Introduction August 2004 Key Features The DG834G T Super W ireless ADSL Rout er provides the following features: • 802.1 1g wireless networking, wi th the ability to operate in Auto 108 Mbps mode, 108 Mbps “turbo-g” only , the 802.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Introduction 2-3 August 2004 — 802.1 1b +g modes — 802.1 1g-only — 802.1 1b-only • 64-bit and 128-b it WEP encrypti on security . • WEP keys can be generate d manually or by passphrase.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 2-4 Introduction August 2004 • Smart W izard The router automatically senses the type of Internet connection, asking you only for the information required for your type of ISP acco unt.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Introduction 2-5 August 2004 • Classical IP (RFC 1577) Some Internet service providers, in Europe for example, use Classical IP in their ADSL services. In such ca ses, the router is able to use the Classical IP address from the ISP .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 2-6 Introduction August 2004 The router incorporates Auto Uplink TM technology .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Introduction 2-7 August 2004 Figure 2-2: DG834G T Front Panel Y ou can use the LEDs to verify various conditions. Ta b l e 2 - 1 lists and describes each LED on the front panel of the router .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 2-8 Introduction August 2004 The Router’ s Rear Panel The rear panel of the DG834G T 108 Mbps Super W ireless ADSL Router ( Figu re 2-3 ) contains port connections. T able 2-1.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Introduction 2-9 August 2004 Figure 2-3: DG834G T Rear Panel V iewed from left to right, the rear panel contains the followi.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 2-10 Introduction August 2004.
Connecting the Router to the Internet 3-1 August 2004 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.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 3-2 Connecting the Router to the Internet August 2004 Each device such as a telephone, fax machine, answering machine, or caller ID display will require an ADSL microfilter .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Connecting th e Rou te r to the Internet 3-3 August 2004 Internet Configuration Requirement s Depending on how your ISP set .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 3-4 Connecting the Router to the Internet August 2004 ISP Multiplexing Method and V irtual Cir c uit Number: The default settings of your DG834G T 108 Mbps Super W ireless ADSL Router will work fine for most ISPs.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Connecting th e Rou te r to the Internet 3-5 August 2004 Connecting the DG834G T to Y our LAN This section provides instruct ions for connecting the DG834G T Super W i reless ADSL Router.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 3-6 Connecting the Router to the Internet August 2004 . Figure 3-4: Connecting an ADSL microf ilter and phone Note: T o use a.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Connecting th e Rou te r to the Internet 3-7 August 2004 Figure 3-5: Connecting the DG834G T Super Wire less ADSL Router to an ADSL microfilter and phone c. Connect the Ethernet cable ( C) from your DG834G T’ s LAN port to the Ethernet adapter in your computer .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 3-8 Connecting the Router to the Internet August 2004 Figure 3-6: Connectin g a computer to the DG834G T Super Wireless ADSL Router Note: The DG834G T Su per Wireless ADSL Router incorporates Auto Uplink TM technology .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Connecting th e Rou te r to the Internet 3-9 August 2004 3. L OG IN TO THE DG834G T. Note: Y our computer needs to be config ured for DHCP . For instructions on config uring for DHCP , please see Appendix C, “Preparing Y our Network” .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 3-10 Connecting the Router to the Intern et August 2004 Figure 3-9: Setup Wizard 4. C ONNECT TO THE I NTERNET The router is now properly attached to yo ur n etwork. Y ou are now ready to configure your router to connect to the Internet.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Connecting th e Rou te r to the In te rn et 3-11 August 2004 Note: If instead of the Setup W izard menu, the main menu of the router’ s Configuration Manager as shown in Figure 3-15 appears, click the Setup W izard link in the upper left to bring up this menu.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 3-12 Connecting the Router to the Intern et August 2004 Figure 3-10: Setup W izard menu for PPPoE login account s Enter the PPPoE login user name and password.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Connecting th e Rou te r to the In te rn et 3-13 August 2004 Figure 3-12: Setup W izard menu for Dynamic IP addre ss Click Apply to set Dynamic IP as the connection method.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 3-14 Connecting the Router to the Intern et August 2004 4. Click the T est button to test your Internet connection. If the NETGEAR W eb site does not appear within one minute, refer to Chapter 8, “T roubleshooting” .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Connecting th e Rou te r to the In te rn et 3-15 August 2004 5. Click Apply to save the settings. 6. Click the T est button to test your Internet connection. If the NETGEAR W eb site does not appear within one minute, refer to Chapter 8, “T roubleshooting” .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 3-16 Connecting the Router to the Intern et August 2004 Figure 3-15: Basic Settings menu How to Perform Manual Configuration W e recommend that you start the manu al configuration from the Setup W izard: 1.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Connecting th e Rou te r to the In te rn et 3-17 August 2004 • Internet Connection Does No t Require a Login 6. Usually the default ADSL Settings work fine for most ISPs and you can skip this st ep.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 3-18 Connecting the Router to the Intern et August 2004 Note : Disabling NA T will reboot the router and re set all the DG834G T configuration settings to the factory default.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Connecting th e Rou te r to the In te rn et 3-19 August 2004 Internet Connection Does Note Require A Login 1. If your Internet connection does not require a login, select No a nd fill in the settings according to the instructions below .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 3-20 Connecting the Router to the Intern et August 2004 6. Router MAC Address: This section determines the Ethernet MAC addres s that will be used by the router on the Internet port.
Wireless Configuration 4-1 August 2004 Chapter 4 Wireless Configuration This chapter describes how to configure the wireless features of your DG834G T 108 Mbps Super W ireless ADSL Router. Considerations for a Wireless Network In planning your wire less network, you sh ou ld consider the level of se curity required.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 4-2 Wireless Configuration August 2004 The time it takes to establish a wireless connec tion can vary depending on both your security settings and placement. WEP connections can take slightly longer to establish.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Configuration 4-3 August 2004 • T urn Off the Broadcast of the W ireless Network Name SSID. If you disable broadcast of the SSID, only devices that have the correct SSID can connect.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 4-4 Wireless Configuration August 2004 Figure 4-2: Wire less Settings menu The following parameters are in the W ireless Settings menu: • Wir eless Network . — Name (SSID) .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Configuration 4-5 August 2004 Note: This value is case sen sitive. For example, Wi rel e s s is not the same as wireless . — Region . Select your region from the drop-down list.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 4-6 Wireless Configuration August 2004 — Wir eless Isolation. If enabled, W ireless Stations will not be able to communicate with each other or with S tations on the wired netwo rk.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Configuration 4-7 August 2004 How to Set Up and T est B asic Wireless Connectivity Follow the instructions below to set up and te st basic wireless conne ctivity .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 4-8 Wireless Configuration August 2004 5. Set the Channel. The default channel is 1 1.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Configuration 4-9 August 2004 Figure 4-4: Wire le ss Access Point settings Restricting Access to Y our Network by T urning Off Wireless Connectivity Y ou can completely turn off the wireless portion of the DG834G T.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 4-10 Wireless Configur ation August 2004 Figure 4-5. Wireless Access menu 3. Select the T urn Access Control On check box to enable restricting wireless computers by their MAC addresses.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Configuration 4 -11 August 2004 6. Make sure the T urn Acces s Control On ch eck box is selected, then click Apply . Now , only devices on this list will be allowed t o wirelessly connect to the DG834G T.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 4-12 Wireless Configur ation August 2004 • Automatic • Open System • Shared key Set your wireless adapter accord ing to the authentication sche me you choose for the DG834G T Super W ireless ADSL Router.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Configuration 4 -13 August 2004 How to Configure WEP T o configure WEP data encr yption, follow these steps: 1. Log in to the DG834G T firewall at its default LAN address of http://192.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 4-14 Wireless Configur ation August 2004 8. Click Apply to save your settings. How to Configure WP A-PSK Note : Not all wireless adapters support WP A. Furthe rmore, client software is required on the client.
Protecting Your Network 5-1 August 2004 Chapter 5 Protecting Y our Network This chapter describes how to u se the basic firewall features of the DG834G T 108 Mbps Super W ireless ADSL Router to prote ct your network.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 5-2 Protecting Yo ur Network August 2004 Figure 5-2: Set Pass word menu 3. T o change the passw ord, first enter the old p assword, and then enter the new password twice. 4. Click Apply to save your changes.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Protecting Your Network 5-3 August 2004 Blocking Keywords, Sites, and Services The router prov ides a variety of options for bloc king Internet based content and communications services.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 5-4 Protecting Yo ur Network August 2004 Figure 5-3: Block Sites menu 3. T o enable keyword bloc kin g, select one of the following: • Per Schedule—to turn on keyword blocking according to the settings on the S c hedule page.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Protecting Your Network 5-5 August 2004 7. Click Apply to save your settings. Firewall Rules Firewall rules are used to block or allow specific traffic passing through from one side of the router to the other .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 5-6 Protecting Yo ur Network August 2004 • T o edit an existing rule, select its button on the left side of the table and click Edit. • T o delete an existing rule, select its button on the left side of the table and click Delete.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Protecting Your Network 5-7 August 2004 Figure 5-5: Rule example: A Local Public W eb Server The parameters are: •S e r v i c e From this list, select the application or serv ice to be allowed or blocked.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 5-8 Protecting Yo ur Network August 2004 • W AN Users These settings determine which packets are co vered by the rule, based on their source (W AN) IP address. Select the desired option: • Any — all IP addresses are covered by this rule.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Protecting Your Network 5-9 August 2004 Figure 5-6: Rule example: V ideoconference from Restricted Address es Considerations.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 5-10 Protecting Yo ur Networ k August 2004 Following is an application example of outbound rules: Outbound Rule Example: Bloc.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Protecting Your Network 5 -1 1 August 2004 • LAN Users These settings determine which packets are co vered by the rule, based on their source LAN IP address. Select the desired option: • Any — all IP addresses are covered by this rule.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 5-12 Protecting Yo ur Networ k August 2004 Figure 5-8: Rules t able with examples For any traffic attempting to pass through .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Protecting Your Network 5 -1 3 August 2004 How to Define Services 1. Log in to the router at its default LAN address of http://192.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 5-14 Protecting Yo ur Networ k August 2004 Setting T imes and Scheduling Firewall Services The DG834G T Super W i reless ADSL Router uses the Network T ime Protocol (NTP) to obtain the current time and date from one of several Network T ime Se rvers on the Internet.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Protecting Your Network 5 -1 5 August 2004 Note: If your region uses Daylight Savings T ime , you must manually select Adjust for Daylight Savings T ime on the first day of Daylight Saving s T ime, and clear it at the end.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 5-16 Protecting Yo ur Networ k August 2004.
Managing Your Network 6-1 August 2004 Chapter 6 Managing Y our Network This chapter describes how to perform network management tasks with yo ur DG834G T 108 Mbps Super W ireless ADSL Router.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 6-2 Managing Your Ne twork August 2004 4. Sto r e t h e .cfg file on a computer on your n etwork. How to Restore the Conf iguration from a File 1. Log in to the router at its default LAN address of http://192.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Managing Your Network 6- 3 August 2004 How to Upgrade the Router Firmware Note: NETGEAR reco mmends that you back up your configuration b efo re doing a firmware upgrade. After the upgrade is complete, you may need to rest ore your configuration settings.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 6-4 Managing Your Ne twork August 2004 Network Management Information The DG834G T provides a variety of status and usage information which is dis cussed below .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Managing Your Network 6- 5 August 2004 Click the Show S tatistics button to disp lay router usage statistics, as shown in Figure 6-3 below: T able 6-1.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 6-6 Managing Your Ne twork August 2004 Figure 6-4: Router S tatistics scr een This screen shows the following statistics:. Click the Connection Status bu tton to display router conn ection status, as shown in Figure 6-5 and Figure 6-6 .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Managing Your Network 6- 7 August 2004 Figure 6-5: Connection S tatu s scr een for Dynamic IP Clicking the Renew button updates the status information. This screen shows the following statistics: T able 6-1.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 6-8 Managing Your Ne twork August 2004 An alternate view of the Connection Status screen is shown in Figure 6-6 belo w: Figure 6-6: Connection St atus screen for PPPoA Clicking the Renew button updates the status information.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Managing Your Network 6- 9 August 2004 V i ewing Att ached Devices The Attached Devices menu contains a table of all IP devic es that the router ha s discovered on the local network.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 6-10 Managing Your Networ k August 2004 Figure 6-8: Security Logs menu Log entries are described in T able 6-1 below:.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Managing Your Network 6-11 August 2004 Log action buttons are described in Ta b l e 6 - 2 below: Selecting What Information to Log Besides the standard information listed above, you can choose to log additional info rmation.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 6-12 Managing Your Networ k August 2004 Saving Log Files on a Server Y ou can choose to write the logs to a computer ru nning a syslog program. T o activate this feature, select to Broadcast on Lan or enter the IP address of the server where the Syslog file will be written.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Managing Your Network 6-13 August 2004 Enabling Security Event E-mail Notification In order to receive logs and alerts by e-mail, you must provide your e- mail information in the E-mail subheading: Figure 6-9: E-mail menu • T urn e-mail notification on .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 6-14 Managing Your Networ k August 2004 If the W eekly , Daily or Hourly option is selecte d and the log fills up before the specified period, the log is automatically e-mailed to the specified e-mail address.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Managing Your Network 6-15 August 2004 Enabling Remote Management Using the Remote Manageme nt page , you can allow a user or users on the Internet to configure, upgrade and check the status of your DG834 G T 108 Mbps Super Wireless ADSL Router.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 6-16 Managing Your Networ k August 2004 When accessing your router from the Internet, you will type your router's W AN IP address in your browser's Address (in IE) or Loc ation (in Netscape) box, follo wed by a colon (:) and the custom port number .
Advanced Configuration 7-1 August 2004 Chapter 7 Advanced Configuration This chapter describes how to configure the adva nced features of your DG8 34G T 108 Mbps Super W ireless ADSL Router.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 7-2 Advanced Configuration August 2004 Incoming traffic from the Internet is normally discarded by the router unless the traf fic is a response to one of your local comp uters or a service that you have configured in the Ports menu.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Advanced Configuration 7-3 August 2004 Connect Automatica lly , as Required Normally , this option should be en abled, so that an Internet conn ection will be made automatically , whenever Internet-bound traffic is detected.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 7-4 Advanced Configuration August 2004 These addresses are part of the Internet Engineering T ask Force (IETF)-designated private address range for use in private networks, and should be suitable in most applications.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Advanced Configuration 7-5 August 2004 • RIP V ersion This controls the format and th e broadcasting met hod of the RIP packets that the router sends. It recognizes both formats when receiving.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 7-6 Advanced Configuration August 2004 • An IP Address from the rang e you have defined • Subnet Mas k • Gateway IP Add.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Advanced Configuration 7-7 August 2004 How to Configure LAN TCP/IP Settings 1.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 7-8 Advanced Configuration August 2004 The router contains a client that can connect to a dynamic DNS service provider . T o use this feature, you must select a service provider and obtain an account with them.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Advanced Configuration 7-9 August 2004 7. T ype the User Na me for your dynamic DNS account.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 7-10 Advanced C onfiguration August 2004 In this case you must define a static route, tell ing your router that 134.177.0.0 should be accessed through the ISDN router at 192.168.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Advanced Configuration 7-11 August 2004 3. T o add or edit a Static Route: a. Click the Edit button to open the Edit Menu, shown in Figure 7-6 . Figure 7-6: S tatic Route Entry and Edit Men u b.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 7-12 Advanced C onfiguration August 2004.
Troubleshooting 8-1 August 2004 Chapter 8 T roubleshooting This chapter gives information about troubleshooting your DG834G T 108 Mbps Super W ireless ADSL Router. After each problem description, instru ctions are provided to help you diagnose and solve the problem.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 8-2 Troubleshooting August 2004 If a port’ s LED is lit, a link has been establis hed to the connected device. If a LAN port is connected to a 100 Mbps device, verify that the port’ s LED is green.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Troubleshooting 8-3 August 2004 • Make sure that power is turned on to the conn ected hu b or workstation. • Be sure you are using the correct cable: — When connecting th e router ’ s W AN ADSL port , use the cable that was supplied with the DG834G T.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 8-4 Troubleshooting August 2004 • Click the Refresh or Reload button in the W e b browser . The changes may have occurred, b u t the W eb browser ma y be caching the old configuration.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Troubleshooting 8-5 August 2004 If disconnecting telephon es does not result in a green W AN LED the problem may be one of the following: • Check that the telephone company has made the connection to your line and tested it.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 8-6 Troubleshooting August 2004 • Y our ISP only allows one Ethernet MAC address to connect to Internet, and may check for your computer ’ s MAC address.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Troubleshooting 8-7 August 2004 A DNS server is a host on the Internet that translates Interne t names (such as www addresses) to numeric IP addresses. T ypically your ISP will provide the addresses of one or two DNS servers for your use.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 8-8 Troubleshooting August 2004 • W rong phys ical co nnections — Make sure the LAN port LED is on. If the LED is of f, follow the instructions in “LAN or W AN Port LEDs Not On” on page 8-2 .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Troubleshooting 8-9 August 2004 Restoring the Default Co nfiguration and Password This section explains how to restore the fact ory default configuratio n settings, changing the router ’ s administration password to password and the IP address to 192.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router 8-10 Troubleshooting August 2004.
Technical Specifications A-1 August 2004 Appendix A T echnical S pecifications This appendix provides techni cal specifications for the DG834 G T 108 Mbps Super W ireless ADSL Router.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router A-2 T echnical Specifications August 2004 Electromagnetic Emissions Meets requirements of: FCC Part 15 Class B VCCI Class B EN 55 022 (CISPR 22 ), Class B Interface S p ecifications LAN: 10BASE-T or 100BASE-Tx, RJ-45 W AN: ADSL, RJ-1 1, pins 2 and 3 T1.
Network and Routing Basics B-1 August 2004 Appendix B Network and Routing Basics This chapter provides an overview of IP networks and routing. Related Publications As you read this document, you may be dire cte d to various RFC documents for further information.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router B-2 Network and Routing Basics August 2004 Routing Information Protocol One of the protocol s used b y a rout er to b uild an d maintain a picture of the network is the Routing Information Protocol (RIP).
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Network and Routing Basics B-3 August 2004 Figure 8-1: Three Main Add ress Classes The five address classes are: • Class A Class A addresses can have up to 16,777,214 hosts on a single network.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router B-4 Network and Routing Basics August 2004 This addressing structure allows IP addresses to uniquely identify each phys ical network and each node on each ph ysical network .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Network and Routing Basics B-5 August 2004 Subnet addressing al lows us to split one IP network ad dress into smaller multiple physical networks known as sub networks. Some of the node numbers are used as a su bnet number instead.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router B-6 Network and Routing Basics August 2004 The following table di splays several common netm ask values in both the dotted-decimal and the masklength formats.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Network and Routing Basics B-7 August 2004 When a device broadcasts to its segment neighb ors, it uses a destination address of the local network address with all ones for the host address.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router B-8 Network and Routing Basics August 2004 Figure 8-3: Sing le IP Address Operation Using NA T This scheme offers t he additional benefit of firewall-like protection because the internal LAN addresses are not available to the Internet thro ugh the translated connection.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Network and Routing Basics B-9 August 2004 Related Document s The station with the correct IP address responds with its own MAC address directly to the sending device. The receivin g station provides the tr ansmitting station with the required destination MAC address.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router B-10 Network and Routing Basi cs August 2004 The DG834G T Super W ireless ADSL Router also fu nctions as a DHCP client when connecting to the ISP .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Network and Routing Basics B-11 August 2004 Denial of Service Att ack A hacker may be able to prevent your network from operating or communicating by launching a Denial of Service (DoS) attack.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router B-12 Network and Routing Basi cs August 2004 10 ft. (3 m) from the wall outlet to the desktop device The patch panel and other connecting hardware must meet the requirements for 100 Mbps operation (Category 5 ).
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Network and Routing Basics B-13 August 2004 Figure B-2: Crossover T wisted-Pair Cable Figure B-3: Category 5 UTP Cable with Male RJ -4 5 Plug at Each End Note : Flat “silver satin” tele phone cable may have the same RJ-45 pl ug.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router B-14 Network and Routing Basi cs August 2004 When connecting a PC to a PC, or a hub port to another hub port, the transmit pair must be exchanged with the receive pair . This exchange is done by one of two mechanisms.
Preparing Your Netwo rk C-1 August 2004 Appendix C Prep aring Y our Network This appendix describes how to prepare your ne twork to connect to the Internet through the DG834G T 108 Mbps Super W ireless ADSL Router and how to verify the readiness of broadband Internet service from an Inte rnet service provider (ISP).
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router C-2 Preparing Yo ur Networ k August 2004 In your IP network, each PC and the router must be assigned a unique IP addresses.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Preparing Your Netwo rk C-3 August 2004 Y ou must have an Ethernet adapter , the TCP/IP protocol, and Client for Microsoft Networks. If you need to install a ne w adapter , follow these steps: a.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router C-4 Preparing Yo ur Networ k August 2004 If you need Client for Micro soft Networks: a. Click the Add button. b. Select Client, and then click Ad d. c. Select Microsoft. d. Select Client for Microsoft Networks, and then click OK.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Preparing Your Netwo rk C-5 August 2004 V erify the following settings as shown: • Client for Microsoft Network exists • Ethernet adapter is present • TCP/IP is present • Primary Network Logon is set to W indows logon Click on the Properties button.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router C-6 Preparing Yo ur Networ k August 2004 Selecting the Windows’ Internet Access Method 1. On the W indows taskbar , click the Start button, point to Settings, and th en click Control Panel.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Preparing Your Netwo rk C-7 August 2004 2. Ty p e winipcfg , and then click OK. The IP Configuration window opens, which lists (a mong other things), your IP address, subnet mask, and default gateway .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router C-8 Preparing Yo ur Networ k August 2004 DHCP Configuration of TCP/IP in Windows XP , 2000, or NT4 Y ou will find there are many similarities in th e procedures for different W indows systems when using DHCP to configure TCP/IP .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Preparing Your Netwo rk C-9 August 2004 • Now you should be at the Local Area Network Connection S tatus window . This box displays the conn ection status, duration, speed, and activity statistics.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router C-10 Preparin g Your Network August 2004 DHCP Configuration of TC P/IP in Windows 2000 Once again, after you have installed the network card, TCP/IP for W indows 2000 is configur ed .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Preparing Your Netwo rk C-11 August 2004 • Click on the My Network Places icon on the W indows desktop. This will bring up a window called Network and Dial-up Connectio ns. • Right click on Local Ar ea Connection a nd select Properties .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router C-12 Preparin g Your Network August 2004 • W ith Internet Protocol (TCP/IP) selected, click on Properties to open the Internet Protocol (TCP/IP) Propert ies dialogue box. • V erify that • Obtain an IP address automatically is selected.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Preparing Your Netwo rk C-13 August 2004 DHCP Configuration of TCP/IP in Windows NT4 Once you have installed the network card, you need to configure the TCP /IP environment for W indows NT 4.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router C-14 Preparin g Your Network August 2004 • Highlight the TCP/IP Pr otocol in the Network Protocols bo x, and click on the Properties button.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Preparing Your Netwo rk C-15 August 2004 V erifying TCP/IP Properties fo r Windows XP , 2000, and NT4 T o check your PC’ s TCP/IP configuration: 1. On the W indows taskbar, cl ick the Start button, and then click Run.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router C-16 Preparin g Your Network August 2004 • The default gateway is 192.168.0.1 4. Ty p e exit Configuring the Macintos h for TCP/IP Networking Beginning with Macintosh Operating System 7 , TCP/ IP is already installed on the Macintosh.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Preparing Your Netwo rk C-17 August 2004 2. If not already selected, select Built- in Ethernet in the Configure list. 3. If not already selected, Select Using DHCP in the TCP/IP tab.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router C-18 Preparin g Your Network August 2004 V erifying the Readiness of Y our 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 mode m.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Preparing Your Netwo rk C-19 August 2004 • An IP address and subnet mask • A gateway IP address, which is the address of.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router C-20 Preparin g Your Network August 2004 If an IP address appears under Installed Gatewa ys, write down the address. This is the ISP’ s gateway address. Select the address and then click Remove to remove the gateway address.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Preparing Your Netwo rk C-21 August 2004 Rest arting the Network Once you have set up your co mputers to work with the router , you must reset the network for the devices to be able to communicat e correctly .
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router C-22 Preparin g Your Network August 2004.
Wireless Networking Basics D-1 August 2004 Appendix D Wireless Networking Basics This chapter provides an overview of W ireless networking. Wireless Networking Overview The DG834G T Super W ireless ADSL Router conf orms to the Institute of Electrical and Electronics Engineers (IEEE) 802.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router D-2 Wireless Networking Basics August 2004 Ad Hoc Mode (Peer- to-Peer Workgroup) In an ad hoc network, computers are brought together as needed; thus, there is no structure or fixed points to the network - each node can g enerally communicate with any ot her node .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Networking Basics D-3 August 2004 • Shar ed Key . W ith Shared Key authentication, on ly those PCs that possess the correct authentication key can join the ne twork.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router D-4 Wireless Networking Basics August 2004 2. The access point auth enticates the station. 3. The station associates with the access point and joins the network. This process is illustrated below .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Networking Basics D-5 August 2004 Figure D-2: Shared key auth ent ication Overview of WEP Parameters Before enabling WEP on an 80 2.11 n e twork, you must first consider what type of encry p tion you require and the key size you wa nt to use.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router D-6 Wireless Networking Basics August 2004 Key Size The IEEE 802.1 1 standard su pports two types of WEP en cryption: 40-bit and 128-bit. The 64-bit WEP data encryption meth od allows for a five-character (40-bit) input.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Networking Basics D-7 August 2004 WEP Configuration Options The WEP settings must match on a ll 802.1 1 devices that are within the same wireless network as identified by the SSID.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router D-8 Wireless Networking Basics August 2004 Note: The available channels supported by the wireless products in va rious countries are dif ferent. For example, Channels 1 to 1 1 are supported in the U.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Networking Basics D-9 August 2004 The IEEE introduced the WEP as an optional security measure to secure 802.1 1b (W i-Fi) WLANs, but inherent weaknesses in the standard soon became obvious.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router D-10 Wireless Networking B asics August 2004 For 802.1 1, WEP encryption is optional.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Networking Basics D-11 August 2004 The strength of WP A comes from an integrated sequence of operations that encompass 802.1X/ EAP authentication and sophisticated key mana gement and encryption techn iques.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router D-12 Wireless Networking B asics August 2004 WP A Authentication: Enterprise-level User Authentication via 802.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Networking Basics D-13 August 2004 Figure D-4: 802.1x A uthenticat ion Sequenc e The AP sends Beacon Frames with WP A informatio n element to the stations in the service set.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router D-14 Wireless Networking B asics August 2004 3. The client sends an EAP-response packet containing the identity to the authentication server .
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Networking Basics D-15 August 2004 T emporal Key Integrity Protocol (TKIP) WP A uses TKIP to provide important data.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router D-16 Wireless Networking B asics August 2004 Is WP A Perfect? WP A is not without its vulnerabiliti es.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Wireless Networking Basics D-17 August 2004 • The new WP A information element T o advertise their support of WP A, wireless APs send the beac on frame with a ne w 802.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router D-18 Wireless Networking B asics August 2004 Changes to Wireless Client Programs W ireless client programs must be updated to pe rmit the configuration of WP A authentication (and preshared key) and the n e w WP A encryption algorithms (TKIP and the optional AES component).
Glossary -1 August 2004 Glossary 10BASE-T IEEE 802.3 specification for 10 Mbps Ethernet over twisted pair wiring. 100BASE-Tx IEEE 802.3 specification for 100 Mbps Ethernet over twisted pair wiring.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router -2 Glossary August 2004 Cat 5 Category 5 unshield ed twisted pair (UTP) cablin g.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Glossary -3 August 2004 IP Address A four-byte number uniquely defining each host on the Internet. Ranges of addresses are assigned by Internic, an or ganization f ormed for this purpose.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router -4 Glossary August 2004 Netmask A number that explains which part of an IP add ress comprises the network address and which part is the host address on that network. It can be expressed in dotted-decimal notation or as a number appended to the IP address.
Reference Manual for the Model DG8 34GT 108 Mbps Super Wireless ADSL Router Glossary -5 August 2004 router A device that for wards data between ne tworks.
Reference Manual for the Model DG834GT 108 Mbps Super Wireless ADSL Router -6 Glossary August 2004 Windows Internet Naming Service WINS. W indows Internet Naming Servi ce is a server process for resolving W indows-based computer names to IP addresses.
デバイスNETGEAR DG834GTの購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
NETGEAR DG834GTをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはNETGEAR DG834GTの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。NETGEAR DG834GTの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。NETGEAR DG834GTで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
NETGEAR DG834GTを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はNETGEAR DG834GTの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、NETGEAR DG834GTに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちNETGEAR DG834GTデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。