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About This Manual

The NETGEAR®ADSL2+ Modem Wireless Router DG834Gv4 Reference Manual describes how

to install, configure, and troubleshoot the 54 Mbps ADSL2+ Modem Wireless Router Model

DG834Gv4.

Who Should Use This Book

The information in this manual is intended for readers with intermediate to advanced system

management skills.

This document was created primarily for the system administrator who wishes to install and

configure the ADSL2+ Modem Wireless Router in a network. It assumes that the reader has a

general understanding of switch platforms and a basic knowledge of Ethernet and networking

concepts. To install this modem router, it is not necessary to understand and use all of its

capabilities. Once basic configuration is performed, it will function in a network using its

remaining factory default settings. However, a greater level of configuration—anywhere from the

basic up to the maximum possible—will allow your network the full benefit of the switch’s

features. The Web interface simplifies this configuration at all levels.

How to Use This Book

This document describes configuration menu commands for the ADSL2+ Modem Wireless Router

software. The commands can all be accessed from the Web interface.

•Chapter 1, “Connecting Your Router to the Internet,” describes how to use the Smart Wizard

Discovery utility to set up your router so that you can communicate with it.

•Chapter 2, “Wireless Configuration,” describes how to configure the wireless features

•Chapter 3, “Protecting Your Network,” describes how to configure the basic firewall features.

•Chapter 4, “Managing Your Network,” describes how describes how to perform network

management tasks.

•Chapter 5, “Advanced Configuration,” describes how to configure advanced features.

•Chapter 6, “Virtual Private Networking,” describes how to configure the virtual private

networking (VPN) features.

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•Chapter 7, “Troubleshooting,” describes how to troubleshoot your modem router.

•Appendix A, “Technical Specifications,” gives ADSL2+ Modem Wireless Router

specifications, lists default feature values, and provides information about features that are

supported but are not user-configurable.

•Appendix B, “NETGEAR VPN Configuration,” presents a case study on how to configure a

secure IPSec VPN tunnel from a NETGEAR DG834Gv4 modem router to a NETGEAR

FVL328 VPN firewall.

•Appendix C, “Related Documents,” provides links to reference documents.

Conventions, Formats, and Scope

The conventions, formats, and scope of this manual are described in the following paragraphs:

•Typographical Conventions. This manual uses the following typographical conventions:

•Formats. This manual uses the following formats to highlight special messages:

Italic Emphasis, books, CDs, file and server names, extensions

Bold User input, IP addresses, GUI screen text

Fixed Command prompt, CLI text, code

italic URL links

Note: This format is used to highlight information of importance or special interest.

Tip: This format is used to highlight a procedure that will save time or resources.

Warning: Ignoring this type of note might result in a malfunction or damage to the

equipment.

ADSL2+ Modem Wireless Router DG834Gv4 Reference Manual

v1.0, July 2008

•Scope. This manual is written for the ADSL2+ Modem Wireless Router according to these

specifications:

For more information about network, Internet, firewall, and VPN technologies, see the links to the

NETGEAR website in Appendix C, “Related Documents.”

How to Use This Manual

The HTML version of this manual includes the following:

• Buttons, and , for browsing forward or backward through the manual one page

at a time.

• A button that displays the table of contents and an button that displays an

index. Double-click on a link in the table of contents or index to navigate directly to where the

topic is described in the manual.

• A 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.

How to Print this Manual

To print this manual, choose one of the following options:

•Printing a page from HTML. Each page in the HTML version of the manual is dedicated to

a major topic. Select File > Print from the browser menu to print the page contents.

Danger: This is a safety warning. Failure to take heed of this notice might result in

personal injury or death.

Product Version 54 Mbps ADSL2+ Modem Wireless Router Model DG834Gv4

Manual Publication Date July 2008

Note: Product updates are available on the NETGEAR, Inc. website at

http://www.netgear.com/support.

ADSL2+ Modem Wireless Router DG834Gv4 Reference Manual

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•Printing from PDF. Your computer must have the free Adobe Acrobat Reader installed in

order for you to view and print PDF files. The Acrobat Reader is available on the Adobe

website at http://www.adobe.com.

– Printing a PDF chapter.

• Click the PDF of This Chapter link at the top left of any page in the chapter you want

to print. The PDF version of the chapter you were viewing opens in a browser

window.

• Click the print icon in the upper left of your browser window.

– Printing a PDF version of the Complete Manual.

• Click the Complete PDF Manual link at the top left of any page in the manual. The

PDF version of the complete manual opens in a browser window.

• Click the print icon in the upper left of your browser window. Printing the Full

Manual.

Tip: If your printer supports printing two pages on a single sheet of paper, you can

save paper and printer ink by selecting this feature.

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Revision History

Part Number Version

Number Date Description

202-10394-01 1.0 Product created

202-10394-01 2.0 September 2007 Reference Manual revised.

202-10394-02 1.0 July 2008 Screen shots updated, procedures updated, document

elements updated, and the following features added or

updated:

• Automatic Daylight Savings Time Adjustment. See

“Setting Your Time Zone” in Chapter 3.

• Remote management from up to ten IP addresses. See

“Enabling Remote Management” in Chapter 4.

• Automatic Firmware Recovery. See “Automatic Firmware

Recovery” in Chapter 4.

• Internet Group Management Protocol version 2 (IGMP2).

See “Internet Group Management Protocol Version 2” in

Appendix A.

• Link Layer Topology Discovery (LLTD). See “Link Layer

Topology Discovery” in Appendix A.

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