NETGEAR DG834N User manual

202-10394-01
April 2008
NETGEAR, Inc.
4500 Great America Parkway
Santa Clara, CA 95054 USA
DG834N RangeMax NEXT
Wireless ADSL2+ Modem
Router Reference Manual

ii
v1.0, April 2008
© 2006, 2007, 2008 by NETGEAR, Inc. All rights reserved.
Trademarks
NETGEAR, the NETGEAR logo, and RangeMax are trademarks or registered trademarks of NETGEAR, Inc. in the
United States and/or other countries. Microsoft, Windows, and Windows NT are registered trademarks and Vista is a
trademark of Microsoft Corporation. Other brand and product names are trademarks or registered trademarks of their
respective holders.
Statement of Conditions
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.
Federal Communications Commission (FCC) Compliance Notice: Radio Frequency Notice
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to
part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and
used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no
guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to
radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try
to correct the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
Federal Communications Commission (FCC) Radiation Exposure Statement
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. In order to avoid
the possibility of exceeding the FCC radio frequency exposure limits, human proximity to the antenna shall not be less
than 20 cm (8 inches) during normal operation.

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European Union Statement of Compliance
Hereby, NETGEAR, Inc. declares that this modem router is in compliance with the essential requirements and other
relevant provisions of Directive 1999/5/EC.
Èesky
[Czech] NETGEAR, Inc. tímto prohlašuje, že tento DG834N RangeMaxTM NEXT Wireless
ADSL2+ Modem Router je ve shodì se základními požadavky a dalšími pøíslušnými
ustanoveními smìrnice 1999/5/ES.
Dansk
[Danish] Undertegnede NETGEAR, Inc. erklærer herved, at følgende udstyr DG834N
RangeMaxTM NEXT Wireless ADSL2+ Modem Router overholder de væsentlige krav og
øvrige relevante krav i direktiv 1999/5/EF.
Deutsch
[German] Hiermit erklärt NETGEAR, Inc., dass sich das Gerät DG834N RangeMaxTM NEXT
Wireless ADSL2+ Modem Router in Übereinstimmung mit den grundlegenden
Anforderungen und den übrigen einschlägigen Bestimmungen der Richtlinie 1999/5/EG
befindet.
Eesti
[Estonian] Käesolevaga kinnitab NETGEAR, Inc. seadme DG834N RangeMaxTM NEXT Wireless
ADSL2+ Modem Router vastavust direktiivi 1999/5/EÜ põhinõuetele ja nimetatud
direktiivist tulenevatele teistele asjakohastele sätetele.
English Hereby, NETGEAR, Inc., declares that this DG834N RangeMaxTM NEXT Wireless
ADSL2+ Modem Router is in compliance with the essential requirements and other
relevant provisions of Directive 1999/5/EC.
Español
[Spanish] Por medio de la presente NETGEAR, Inc. declara que el DG834N RangeMaxTM NEXT
Wireless ADSL2+ Modem Router cumple con los requisitos esenciales y cualesquiera
otras disposiciones aplicables o exigibles de la Directiva 1999/5/CE.
Ελληνική
[Greek] ΜΕ ΤΗΝ ΠΑΡΟΥΣΑ NETGEAR, Inc. ΔΗΛΩΝΕΙ ΟΤΙ DG834N RangeMaxTM NEXT
Wireless ADSL2+ Modem Router ΣΥΜΜΟΡΦΩΝΕΤΑΙ ΠΡΟΣ ΤΙΣ ΟΥΣΙΩΔΕΙΣ
ΑΠΑΙΤΗΣΕΙΣ ΚΑΙ ΤΙΣ ΛΟΙΠΕΣ ΣΧΕΤΙΚΕΣ ΔΙΑΤΑΞΕΙΣ ΤΗΣ ΟΔΗΓΙΑΣ 1999/5/ΕΚ.
Français
[French] Par la présente NETGEAR, Inc. déclare que l'appareil DG834N RangeMaxTM NEXT
Wireless ADSL2+ Modem Router est conforme aux exigences essentielles et aux autres
dispositions pertinentes de la directive 1999/5/CE.
Italiano
[Italian] Con la presente NETGEAR, Inc. dichiara che questo DG834N RangeMaxTM NEXT
Wireless ADSL2+ Modem Router è conforme ai requisiti essenziali ed alle altre
disposizioni pertinenti stabilite dalla direttiva 1999/5/CE.
Latviski
[Latvian] Ar šo NETGEAR, Inc. deklarç, ka DG834N RangeMaxTM NEXT Wireless ADSL2+
Modem Router atbilst Direktîvas 1999/5/EK bûtiskajâm prasîbâm un citiem ar to
saistîtajiem noteikumiem.
Lietuviø
[Lithuanian] Šiuo NETGEAR, Inc. deklaruoja, kad šis DG834N RangeMaxTM NEXT Wireless
ADSL2+ Modem Router atitinka esminius reikalavimus ir kitas 1999/5/EB Direktyvos
nuostatas.

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A printed copy of the EU Declaration of Conformity certificate for this product is provided in the DG834N product
package.
Nederlands
[Dutch] Hierbij verklaart NETGEAR, Inc. dat het toestel DG834N RangeMaxTM NEXT Wireless
ADSL2+ Modem Router in overeenstemming is met de essentiële eisen en de andere
relevante bepalingen van richtlijn 1999/5/EG.
Malti
[Maltese] Hawnhekk, NETGEAR, Inc., jiddikjara li dan DG834N RangeMaxTM NEXT Wireless
ADSL2+ Modem Router jikkonforma mal-tiijiet essenzjali u ma provvedimenti orajn
relevanti li hemm fid-Dirrettiva 1999/5/EC.
Magyar
[Hungarian] Alulírott, NETGEAR, Inc. nyilatkozom, hogy a DG834N RangeMaxTM NEXT Wireless
ADSL2+ Modem Router megfelel a vonatkozó alapvetõ követelményeknek és az 1999/5/
EC irányelv egyéb elõírásainak.
Polski
[Polish] Niniejszym NETGEAR, Inc. oœwiadcza, ¿e DG834N RangeMaxTM NEXT Wireless
ADSL2+ Modem Router jest zgodny z zasadniczymi wymogami oraz pozosta³ymi
stosownymi postanowieniami Dyrektywy 1999/5/EC.
Português
[Portuguese] NETGEAR, Inc. declara que este DG834N RangeMaxTM NEXT Wireless ADSL2+
Modem Router está conforme com os requisitos essenciais e outras disposições da
Directiva 1999/5/CE.
Slovensko
[Slovenian] NETGEAR, Inc. izjavlja, da je ta DG834N RangeMaxTM NEXT Wireless ADSL2+ Modem
Router v skladu z bistvenimi zahtevami in ostalimi relevantnimi doloèili direktive 1999/5/
ES.
Slovensky
[Slovak] NETGEAR, Inc. týmto vyhlasuje, že DG834N RangeMaxTM NEXT Wireless ADSL2+
Modem Router spåòa základné požiadavky a všetky príslušné ustanovenia Smernice
1999/5/ES.
Suomi
[Finnish] NETGEAR, Inc. vakuuttaa täten että DG834N RangeMaxTM NEXT Wireless ADSL2+
Modem Router tyyppinen laite on direktiivin 1999/5/EY oleellisten vaatimusten ja sitä
koskevien direktiivin muiden ehtojen mukainen.
Svenska
[Swedish] Härmed intygar NETGEAR, Inc. att denna [utrustningstyp] står I överensstämmelse med
de väsentliga egenskapskrav och övriga relevanta bestämmelser som framgår av direktiv
1999/5/EG.

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v
Bestätigung des Herstellers/Importeurs
Es wird hiermit bestätigt, daß das DG834N RangeMaxTM NEXT Wireless ADSL2+ Modem Router gemäß der im
BMPT-AmtsblVfg 243/1991 und Vfg 46/1992 aufgeführten Bestimmungen entstört ist. Das vorschriftsmäßige Betreiben
einiger Geräte (z.B. Testsender) kann jedoch gewissen Beschränkungen unterliegen. Lesen Sie dazu bitte die
Anmerkungen in der Betriebsanleitung.
Das Bundesamt für Zulassungen in der Telekommunikation wurde davon unterrichtet, daß dieses Gerät auf den Markt
gebracht wurde und es ist berechtigt, die Serie auf die Erfüllung der Vorschriften hin zu überprüfen.
Certificate of the Manufacturer/Importer
It is hereby certified that the DG834N RangeMaxTM NEXT Wireless ADSL2+ Modem Router has been suppressed
in accordance with the conditions set out in the BMPT-AmtsblVfg 243/1991 and Vfg 46/1992. The operation of some
equipment (for example, test transmitters) in accordance with the regulations may, however, be subject to certain
restrictions. Please refer to the notes in the operating instructions.
Federal Office for Telecommunications Approvals has been notified of the placing of this equipment on the market
and has been granted the right to test the series for compliance with the regulations.
Voluntary Control Council for Interference (VCCI) Statement
This equipment is in the second category (information equipment to be used in a residential area or an adjacent area
thereto) and conforms to the standards set by the Voluntary Control Council for Interference by Data Processing
Equipment and Electronic Office Machines aimed at preventing radio interference in such residential areas.
When used near a radio or TV receiver, it may become the cause of radio interference.
Read instructions for correct handling.
Customer Support
Refer to the Support Information Card that shipped with your DG834N RangeMaxTM NEXT Wireless ADSL2+ Modem
Router.
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.

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Product and Publication Details
Model Number: DG834N
Publication Date: April 2008
Product Family: Wireless Modem Router
Product Name: DG834N RangeMaxTM NEXT Wireless ADSL2+ Modem Router
Home or Business Product: Home
Language: English
Publication Part Number: 202-10394-01
Publication Version Number: 1.0

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Contents
DG834N RangeMax NEXT Wireless ADSL2+ Modem Router Reference
Manual
About This Manual
Who Should Use This Book .............................................................................................. xi
How to Use This Book ...................................................................................................... xi
Conventions, Formats and Scope ....................................................................................xii
How to Use This Manual .................................................................................................xiii
How to Print this Manual ..................................................................................................xiii
Revision History ...............................................................................................................xiv
Chapter 1
Connecting Your Router to the Internet
Using the Setup Manual .................................................................................................1-2
What You Need before You Begin ..................................................................................1-2
Logging In to the Wireless Modem Router .....................................................................1-3
Auto-detecting Your Internet Connection ........................................................................1-5
Viewing or Manually Configuring Your ISP Settings .......................................................1-7
Understanding the Basic Settings Screen ......................................................................1-8
ADSL Settings .............................................................................................................. 1-11
How the Internet Connection Works ............................................................................. 1-11
Chapter 2
Wireless Configuration
Considerations for a Wireless Network ..........................................................................2-1
Observe Performance, Placement, and Range Guidelines .....................................2-1
Implement Appropriate Wireless Security ................................................................2-2
Understanding Wireless Settings ...................................................................................2-4
How to Set Up and Test Basic Wireless Connectivity ..............................................2-7
Understanding Wireless Security ...................................................................................2-8
Restricting Wireless Access to Your Network ..........................................................2-9

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Restricting Access to Your Network by Turning Off Wireless Connectivity ........2-9
Restricting Wireless Access Based on the Wireless Network Name (SSID) .....2-9
Restricting Wireless Access Based on the Wireless Station Access List ..........2-9
How to Configure WPA-PSK and WPA2-PSK Security .......................................... 2-11
Choosing Alternative Authentication and Encryption Methods ..............................2-12
How to Configure WEP ....................................................................................2-12
How to Configure WPA-802.1x and WPA2-802.1x ..........................................2-14
Chapter 3
Protecting Your Network
Protecting Access to Your Wireless Modem Router .......................................................3-1
How to Change the Built-In Password .....................................................................3-2
Changing the Administrator Login Time-out .............................................................3-3
Configuring Basic Firewall Services ...............................................................................3-3
Blocking Keywords, Sites, and Services ..................................................................3-3
How to Block Keywords and Sites ...........................................................................3-3
Firewall Rules .................................................................................................................3-5
Inbound Rules (Port Forwarding) .............................................................................3-6
Inbound Rule Example: A Local Public Web Server ..........................................3-7
Inbound Rule Example: Allowing Video conferencing .......................................3-8
Considerations for Inbound Rules .....................................................................3-9
Outbound Rules (Service Blocking) .........................................................................3-9
Outbound Rule Example: Blocking Instant Messenger .....................................3-9
Order of Precedence for Rules .............................................................................. 3-11
Services ........................................................................................................................3-12
How to Define Services ..........................................................................................3-12
Setting Times and Scheduling Firewall Services ..........................................................3-13
How to Set Your Time Zone ...................................................................................3-13
How to Schedule Firewall Services ........................................................................3-15
Chapter 4
Managing Your Network
Backing Up, Restoring, and Erasing Your Settings ........................................................4-1
How to Back Up the Configuration to a File .............................................................4-1
How to Restore the Configuration from a File ..........................................................4-2
How to Erase the Configuration ...............................................................................4-2
Upgrading the Wireless Modem Router’s Firmware .......................................................4-3

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How to Upgrade the Wireless Modem Router Firmware ..........................................4-3
Network Management Information .................................................................................4-4
Viewing the Wireless Modem Router Status and Usage Statistics ..........................4-4
Viewing Attached Devices ......................................................................................4-10
Viewing, Selecting, and Saving Logged Information ..............................................4-10
Selecting What Information to Log ..................................................................4-12
Saving Log Files on a Server ..........................................................................4-13
Examples of Log Messages ...................................................................................4-13
Activation and Administration ..........................................................................4-13
Dropped Packets .............................................................................................4-13
Enabling Security Event E-mail Notification .................................................................4-14
Running Diagnostic Utilities and Rebooting the Wireless Modem Router ....................4-15
Remote Management ...................................................................................................4-16
How to Configure Remote Management ................................................................4-16
Chapter 5
Advanced Configuration
Configuring Advanced Security ......................................................................................5-1
Setting Up a Default DMZ Server .............................................................................5-1
How to Configure a Default DMZ Server ...........................................................5-2
Other WAN Options .................................................................................................5-3
Configuring LAN IP Settings ...........................................................................................5-4
Configuring DHCP ....................................................................................................5-5
Use Router as DHCP Server .............................................................................5-6
How to Configure Reserved IP Addresses ........................................................5-6
Configuring LAN TCP/IP Settings ............................................................................5-7
Configuring Dynamic DNS .......................................................................................5-8
How to Configure Dynamic DNS ..............................................................................5-8
Using Static Routes ........................................................................................................5-9
Static Route Example ...............................................................................................5-9
How to Configure Static Routes .............................................................................5-10
How to Configure Universal Plug and Play ...................................................................5-12
Building Wireless Bridging and Repeating Networks ...................................................5-13
How to Configure a Point-to-Point Bridge Configuration ........................................5-14
How to Configure a Multi-Point Bridge ...................................................................5-16
How to Configure a Repeater with Wireless Client Association .............................5-18

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Chapter 6
Troubleshooting
Basic Functioning ...........................................................................................................6-1
Power LED Is Not On ...............................................................................................6-2
Power LED Is Red ....................................................................................................6-2
LAN or Internet Port LED Is Not On .........................................................................6-3
Troubleshooting the Web Configuration Interface ..........................................................6-3
Troubleshooting the ISP Connection ..............................................................................6-4
ADSL Link ................................................................................................................6-4
Internet LED Is Green or Blinking Green ...........................................................6-4
Internet LED Is Blinking Amber .........................................................................6-4
Internet LED Is Off .............................................................................................6-5
Obtaining an Internet IP Address .............................................................................6-5
Troubleshooting PPPoE or PPPoA ..........................................................................6-6
Troubleshooting Internet Browsing ..........................................................................6-6
Troubleshooting a TCP/IP Network Using the Ping Utility ..............................................6-7
Testing the LAN Path to Your Router .......................................................................6-7
Testing the Path from Your Computer to a Remote Device .....................................6-8
Restoring the Default Configuration and Password ........................................................6-9
Using the Reset Button ............................................................................................6-9
Problems with Date and Time .........................................................................................6-9
Appendix A
Technical Specifications
General Specifications ................................................................................................... A-1
Default Configuration ..................................................................................................... A-2
Appendix B
Related Documents
Index