NETGEAR DG834 - ADSL Firewall Router Manual de usuario

202-10153-04

May 2007

NETGEAR, Inc.

4500 Great America Parkway

Santa Clara, CA 95054 USA

Reference Manual for the

ADSL Modem Router

DG834

v2.3, May 2007

Trademarks

NETGEAR is a trademark of Netgear, Inc.

Microsoft, Windows, and Windows NT are registered trademarks of Microsoft Corporation.

Other brand and product names are registered trademarks or 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.

v2.3, May 2007

iii

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 DG834 ADSL 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 DG834 ADSL

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 DG834 ADSL 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 DG834 ADSL Modem Router vastavust

direktiivi 1999/5/EÜ põhinõuetele ja nimetatud direktiivist tulenevatele teistele

asjakohastele sätetele.

English Hereby, NETGEAR, Inc., declares that this DG834 ADSL 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 DG834 ADSL 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 DG834 ADSL 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 DG834 ADSL 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 DG834 ADSL 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 DG834 ADSL Modem Router atbilst Direktîvas 1999/

5/EK bûtiskajâm prasîbâm un citiem ar to saistîtajiem noteikumiem.

Lietuviø

[Lithuanian] Šiuo NETGEAR, Inc. deklaruoja, kad šis DG834 ADSL Modem Router atitinka esminius

reikalavimus ir kitas 1999/5/EB Direktyvos nuostatas.

Nederlands

[Dutch] Hierbij verklaart NETGEAR, Inc. dat het toestel DG834 ADSL Modem Router in

overeenstemming is met de essentiële eisen en de andere relevante bepalingen van

richtlijn 1999/5/EG.

v2.3, May 2007

A printed copy of the EU Declaration of Conformity certificate for this product is provided in the DG834 v3

product package.

Bestätigung des Herstellers/Importeurs

Es wird hiermit bestätigt, daß das DG834 ADSL 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 DG834 ADSL 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.

Malti

[Maltese] Hawnhekk, NETGEAR, Inc., jiddikjara li dan DG834 ADSL 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 DG834 ADSL Modem Router megfelel a

vonatkozó alapvetõ követelményeknek és az 1999/5/EC irányelv egyéb elõírásainak.

Polski

[Polish] Niniejszym NETGEAR, Inc. oœwiadcza, ¿e DG834 ADSL Modem Router jest zgodny z

zasadniczymi wymogami oraz pozosta³ymi stosownymi postanowieniami Dyrektywy

1999/5/EC.

Português

[Portuguese] NETGEAR, Inc. declara que este DG834 ADSL Modem Router está conforme com os

requisitos essenciais e outras disposições da Directiva 1999/5/CE.

Slovensko

[Slovenian] NETGEAR, Inc. izjavlja, da je ta DG834 ADSL Modem Router v skladu z bistvenimi

zahtevami in ostalimi relevantnimi doloèili direktive 1999/5/ES.

Slovensky

[Slovak] NETGEAR, Inc. týmto vyhlasuje, že DG834 ADSL Modem Router spåòa základné

požiadavky a všetky príslušné ustanovenia Smernice 1999/5/ES.

Suomi

[Finnish] NETGEAR, Inc. vakuuttaa täten että DG834 ADSL 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.

v2.3, May 2007

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.

WProduct and Publication Details

Model Number: DG834 v3

Publication Date: May 2007

Product Family: Modem Router

Product Name: DG834 ADSL Modem Router

Home or Business Product: Home

Language: English

Publication Part Number: 202-10153-04

v2.3, May 2007

vii

v2.3, May 2007

Contents

Reference Manual for the ADSL Modem Router DG834 v3

Chapter 1

About This Manual

Audience, Scope, Conventions, and Formats ................................................................1-1

How to Print this Manual .................................................................................................1-2

Chapter 2

Introduction

About the Modem Router ...............................................................................................2-1

Key Features ..................................................................................................................2-2

A Powerful, True Firewall .........................................................................................2-2

Easy Installation and Management ..........................................................................2-3

Protocol Support ......................................................................................................2-3

Virtual Private Networking (VPN) .............................................................................2-5

Auto Sensing and Auto Uplink™ LAN Ethernet Connections ..................................2-5

Content Filtering .......................................................................................................2-5

What’s in the Box? ..........................................................................................................2-6

The Modem Router’s Front Panel ............................................................................2-6

The Router’s Rear Panel .........................................................................................2-8

Chapter 3

Configuring Your Internet Connection

Connecting the Router to the Internet ............................................................................3-1

Manual Setup .................................................................................................................3-2

What You Need Before You Begin ...........................................................................3-2

Understanding ADSL Microfilters .............................................................................3-2

Computers Set to DHCP ..........................................................................................3-3

Manually Setting Up Your Modem Router ......................................................................3-4

Auto-Detecting Your Internet Connection Type ............................................................3-10

Wizard-Detected PPPoE Login Account Setup ......................................................3-10

viii

v2.3, May 2007

Wizard-Detected PPPoA Login Account Setup ......................................................3-10

Wizard-Detected Dynamic IP Account Setup ......................................................... 3-11

Wizard-Detected IP Over ATM Account Setup ...................................................... 3-11

Wizard-Detected Fixed IP (Static) Account Setup ..................................................3-12

Testing Your Internet Connection ..................................................................................3-13

Manually Configuring Your Internet Connection ...........................................................3-14

How to Perform Manual Configuration ...................................................................3-15

ADSL Settings ........................................................................................................3-19

Chapter 4

Protecting Your Network

Protecting Access to Your DG834 ADSL Modem Router ...............................................4-1

How to Change the Built-In Password .....................................................................4-1

Changing the Administrator Login Timeout ..............................................................4-2

Configuring Basic Firewall Services ...............................................................................4-3

Blocking Keywords, Sites, and Services ..................................................................4-3

How to Block Keywords and Sites ...........................................................................4-3

Firewall Rules .................................................................................................................4-5

Inbound Rules (Port Forwarding) .............................................................................4-6

Outbound Rules (Service Blocking) .........................................................................4-9

Order of Precedence for Rules .............................................................................. 4-11

Services ........................................................................................................................4-12

How to Define Services ..........................................................................................4-12

Setting Times and Scheduling Firewall Services ..........................................................4-13

How to Set Your Time Zone ...................................................................................4-13

How to Schedule Firewall Services ........................................................................4-15

Chapter 5

Managing Your Network

Backing Up, Restoring, or Erasing Your Settings ...........................................................5-1

How to Back Up the Configuration to a File .............................................................5-1

How to Restore the Configuration from a File ..........................................................5-2

How to Erase the Configuration ...............................................................................5-2

Upgrading the Modem Router’s Firmware ......................................................................5-2

How to Upgrade the Modem Router Firmware ........................................................5-3

Network Management Information .................................................................................5-4

Viewing Modem Router Status and Usage Statistics ...............................................5-4

v2.3, May 2007

Viewing Attached Devices ........................................................................................5-8

Viewing, Selecting, and Saving Logged Information ................................................5-8

Examples of Log Messages ................................................................................... 5-11

Enabling Security Event E-mail Notification .................................................................5-12

Running Diagnostic Utilities and Rebooting the Modem Router ...................................5-13

Enabling Remote Management ....................................................................................5-14

Configuring Remote Management .........................................................................5-15

Chapter 6

Advanced Configuration

Configuring Advanced Security ......................................................................................6-1

Setting Up A Default DMZ Server ............................................................................6-2

Connect Automatically, as Required ........................................................................6-3

Enable PPPoE-Relay ...............................................................................................6-4

Disable Port Scan and DOS Protection ...................................................................6-4

Respond to Ping on Internet WAN Port ...................................................................6-4

MTU Size .................................................................................................................6-4

Configuring LAN IP Settings ...........................................................................................6-4

DHCP .......................................................................................................................6-6

How to Configure LAN TCP/IP Settings ...................................................................6-8

Configuring Dynamic DNS .......................................................................................6-8

How to Configure Dynamic DNS ..............................................................................6-9

Using Static Routes ......................................................................................................6-10

Static Route Example .............................................................................................6-10

How to Configure Static Routes ............................................................................. 6-11

Universal Plug and Play (UPnP) ...................................................................................6-13

Chapter 7

Virtual Private Networking (Advanced Feature)

Overview of VPN Configuration ......................................................................................7-1

Client-to-Gateway VPN Tunnels ..............................................................................7-2

Gateway-to-Gateway VPN Tunnels .........................................................................7-2

Planning a VPN ..............................................................................................................7-3

VPN Tunnel Configuration ..............................................................................................7-5

How to Set Up a Client-to-Gateway VPN Configuration .................................................7-6

Step 1: Configuring the Client-to-Gateway VPN Tunnel on the DG834 v3 ..............7-6

Step 2: Configuring the NETGEAR ProSafe VPN Client on the Remote PC ......... 7-11

v2.3, May 2007

How to Set Up a Gateway-to-Gateway VPN Configuration ..........................................7-20

VPN Tunnel Control ......................................................................................................7-27

Activating a VPN Tunnel ........................................................................................7-27

Verifying the Status of a VPN Tunnel .....................................................................7-30

Deactivating a VPN Tunnel ....................................................................................7-32

Deleting a VPN Tunnel ...........................................................................................7-34

How to Set Up VPN Tunnels in Special Circumstances ...............................................7-36

Using Auto Policy to Configure VPN Tunnels ........................................................7-36

Using Manual Policy to Configure VPN Tunnels ....................................................7-46

Chapter 8

Troubleshooting

Basic Functioning ...........................................................................................................8-1

Power LED Not On ...................................................................................................8-2

Test LED Never Turns On or Test LED Stays On .....................................................8-2

LAN or Internet Port LEDs Not On ...........................................................................8-2

Troubleshooting the Web Configuration Interface ..........................................................8-3

Troubleshooting the ISP Connection ..............................................................................8-4

ADSL link .................................................................................................................8-4

Obtaining a WAN IP Address ...................................................................................8-5

Troubleshooting PPPoE or PPPoA ..........................................................................8-6

Troubleshooting Internet Browsing ..........................................................................8-7

Troubleshooting a TCP/IP Network Using the Ping Utility ..............................................8-7

Testing the LAN Path to Your Router .......................................................................8-7

Testing the Path from Your Computer to a Remote Device .....................................8-8

Restoring the Default Configuration and Password ........................................................8-9

Using the Reset button .............................................................................................8-9

Problems with Date and Time .......................................................................................8-10

Appendix A

Technical Specifications

Appendix B

NETGEAR VPN Configuration

DG834 v3 to FVL328 ..................................................................................................... B-1

Configuration Profile ................................................................................................ B-1

Step-By-Step Configuration ..................................................................................... B-2

DG834 v3 with FQDN to FVL328 .................................................................................. B-6

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