NETGEAR DG834GUV5 Manual de usuario

202-10006-06

September 2005

NETGEAR, Inc.

4500 Great America Parkway

Santa Clara, CA 95054 USA

DG834G Reference

Manual

v3.0, September 2005

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.

EN 55 022 Declaration of Conformance

This is to certify that the 54 Mbps Wireless ADSL Modem Router Model DG834G is shielded against the generation of

radio interference in accordance with the application of Council Directive 89/336/EEC, Article 4a. Conformity is

declared by the application of EN 55 022 Class B (CISPR 22).

Bestätigung des Herstellers/Importeurs

Es wird hiermit bestätigt, daß das 54 Mbps Wireless ADSL Modem Router Model DG834G 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.

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iii

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 54 Mbps Wireless ADSL Modem Router Model DG834G 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 54 Mbps Wireless ADSL Modem Router Model DG834G.

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.

Product and Publication Details

Model Number: DG834G

Publication Date: September 2005

Product Family: firewall

Product Name: 54 Mbps Wireless ADSL Modem Router Model DG834G

Home or Business Product: Home

Language: English

Publication Part Number: 202-10006-06

Publication Version Number: 3.0

v3.0, September 2005

Contents

DG834G Reference Manual

Chapter 1

About This Manual

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

How to Use This Manual ................................................................................................1-2

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

Chapter 2

Introduction

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

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

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

802.11 Standards-based Wireless Networking ........................................................2-3

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

Protocol Support ......................................................................................................2-4

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

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

Content Filtering .......................................................................................................2-6

Trend Micro Home Network Security .......................................................................2-6

What’s in the Box? ..........................................................................................................2-7

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

The Router’s Rear Panel .........................................................................................2-9

Chapter 3

Connecting the Router to the Internet

What You Need Before You Begin ..................................................................................3-1

Internet Configuration Requirements .......................................................................3-1

Two Setup Methods: 1) Smart Wizard Setup 2) Manual Setup ......................................3-2

Smart Wizard Setup .......................................................................................................3-2

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

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

Computers Set to DHCP ..........................................................................................3-4

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

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

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

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 ..................................................................................3-12

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

How to Perform Manual Configuration ...................................................................3-14

ADSL Settings ........................................................................................................3-18

Chapter 4

Wireless Configuration

Considerations for a Wireless Network ..........................................................................4-1

Observe Performance, Placement, and Range Guidelines .....................................4-1

Implement Appropriate Wireless Security ...............................................................4-2

Understanding Wireless Settings ...................................................................................4-4

How to Set Up and Test Basic Wireless Connectivity ..............................................4-7

How to Restricting Wireless Access to Your Network ..............................................4-8

Choosing WEP Authentication and Security Encryption Methods .........................4-11

How to Configure WEP ..........................................................................................4-13

How to Configure WPA-PSK ..................................................................................4-14

How to Configure WPA-802.1x ..............................................................................4-15

Chapter 5

Protecting Your Network

Protecting Access to Your 54 Mbps Wireless ADSL Modem Router Model DG834G ....5-1

How to Change the Built-In Password .....................................................................5-1

Changing the Administrator Login Timeout ..............................................................5-2

Configuring Basic Firewall Services ...............................................................................5-2

Blocking Keywords, Sites, and Services ..................................................................5-3

How to Block Keywords and Sites ...........................................................................5-3

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

Inbound Rules (Port Forwarding) .............................................................................5-6

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Outbound Rules (Service Blocking) .......................................................................5-10

Order of Precedence for Rules ..............................................................................5-12

Services ........................................................................................................................5-12

How to Define Services ..........................................................................................5-13

Setting Times and Scheduling Firewall Services ..........................................................5-14

How to Set Your Time Zone ...................................................................................5-14

How to Schedule Firewall Services ........................................................................5-15

Trend Micro Home Network Security ............................................................................5-15

Security Service Settings .......................................................................................5-16

Parental Controls Settings .....................................................................................5-18

Chapter 6

Managing Your Network

Backing Up, Restoring, or Erasing Your Settings ...........................................................6-1

How to Back Up the Configuration to a File .............................................................6-1

How to Restore the Configuration from a File ..........................................................6-2

How to Erase the Configuration ...............................................................................6-2

Upgrading the ADSL Modem Router’s Firmware ...........................................................6-2

How to Upgrade the ADSL Modem Router Firmware ..............................................6-3

Network Management Information .................................................................................6-3

Viewing ADSL Modem Router Status and Usage Statistics .....................................6-4

Viewing Attached Devices ........................................................................................6-9

Viewing, Selecting, and Saving Logged Information ................................................6-9

Examples of Log Messages ...................................................................................6-12

Enabling Security Event E-mail Notification .................................................................6-13

Running Diagnostic Utilities and Rebooting the ADSL Modem Router ........................6-14

Enabling Remote Management ....................................................................................6-15

Configuring Remote Management .........................................................................6-15

Chapter 7

Advanced Configuration

Configuring Advanced Security ......................................................................................7-1

Setting Up A Default DMZ Server ............................................................................7-2

Connect Automatically, as Required ........................................................................7-3

Disable Port Scan and DOS Protection ...................................................................7-3

Respond to Ping on Internet WAN Port ...................................................................7-4

MTU Size .................................................................................................................7-4

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Configuring LAN IP Settings ...........................................................................................7-4

DHCP .......................................................................................................................7-6

How to Configure LAN TCP/IP Settings ...................................................................7-8

Configuring Dynamic DNS .......................................................................................7-9

How to Configure Dynamic DNS ..............................................................................7-9

Using Static Routes ......................................................................................................7-11

Static Route Example .............................................................................................7-11

How to Configure Static Routes .............................................................................7-12

Universal Plug and Play (UPnP) ...................................................................................7-13

Chapter 8

Virtual Private Networking

Overview of VPN Configuration ......................................................................................8-2

Client-to-Gateway VPN Tunnels ..............................................................................8-2

Gateway-to-Gateway VPN Tunnels .........................................................................8-3

Planning a VPN ..............................................................................................................8-3

VPN Tunnel Configuration ..............................................................................................8-5

How to Set Up a Client-to-Gateway VPN Configuration .................................................8-6

Step 1: Configuring the Client-to-Gateway VPN Tunnel on the DG834G ................8-7

Step 2: Configuring the NETGEAR ProSafe VPN Client on the Remote PC .........8-12

How to Set Up a Gateway-to-Gateway VPN Configuration ..........................................8-20

VPN Tunnel Control ......................................................................................................8-27

Activating a VPN Tunnel ........................................................................................8-27

Verifying the Status of a VPN Tunnel .....................................................................8-30

Deactivating a VPN Tunnel ....................................................................................8-32

Deleting a VPN Tunnel ...........................................................................................8-35

How to Set Up VPN Tunnels in Special Circumstances ...............................................8-35

Using Auto Policy to Configure VPN Tunnels ........................................................8-36

Using Manual Policy to Configure VPN Tunnels ....................................................8-48

Chapter 9

Troubleshooting

Basic Functioning ...........................................................................................................9-1

Power LED Not On ...................................................................................................9-2

Test LED Never Turns On or Test LED Stays On .....................................................9-2

LAN or WAN Port LEDs Not On ...............................................................................9-2

Troubleshooting the Web Configuration Interface ..........................................................9-3

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Troubleshooting the ISP Connection ..............................................................................9-4

ADSL link .................................................................................................................9-4

Obtaining a WAN IP Address ...................................................................................9-5

Troubleshooting PPPoE or PPPoA ..........................................................................9-6

Troubleshooting Internet Browsing ..........................................................................9-6

Troubleshooting a TCP/IP Network Using the Ping Utility ..............................................9-7

Testing the LAN Path to Your Router .......................................................................9-7

Testing the Path from Your Computer to a Remote Device .....................................9-8

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

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

Problems with Date and Time .........................................................................................9-9

Appendix A

Technical Specifications

Appendix B

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