NETGEAR DG814 - DSL Modem Internet Gateway Bedienungsanleitung

SM-DG814NA-3

October 2002

NETGEAR, Inc.

4500 Great America Parkway

Santa Clara, CA 95054 USA

Phone 1-888-NETGEAR

Reference Manual for the

Model DG814 DSL

Modem Internet Gateway

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.

EN 55 022 Declaration of Conformance

This is to certify that the Model DG814 DSL Modem Internet Gateway 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).

iii

Bestätigung des Herstellers/Importeurs

Es wird hiermit bestätigt, daß das Model DG814 DSL Modem Internet Gateway 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 Model DG814 DSL Modem Internet Gateway 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 Model DG814 DSL Modem Internet Gateway.

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.

Contents v

Contents

Chapter 1

Introduction

About the Gateway .........................................................................................................1-1

Key Features ..................................................................................................................1-1

Content Filtering .......................................................................................................1-3

Security ....................................................................................................................1-3

Autosensing 10/100 Ethernet ...................................................................................1-3

TCP/IP ......................................................................................................................1-4

Easy Installation and Management ..........................................................................1-4

Maintenance and Support ........................................................................................1-5

Chapter 2

Setting Up the Hardware

Package Contents ..........................................................................................................2-1

Local Network Hardware Requirements .........................................................................2-2

PC Requirements ..............................................................................................2-2

Access Requirement .........................................................................................2-2

The Gateway’s Front Panel ............................................................................................2-2

The Gateway’s Rear Panel .............................................................................................2-3

Connecting the Gateway ................................................................................................2-4

Connecting to your Local Ethernet Network .............................................................2-5

Connecting to Your ADSL Service and Telephone Provider ....................................2-6

ADSL through a modular RJ-11 wall jack. .........................................................2-6

ADSL through other wall jacks ..........................................................................2-7

Connecting the Power Adapter ................................................................................2-7

Verifying Power ........................................................................................................2-7

Chapter 3

Preparing Your Network

Preparing Your Personal Computers for IP Networking .................................................3-1

vi Contents

Configuring Windows 95, 98, and ME for IP Networking ................................................3-2

Install or Verify Windows Networking Components ..................................................3-2

Assign TCP/IP configuration by DHCP ....................................................................3-4

Selecting Internet Access Method ............................................................................3-4

Verifying TCP/IP Properties (Windows) ...................................................................3-5

Configuring Windows NT or 2000 for IP Networking ......................................................3-5

Install or Verify Windows Networking Components ..................................................3-5

Verifying TCP/IP Properties .....................................................................................3-6

Configuring the Macintosh for IP Networking .................................................................3-6

MacOS 8.6 or 9.x .....................................................................................................3-6

MacOS X ..................................................................................................................3-7

Verifying TCP/IP Properties (Macintosh) ..................................................................3-8

Your Internet Account .....................................................................................................3-8

Login Protocols ........................................................................................................3-9

Account Information .................................................................................................3-9

Obtaining ISP Configuration Information (Windows) .......................................3-10

Obtaining ISP Configuration Information (Macintosh) ..................................... 3-11

Restarting the Network ................................................................................................. 3-11

Ready for Configuration ................................................................................................ 3-11

Chapter 4

Basic Configuration of the Gateway

Accessing the Web Configuration Manager ...................................................................4-1

Configuration using the Setup Wizard ............................................................................4-4

Configuring for Dynamic IP Account ........................................................................4-5

Configuring for Fixed IP Account .............................................................................4-7

Configuring for an Account with Login .....................................................................4-9

Manual Configuration ...................................................................................................4-10

Completing the Configuration .......................................................................................4-12

Chapter 5

Maintenance

Gateway Status ..............................................................................................................5-1

Attached Devices ............................................................................................................5-6

Configuration File Settings Management .......................................................................5-7

Restore and Backup the Configuration ....................................................................5-7

Erase the Configuration ...........................................................................................5-8

Contents vii

Changing the Configuration Password ...........................................................................5-8

Gateway Upgrade ...........................................................................................................5-9

Chapter 6

Advanced Configuration of the Gateway

Configuring for Port Forwarding to Local Servers ..........................................................6-1

Add a Custom Service .......................................................................................6-2

Edit or Delete a Port Forwarding Entry ..............................................................6-3

Local Web and FTP Server Example ................................................................6-3

Tip: Multiple Computers for Half Life, KALI or Quake III ....................................6-3

NAT Status ...............................................................................................................6-4

Security ...........................................................................................................................6-5

DMZ Server .......................................................................................................6-5

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

Dynamic DNS .................................................................................................................6-6

LAN IP Setup ..................................................................................................................6-7

DHCP .......................................................................................................................6-8

Use router as DHCP server ...............................................................................6-8

Remote Management .....................................................................................................6-9

Static Routes ................................................................................................................ 6-11

Static Route Example .............................................................................................6-13

Chapter 7

Troubleshooting

Basic Functioning ...........................................................................................................7-1

PWR LED Not On ....................................................................................................7-1

Test LED Never Blinks or LED Stays On ..................................................................7-2

Troubleshooting the Web Configuration Interface ..........................................................7-2

Troubleshooting the ISP Connection ..............................................................................7-3

ADSL link .................................................................................................................7-3

WAN LED Blinking Yellow ..................................................................................7-3

WAN LED Off .....................................................................................................7-4

Obtaining a WAN IP Address ...................................................................................7-4

Troubleshooting PPPoE or PPPoA ..........................................................................7-5

Troubleshooting Internet Browsing ..........................................................................7-5

Troubleshooting a TCP/IP Network Using a Ping Utility .................................................7-6

Testing the LAN Path to Your Gateway ....................................................................7-6

viii Contents

Testing the Path from Your PC to a Remote Device ................................................7-7

Restoring the Default Configuration and Password ........................................................7-8

Using the Default Reset button ................................................................................7-8

Problems with Date and Time .........................................................................................7-8

Appendix A

Technical Specifications

General Specifications ................................................................................................... A-1

Appendix B

Networks and Routing Basics

Basic Router Concepts .................................................................................................. B-1

What is a Router? ................................................................................................... B-1

Routing Information Protocol ................................................................................... B-2

IP Addresses and the Internet ................................................................................. B-2

Netmask .................................................................................................................. B-4

Subnet Addressing .................................................................................................. B-4

Private IP Addresses ............................................................................................... B-7

Single IP Address Operation Using NAT ................................................................. B-7

MAC Addresses and Address Resolution Protocol ................................................. B-9

Domain Name Server .............................................................................................. B-9

IP Configuration by DHCP .................................................................................... B-10

Ethernet Cabling ...........................................................................................................B-11

Uplink Switches, Crossover Cables, and MDI/MDIX Switching .............................B-11

Cable Quality ......................................................................................................... B-12

Glossary

Index

Figure 2-1. DG814 Front Panel ..................................................................................2-2

Figure 2-2. DG814 Rear Panel ...................................................................................2-3

Figure 2-3. Typical installation ....................................................................................2-5

Figure 4-1. Login window ...........................................................................................4-2

Figure 4-2. Browser-based configuration main menu ................................................4-3

Figure 4-3. Setup Wizard menu for Dynamic IP address ...........................................4-5

Figure 4-4. Setup Wizard menu for Fixed IP address ................................................4-7

Figure 4-5. Setup Wizard menu for PPPoE login accounts ........................................4-9

Figure 5-1. Gateway Status screen ............................................................................5-2

Figure 5-2. Gateway Statistics screen ........................................................................5-4

Figure 5-3. PPPoE Status screen ...............................................................................5-5

Figure 5-4. Ping Status screen ...................................................................................5-6

Figure 5-5. Attached Devices menu ...........................................................................5-6

Figure 5-6. Backup Settings menu .............................................................................5-7

Figure 5-7. Set Password menu .................................................................................5-8

Figure 5-8. Gateway Upgrade menu ..........................................................................5-9

Figure 6-1. Port Forwarding Menu. ............................................................................6-1

Figure 6-2. Security menu. .........................................................................................6-5

Figure 6-3. LAN IP Setup Menu .................................................................................6-7

Figure 6-4. Remote Management menu. .................................................................6-10

Figure 6-5. Static Route Summary Table ..................................................................6-12

Figure 6-6. Static Route Entry and Edit Menu ..........................................................6-12

Figure B-1. Three Main Address Classes .................................................................. B-3

Figure B-2. Example of Subnetting a Class B Address ............................................. B-5

Figure B-3. Single IP Address Operation Using NAT ................................................ B-8

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