NETGEAR RH340 - ISDN INET Gateway Router Manual de usuario

M-RH340NA-0

September 1999

NETGEAR, Inc.

A Bay Networks Company

4401 Great America Parkway

Santa Clara, CA 95054 USA

Phone 888-NETGEAR

Reference Guide for the

Model RH340 Internet

Access ISDN Router

Trademarks

Bay Networks is a registered trademark of Bay Networks, Inc.

NETGEAR and FirstGear are trademarks Bay Networks, 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 device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:

• This device may not cause harmful interference.

• This device must accept any interference received, including interference that may cause undesired operation.

Note: 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 occurin a particular installation. If this equipment does cause harmfulinterference 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 RH340 Internet Access ISDN Router 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 RH340 Internet Access ISDN 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 Model RH340 Internet Access ISDN 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.

VCCI-2 Statement

This equipment is in the 2nd Class 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

For assistance with installing and configuring your NETGEAR system or with post-installation questions or problems,

contact your point of purchase representative.

If you experience difficulties with your Model RH340 router, refer to the Troubleshooting section of this manual.

Additional troubleshooting tips are available on the NETGEAR World Wide Web home page. Basic support is also

provided by NETGEAR. Refer to the Support Information Card that was included with your router for the customer

support phone number in your country. When calling, please have your configuration information ready.

World Wide Web

NETGEAR maintains a World Wide Web home page that you can access at the universal resource locator (URL)

http://www.NETGEARinc.com. A direct connection to the Internet and a Web browser such as Internet Explorer

or Netscape are required.

This page left intentionally blank.

Contents v

Contents

Preface

Purpose ...........................................................................................................................xiii

Audience ..........................................................................................................................xiii

Conventions .....................................................................................................................xiv

Special Message Formats .........................................................................................xiv

Use of Enter, Type, Press, and Click .........................................................................xiv

Other Conventions .................................................................................................... xv

Related Publications ........................................................................................................xv

Chapter 1

Introduction

About the Router ............................................................................................................1-1

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

Key Features ............................................................................................................1-2

ISDN Support ...........................................................................................................1-3

Multilink PPP Support ..............................................................................................1-3

TCP/IP Support ........................................................................................................1-3

IP Address Masquerading by Dynamic NAT+ ....................................................1-3

Automatic Configuration of Attached PCs by DHCP .........................................1-4

DNS Proxy .........................................................................................................1-4

Port Forwarding with NAT ..................................................................................1-4

Management Support ..............................................................................................1-4

Getting Started ...............................................................................................................1-4

vi Contents

Chapter 2

Hardware Installation

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

Local Network Hardware Checklist .................................................................................2-2

Router Connection ..........................................................................................................2-2

Installing the Model RH340 Router ..........................................................................2-5

Connecting the Serial Cable (Optional) ....................................................................2-6

Connecting to the ISDN Port ....................................................................................2-6

Connecting the Ethernet Cable ................................................................................2-6

Connecting a Telephone, Fax, or Modem ................................................................2-6

Connecting the Power Adapter ................................................................................2-6

Chapter 3

Preparing Your Network

ISDN Services Checklist .................................................................................................3-1

Local Network Software Checklist ..................................................................................3-2

Configuring Windows 95 or Windows 98 for IP Networking .....................................3-3

Configuring TCP/IP Properties .................................................................................3-5

Verifying TCP/IP Properties .....................................................................................3-5

ISP Checklist ..................................................................................................................3-6

Chapter 4

Configuring the Router Using FirstGear

Overview of FirstGear Configuration Wizard ..................................................................4-1

Installation of FirstGear Configuration Wizard ................................................................4-2

Launching FirstGear .......................................................................................................4-3

ISDN Line Information ..............................................................................................4-4

ISDN Test .................................................................................................................4-6

ISP Information ........................................................................................................4-8

ISP Test ..................................................................................................................4-10

Configuration Complete .........................................................................................4-12

Accessing the Internet ...........................................................................................4-13

Contents vii

Chapter 5

Advanced Configuration

Advanced Options Menu ................................................................................................5-2

DNS Server Address ................................................................................................5-2

Local Server .............................................................................................................5-3

Local Web Server Example ...............................................................................5-4

Local Game Host or Videoconference Example ................................................5-4

Multilink Protocol ......................................................................................................5-4

Idle Timeout .............................................................................................................5-5

Data Over Voice Bearer Service ..............................................................................5-5

Chapter 6

Troubleshooting

Basic Functioning ...........................................................................................................6-1

LEDS ........................................................................................................................6-1

Test LED ...................................................................................................................6-2

LAN Link LED ...........................................................................................................6-2

Troubleshooting the ISDN Line .......................................................................................6-2

Troubleshooting a TCP/IP Network Using a Ping Utility .................................................6-3

Testing the LAN Path to Your Router ........................................................................6-3

Testing the Path from Your PC to the Internet ..........................................................6-4

Troubleshooting an ISP Connection ...............................................................................6-5

Troubleshooting Multilink Connections ...........................................................................6-7

Troubleshooting Internet Applications .............................................................................6-8

Testing the Phone Ports .................................................................................................6-9

Restoring the Factory Default Configuration and Password ...........................................6-9

Internal Manager Interface ...........................................................................................6-10

Password Information .............................................................................................6-11

viii Contents

Chapter 7

Basic Routing Information

Basic Router Concepts ...................................................................................................7-1

What is a Router? ....................................................................................................7-1

IP Addresses and the Internet .................................................................................7-2

Netmask ...................................................................................................................7-4

Subnet Addressing ...................................................................................................7-4

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

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

Domain Name Server ...............................................................................................7-9

IP Configuration by DHCP .......................................................................................7-9

Appendix A

Technical Specification

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

Appendix B

Ordering ISDN Lines

Ordering the Line ........................................................................................................... B-1

Provisioning for Switches in North America ...................................................................B-2

Provisioning for Nortel Networks Switch ................................................................. B-3

Provisioning for AT&T 5ESS Switch ........................................................................ B-5

Glossary

Index

Figures ix

Figures

Figure 2-1. Front Panel of the Model RH340 Router ..................................................2-2

Figure 2-2. Rear Panel of the Model RH340 Router ..................................................2-4

Figure 2-3. Installing the Model RH340 Router ..........................................................2-5

Figure 3-1. Components for IP Networking Window ..................................................3-4

Figure 4-1. Configuration Wizard ISDN Line Information Window .............................4-4

Figure 4-2. Configuration Wizard ISDN Test Window ................................................4-6

Figure 4-3. Configuration Wizard ISP Information Window ........................................4-8

Figure 4-4. Configuration Wizard ISP Test Window .................................................4-10

Figure 4-5. Configuration Wizard Complete Window ...............................................4-12

Figure 5-1. ISDN Advanced Options Window ............................................................5-2

Figure 6-1. Trace Display for a Successful TCP/IP Protocol Connection ...................6-5

Figure 6-2. Trace Display for a Successful Multilink Connection ................................6-7

Figure 7-1. Three Main Address Classes ...................................................................7-3

Figure 7-2. Example of Subnetting a Class B Address ..............................................7-5

Figure 7-3. Single IP Address Operation Using NAT ..................................................7-8

xFigures

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