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®
OfficeConnect
Cable/DSL Gateway
Wireless Cable/DSL Gateway
User Guide
3C857
3CRWE52196
(3CRWE52196 Only)
http://www.3com.com/
Part No. DUA0085-5AAA04
Published October 2002
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3Com Corporation Copyright © 2002, 3Com Technologies. All rights reserved. No part of this documentation may be reproduced in any form or by any means or used to make any derivative work (such as translation, transformation, or 5400 Bayfront Plaza adaptation) without written permission from 3Com Technologies. Santa Clara, California 3Com Technologies reserves the right to revise this documentation and to make changes in content from time 95052-8145 to time without obligation on the part of
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CONTENTS ABOUT THIS GUIDE Naming Convention 7 Conventions 8 Feedback about this User Guide 8 Related Documentation 9 Product Registration 9 1 INTRODUCING THE GATEWAY OfficeConnect Cable/DSL Gateway and Wireless Cable/DSL Gateway 11 Gateway Advantages 13 Package Contents 13 Minimum System and Component Requirements 14 Front Panel 14 Rear Panel 16 2 HARDWARE INSTALLATION Introduction 19 Safety Information 19 Positioning the Gateway 19 Using the Rubber Feet 20 Wall Mounting 20 Before you Install yo
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Windows 95/98/ME 27 Macintosh 27 Disabling PPPoE and PPTP Client Software 28 Disabling Web Proxy 28 4 RUNNING THE SETUP WIZARD Accessing the Wizard 29 Password 32 Time Zone 32 WAN Settings 33 LAN Settings 38 DHCP 38 Wireless Settings 39 Summary 40 5 GATEWAY CONFIGURATION Navigating Through the Gateway Configuration Pages 41 Main Menu 41 Option Tabs 42 Welcome Screen 42 Notice Board 43 Password 43 Wizard 44 LAN Settings 44 Unit Configuration 44 DHCP Clients List 45 Wireless Settings 46 Configurat
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PC Privileges 65 Security 67 System Tools 69 Restart 69 Time Zone 69 Configuration 70 Upgrade 71 Status and Logs 72 Status 73 Logs 73 Support 73 6 TROUBLESHOOTING Basic Connection Checks 75 Browsing to the Gateway Configuration Screens 75 Connecting to the Internet 76 Forgotten Password and Reset to Factory Defaults 76 Wireless Networking 77 Alert LED 79 Recovering from Corrupted Software 79 Frequently Asked Questions 80 A USING DISCOVERY Running the Discovery Application 83 Windows Installation
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C TECHNICAL SPECIFICATIONS D SAFETY INFORMATION E END USER SOFTWARE LICENCE AGREEMENT F ISP INFORMATION GLOSSARY INDEX REGULATORY NOTICES FOR THE CABLE/DSL GATEWAY REGULATORY NOTICES FOR THE WIRELESS CABLE/DSL GATEWAY
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ABOUT THIS GUIDE This guide describes how to install and configure the OfficeConnect Cable/DSL Gateway (3C857) and the OfficeConnect Wireless Cable/DSL Gateway (3CRWE52196). All procedures in this guide apply to both Gateways except when stated. This guide is intended for use by those responsible for installing and setting up network equipment; consequently, it assumes a basic working knowledge of LANs (Local Area Networks) and Internet gateway systems. If a release note is shipped with the
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8 ABOUT THIS GUIDE Conventions Table 1 and Table 2 list conventions that are used throughout this guide. Table 1 Notice Icons Icon Notice Type Description Information note Information that describes important features or instructions. Caution Information that alerts you to potential loss of data or potential damage to an application, system, or device. Warning Information that alerts you to potential personal injury. Table 2 Text Conventions Convention Description The words “enter” When y
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Conventions 9 Example: ■ OfficeConnect Cable/DSL Gateway and Wireless Cable/DSL Gateway User Guide ■ Part Number DUA0085-5AAA04 ■ Page 24 Do not use this e-mail address for technical support questions. For information about contacting Technical Support, please refer to the Support and Safety Information sheet. Related In addition to this guide, each Gateway document set includes one Documentation Installation Guide. This guide contains the instructions you need to install and configure your
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10 ABOUT THIS GUIDE
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INTRODUCING THE GATEWAY 1 ® Welcome to the world of networking with 3Com . In the modern business environment, communication and sharing information is crucial. Computer networks have proved to be one of the fastest modes of communication but, until recently, only large businesses could afford the ® networking advantage. The OfficeConnect product range from 3Com has changed all this, bringing networks to the small office. The products that compose the OfficeConnect range give you, the smal
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12 CHAPTER 1: INTRODUCING THE GATEWAY Figure 1 Example Network Without a Gateway When you use the Gateway in your network (Figure 2), it becomes your connection to the Internet. Connections can be made directly to the Gateway, or to an OfficeConnect Switch or Hub, expanding the number of computers you can have in your network. Figure 2 Example Network Using a Wireless Cable/DSL Gateway
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Gateway Advantages 13 Gateway The advantages of the Gateway include: Advantages ■ Shared Internet connection for wired computers. The Wireless Cable/DSL Gateway also provides shared internet connection to wireless computers ■ No need for a dedicated, “always on” computer serving as your Internet connection ■ Cross-platform operation for compatibility with Windows, Unix and Macintosh computers ■ Easy-to-use, Web-based setup and configuration ■ Provides centralization of all network address se
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14 CHAPTER 1: INTRODUCING THE GATEWAY Minimum System Your Gateway requires that the computer(s) and components in your and Component network be configured with at least the following: Requirements ■ A computer with an operating system that supports TCP/IP networking protocols (for example Windows 95/98/NT/Me/2000/XP, Unix, Mac OS 8.5 or higher). ■ An Ethernet 10Mbps or 10/100 Mbps NIC for each computer to be connected to the four-port switch on your Gateway. ■ An 802.11b wireless NIC (if you
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Front Panel 15 ■ The Gateway has just been started up and is running a self-test routine, or ■ The administrator has invoked the Reset to Factory Defaults command, or ■ The system software is in the process of being upgraded In each of these cases, wait until the Gateway has completed the current operation and the alert LED is Off. Flashing slowly - The Gateway has completed the Reset to Factory Defaults process, and is waiting for you to reset the unit. To do this, remove power, wait 10 s
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16 CHAPTER 1: INTRODUCING THE GATEWAY 4 Wireless LAN (WLAN) Status LED *Available on the OfficeConnect Wireless Cable/DSL Gateway only Yellow If the LED is on it indicates that wireless networking is enabled. If the LED is flashing, data is being transmitted or received. If the LED is off, the Wireless LAN has been disabled in the Gateway, or there is a problem. Refer to Chapter 6 “Troubleshooting”. 5 Cable/DSL Status LED Green (100Mbps link) / yellow (10Mbps link) If the LED is on, the link
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Rear Panel 17 7 Power Adapter Socket Only use the power adapter supplied with this Gateway. Do not use any other adapter. 8 Ethernet Cable/DSL port Use the supplied patch cable to connect the Gateway to the Ethernet port on your cable or DSL modem. The port will automatically adjust to the correct speed and duplex. 9 Four 10/100 LAN ports Using suitable RJ-45 cable, you can connect your Gateway to a computer, or to any other piece of equipment that has an Ethernet connection (for example, a
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18 CHAPTER 1: INTRODUCING THE GATEWAY
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HARDWARE INSTALLATION 2 Introduction This chapter will guide you through a basic installation of the Gateway, including: ■ Connecting the Gateway to the Internet. ■ Connecting the Gateway to your network. ■ Setting up your computers for networking with the Gateway. Safety Information WARNING: Please read the “Safety Information” section in Appendix D before you start. VORSICHT: Bitte lesen Sie den Abschnitt “Wichtige Sicherheitshinweise” sorgfältig durch, bevor Sie das Gerät einschalten. AVER
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20 CHAPTER 2: HARDWARE INSTALLATION connections to computers in both horizontal and vertical directions, allowing wider coverage. When positioning your Gateway, ensure: ■ It is out of direct sunlight and away from sources of heat. ■ Cabling is away from power lines, fluorescent lighting fixtures, and sources of electrical noise such as radios, transmitters and broadband amplifiers. ■ Water or moisture cannot enter the case of the unit. ■ Air flow around the unit and through the vents in the s
