- •Welcome To Home Networking
- •Home Ethernet Gateway
- •Kit Contents
- •Using This Guide
- •Hardware Installation
- •Panel Layout
- •Front Panel
- •Rear Panel
- •Top Panel
- •Left Side Panel
- •Hardware Installation
- •Computer Connection
- •Modem Connection
- •Cable or DSL Modem Connection
- •Analog or ISDN Modem Connection
- •Printer Connection
- •Self-Test Phase
- •Network Settings
- •Network Settings
- •Windows 95, 98, and NT 4.0
- •Ping Command
- •Internet Sharing Setup
- •Setup Program
- •Administrator Mode
- •Dynamic IP Address
- •Static IP Address
- •PPP Over Ethernet
- •Dial-up Network
- •Menu Settings
- •Virtual Server
- •Special Access
- •Client Privileges
- •Administration Tools
- •Change Password
- •View Log
- •Clone MAC
- •Restore to Default
- •Firmware Upgrade
- •Miscellaneous Items
- •DHCP Server
- •DMZ Host
- •Remote Administrator Host
- •Print Server
- •Software Installation
- •Windows 98 and 95
- •Windows NT
- •Console Mode
- •3Com Corporation Limited Warranty
- •3Com End User Software License Agreement
Home Ethernet Gateway
Published December 2000
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Copyright © 2000 3Com Corporation. All rights reserved. No part of this documentation may be
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reproduced in any form or by any means or used to make any derivative work (such as translation,
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transformation, or adaptation) without written permission from 3Com Corporation.
3Com Corporation reserves the right to revise this documentation and to make changes in content from
time to time without obligation on the part of 3Com Corporation to provide notiﬁcation of such revision or
3Com Corporation provides this documentation without warranty, term, or condition of any kind, either
implied or expressed, including, but not limited to, the implied warranties, terms or conditions of
merchantability, satisfactory quality, and ﬁtness for a particular purpose. 3Com may make improvements or
changes in the product(s) and/or the program(s) described in this documentation at any time.
If there is any software on removable media described in this documentation, it is furnished under a license
agreement included with the product as a separate document, in the hard copy documentation, or on the
removable media in a directory ﬁle named LICENSE.TXT or !LICENSE.TXT. If you are unable to locate a copy,
please contact 3Com and a copy will be provided to you.
UNITED STATES GOVERNMENT LEGEND
If you are a United States government agency, then this documentation and the software described herein
are provided to you subject to the following:
All technical data and computer software are commercial in nature and developed solely at private expense.
Software is delivered as “Commercial Computer Software” as deﬁned in DFARS
or as a “commercial item” as deﬁned in FAR 2.101(a) and as such is provided with only such rights as are
provided in 3Com’s standard commercial license for the Software. Technical data is provided with limited
rights only as provided in DFAR
applicable. You agree not to remove or deface any portion of any legend provided on any licensed program
or documentation contained in, or delivered to you in conjunction with, this User Guide.
Unless otherwise indicated, 3Com registered trademarks are registered in the United States and may or may
not be registered in other countries.
3Com and AirConnect are registered trademarks and the 3Com logo is a trademark of 3Com Corporation.
UNIX is a registered trademark in the United States and other countries, exclusively licensed through X/Open
All other company and product names may be trademarks of the respective companies with which they are
This product or software contains encryption code which may not be exported or transferred from the U.S.
or Canada without an approved US Department of Commerce export license.
1 WELCOME TO HOME NETWORKING
Home Ethernet Gateway 1
Using This Guide 2
2 HARDWARE INSTALLATION
Left Side Panel
Computer Connection 5
TCP/IP Settings with Internet Sharing 7
TCP/IP Protocol Installation
INTERNET SHARING SETUP
Setup Program 9
5 PRINT SERVER
Software Installation 20
Conﬁguring Printer Properties 20
Windows 98 and 95 20
Windows NT 21
3COM CORPORATION LIMITED WARRANTY
3COM END USER SOFTWARE LICENSE AGREEMENT
The home networking products from 3Com give the home user the same power, ﬂexibility, and protection that has been available only to large corporations. Now, you can network the computers in your home, connect them all to a single Internet outlet, and harness the combined power of all of your computers.
Figure 1 Home Ethernet Gateway
The Home Ethernet Gateway features:
■Modem and IP sharing
Connect multiple computers to a modem (cable, DSL, analog, or ISDN) or an Ethernet router to surf the Internet.
Network up to four computers with the
■Virtual private network (VPN)
Support for multiple PPTP sessions included, allowing you to setup VPN server and VPN clients.
Embed a print server to allow all of the networked computers to share one printer.
All unwanted packets from outside intruders are blocked to protect your home network.
All of the networked computers can retrieve TCP/IP settings automatically from the gateway.
The gateway is conﬁgurable through any Web browser using Netscape Communicator or Internet Explorer.
Different access rights can be assigned to different computers on your home network.
Enable access to the Web, FTP, and other services on your home network.
Attributes can be deﬁned to support special applications requiring multiple connections, like Internet gaming, video conferencing, and Internet telephony, The gateway can then sense the application type and open a
Fully expose one of the computers on your network to the Internet. This function is used when special application sensing tunnel feature is insufﬁcient to allow an application to function correctly.
■ Home Ethernet Gateway
■ Power cord and power adapter
■ Fast Ethernet cables (2)
Using This Guide
The rest of this user guide contains detailed information about your gateway and
how to connect it to your home network and the Internet.
■ Chapter 2 familiarizes you with the front, rear, top, and left panels of the
gateway, including information concerning LEDs and ports.
■ Chapter 3 explains the procedure involved in setting up your computers to
connect to the gateway.
■ Chapter 4 is an overview of the
■ Chapter 5 explains how to set up the printer sharing option.
■ Appendix A details console mode, in which you can change the password of
the gateway if your forget it and conﬁgure other settings.
■ TheGlossary provides devinition for key terms concerning the installation and
operation of the gateway.