User guide
Table Of Contents
- Chapter 1: Introduction
- Chapter 2: Product Overview
- Chapter 3: Advanced Configuration
- Setup > Basic Setup
- Setup > DDNS
- Setup > MAC Address Clone
- Setup > Advanced Routing
- Security > Firewall
- Security > VPN
- Access Restrictions
- Applications and Gaming > Port Range Forwarding
- Applications & Gaming > Port Triggering
- Applications and Gaming > UPnP Forwarding
- Applications and Gaming > DMZ
- Administration > Management
- Administration > Log
- Administration > Diagnostics
- Administration > Factory Defaults
- Administration > Firmware Upgrade
- Status > Gateway
- Status > Local Network
- Appendix A: Troubleshooting
- Appendix B: VPN Tunnel
- Appendix C: Specifications
- Appendix D: Warranty Information
- Appendix E: Regulatory Information
- Appendix F: Software License Agreement

About This Guide
i
EtherFast Cable/DSL VPN Router with 4-Port Switch
About This Guide
Icon Descriptions
While reading through the User Guide you may see
various icons that call attention to specific items. Below is
a description of these icons:
NOTE: This check mark indicates that there is
a note of interest and is something that you
should pay special attention to while using the
product.
WARNING: This exclamation point indicates
that there is a caution or warning and it is
something that could damage your property or
product.
WEB: This globe icon indicates a noteworthy
website address or e-mail address.
Online Resources
Website addresses in this document are listed without
http:// in front of the address because most current web
browsers do not require it. If you use an older web browser,
you may have to add http:// in front of the web address.
Resource Website
Linksys www.linksys.com
Linksys International
www.linksys.com/eu or
www.linksys.com/latam
Support www.linksys.com/support
Glossary www.linksys.com/glossary
Network Security www.linksys.com/security
Copyright and Trademarks
Linksys, EtherFast, Cisco, and the Cisco Logo
are registered trademarks or trademarks
of Cisco Systems, Inc. and/or its affiliates
in the U.S. and certain other countries.
Copyright © 2008 Cisco Systems, Inc. All
rights reserved. Other brands and product
names are trademarks or registered
trademarks of their respective holders.