EtherFast Cable/DSL Router with 4-Port Switch (BEFSR41) User Guide

USER GUIDE

EtherFast $ ^{\text{®}} $ Cable/DSL Router with 4-Port Switch

Model: BEFSR41

Cisco

Chapter 1: Product Overview 2
Front Panel. ..... 2
Back Panel ..... 2
Chapter 2: Advanced Configuration 3
Setup > Basic Setup ..... 3
Setup > DDNS. ..... 7
Setup > MAC Address Clone. ..... 7
Setup > Advanced Routing ..... 8
Security > Filter ..... 9
Security > VPN Passthrough ..... 10
Applications and Gaming > Port Range Forwarding ..... 10
Applications & Gaming > Port Triggering ..... 10
Applications and Gaming > UPnP Forwarding ..... 11
Applications and Gaming > DMZ ..... 12
Applications and Gaming > QoS ..... 12
Administration > Management ..... 13
Administration > Log ..... 14
Administration > Factory Defaults ..... 15
Administration > Firmware Upgrade ..... 15
Status > Router ..... 16
Status > Local Network ..... 16
Appendix A: Troubleshooting 17
Appendix B: Specifications 18
Appendix C: Warranty Information 19
Limited Warranty ..... 19
Appendix D: Regulatory Information 21
FCC Statement ..... 21
Safety Notices ..... 21
Industry Canada Statement ..... 21
User Information for Consumer Products Covered by EU Directive 2002/96/EC on Waste Electric and Electronic Equipment (WEEE) ..... 22
Appendix E: Software License Agreement 26
Software in Linksys Products ..... 26
Software Licenses ..... 26

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.

Q

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.

Copyright and Trademarks

・・・・・・・・・・・cisco

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.

Chapter 1: Product Overview

Thank you for choosing the Linksys by Cisco EtherFast Cable/DSL Router with 4-Port Switch. The Router lets you access the Internet through its four switched ports. You can also use the Router to share resources such as computers, printers and files. A variety of security features help to protect your data and your privacy while online. Security features include a Stateful Packet Inspection (SPI) firewall and NAT technology. Configuring the Router is easy using the provided browser-based utility.

Front Panel

CISCO

Power (Green) The Power LED lights up and will stay on while the Router is powered on. It flashes when the Router goes through its self-diagnostic mode during every boot-up or upgrades its firmware.

1, 2, 3, 4 (Green) These numbered LEDs, corresponding with the numbered ports on the