Linksys EtherFast BEFSR41 User Manual

EtherFast Cable/DSL Router with 4-Port Switch
Chapter 1: Introduction 1
Welcome 1
What’s in this Guide? 2
Chapter 2: Networking Basics 4
An Introduction to Local Area Networks 4
The Use of IP Addresses 4
Chapter 3: Getting to Know the Router 6
The Back Panel 6
The Front Panel 7
Chapter 4: Connecting the Router 8
Overview 8
Connection Instructions 9
Chapter 5: Configuring the Router 10
Overview 10
How to Access the Web-based Utility 11
The Setup Tab - Basic Setup 12
The Setup Tab - DDNS 18
The Setup Tab - MAC Address Clone 19
The Security Tab - Filter 22
The Security Tab - VPN 24
The Applications & Gaming Tab - Port Range Forwarding 25
The Applications & Gaming Tab - Port Triggering 26
The Applications & Gaming Tab - UPnP Forwarding 27
The Applications & Gaming Tab - DMZ 29
The Applications & Gaming Tab - QoS 30
The Administration Tab - Management 32
The Administration Tab - Log 34
The Administration Tab - Factory Defaults 35
The Administration Tab - Firmware Upgrade 36
The Status Tab - Router 37
The Status Tab - Local Network 38
Appendix A: Troubleshooting 39
Common Problems and Solutions 39
Frequently Asked Questions 49
Appendix B: Upgrading Firmware 53

Linksys EtherFast BEFSR41 Specifications

General

Standards	IEEE 802.3, IEEE 802.3u
Data Transfer Rate	10/100 Mbps
Management	Web-based management
DHCP Support	Yes
Ports	1 x 10/100Mbps WAN, 4 x 10/100Mbps LAN
Protocols	TCP/IP
Security Features	NAT, SPI
Firewall	NAT, SPI
VPN Pass-through	IPsec, PPTP, L2TP