EtherFast Cable/DSL Router with 4-Port Switch

Table of Contents

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

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Cisco Systems BEFSR41 manual Table of Contents

BEFSR41 specifications

The Cisco Systems BEFSR41 is a versatile and robust broadband router that has gained popularity for its reliability and feature set, catering to both home users and small businesses. This device integrates an 802.3 Ethernet switch with a wide area network (WAN) port, allowing users to connect multiple local area network (LAN) devices to the internet simultaneously.

One of the standout features of the BEFSR41 is its ability to support up to four Ethernet ports, which facilitates easy connection for computers, printers, and other network devices. This multi-port functionality promotes efficient resource sharing within a network, enabling users to share files, printers, and Internet access seamlessly. The router operates using a robust NAT (Network Address Translation) technology, which enhances network security by ensuring that local IP addresses are not exposed directly to the internet.

The BEFSR41 supports DHCP (Dynamic Host Configuration Protocol), allowing for automatic IP address assignment to connected devices, which simplifies the network setup for users. Furthermore, its built-in firewall features help protect against unauthorized access and potential threats from the internet, making it an ideal choice for small office or home office settings. The router also supports port forwarding, allowing users to configure access for specific applications, such as online gaming or video conferencing.

In terms of connectivity, the BEFSR41 is designed for high-speed broadband connections, making it suitable for DSL or cable internet services. The device offers a straightforward setup process, typically involving a web-based interface that simplifies configuration for users of all technical levels. The compact design and ease of installation make it a convenient choice for those looking to enhance their home or office network.

Additionally, the BEFSR41 supports basic Quality of Service (QoS) features, which enable prioritization of traffic for applications that require higher bandwidth or lower latency. Users can configure these settings to ensure that critical applications receive the necessary resources, promoting a smoother experience during activities like streaming or video calls.

Lastly, the Cisco BEFSR41 is known for its durability and longevity, reflecting the high standards associated with Cisco products. Although newer models and technologies have emerged since its launch, the BEFSR41 remains a solid option for users seeking a reliable and efficient router for basic networking needs. Whether for a small business or a home network, this device offers the essential features and functionality to support daily internet activities.