Cisco Systems BEFSR41 manual EtherFast Cable/DSL Router with 4-Port Switch

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EtherFast Cable/DSL Router with 4-Port Switch

3.Right-click the Local Area Connection that is associated with the Ethernet adapter you are using, and select the Properties option.

4.In the This connection uses the following items box, highlight Internet Protocol (TCP/IP), and click the Properties button. Make sure that Obtain an IP address automatically and Obtain DNS server address automatically are selected.

B.Open a command prompt.

•For Windows 98 and Millennium, click Start and Run. In the Open field, type command. Press the Enter key or click the OK button.

•For Windows 2000 and XP, click Start and Run. In the Open field, type cmd. Press the Enter key or click the OK button.

C.In the command prompt, type ping 192.168.1.1 and press the Enter key.

•If you get a reply, the computer is communicating with the Router.

•If you do NOT get a reply, check the cable, and make sure Obtain an IP address automatically is selected in the TCP/IP settings for your Ethernet adapter.

D.In the command prompt, type ping followed by your Internet IP address and press the Enter key. The Internet IP Address can be found in the web interface of the Router. For example, if your Internet IP address is 1.2.3.4, you would enter ping 1.2.3.4 and press the Enter key.

•If you get a reply, the computer is connected to the Router.

•If you do NOT get a reply, try the ping command from a different computer to verify that your original computer is not the cause of the problem.

E.In the command prompt, type ping www.linksys.com and press the Enter key.

•If you get a reply, the computer is connected to the Internet. If you cannot open a webpage, try the ping command from a different computer to verify that your original computer is not the cause of the problem.

•If you do NOT get a reply, there may be a problem with the connection. Try the ping command from a different computer to verify that your original computer is not the cause of the problem.

4.I am not getting an IP address on the Internet with my Internet connection.

A.Refer to “Problem #3, I want to test my Internet connection” to verify that you have connectivity.

B.If you need to register the MAC address of your Ethernet adapter with your ISP, please see “Appendix C: Finding the MAC Address and IP Address for Your Ethernet Adapter.” If you need to clone the MAC address of your Ethernet adapter onto the Router, see the MAC Address Clone section of “Chapter 5: Configuring the Router” for details.

C.Make sure you are using the right Internet settings. Contact your ISP to see if your Internet connection type is DHCP, Static IP Address, or PPPoE (commonly used by DSL consumers). Please refer to the Basic Setup section of “Chapter 5: Configuring the Router” for details on Internet Connection Type settings.

Appendix A: Troubleshooting

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Common Problems and Solutions

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Contents Cable/DSL Router How to Use this Guide Copyright and TrademarksWord definition Table of Contents Appendix a Troubleshooting Common Problems and Solutions Frequently Asked QuestionsAppendix B Upgrading Firmware Ethernet AdapterList of Figures Back Panel23 Administration Tab Management Introduction WelcomeWhat’s in this Guide? EtherFast Cable/DSL Router with 4-Port Switch Networking Basics An Introduction to Local Area NetworksUse of IP Addresses Networking Basics Use of IP Addresses Reset Button Reset button can be used in one of two ways Getting to Know the RouterFront Panel Connecting the Router Using the Setup WizardUsing the Quick Installation or User Guide OverviewConnection Instructions Example of a Typical NetworkConfiguring the Router SetupSecurity How to Access the Web-based Utility AdministrationApplications & Gaming StatusSetup Tab Basic Setup Internet SetupInternet Connection Type Obtain an IP AutomaticallyStatic IP PPPoERAS Heart Beat Signal Heart Beat SignalNetwork Setup Optional SettingsPacket a unit of data sent over a network Network Address Server Settings Dhcp Router IPSetup Tab Ddns DynDNS.orgTZO.com Setup Tab MAC Address Clone MAC CloneSetup Tab Advanced Routing Advanced RoutingDynamic Routing Static Routing14 Routing Table Entry List Security Tab Filter Filter IP Address RangeFilter Port Range Filter MAC AddressConfiguring the Router Security Tab Filter Security Tab VPN VPN PassthroughApplications & Gaming Tab Port Range Forwarding Port Range ForwardingPort Range Applications & Gaming Tab Port Triggering Port TriggeringTriggered Range Forwarded RangeApplications & Gaming Tab UPnP Forwarding UPnP ForwardingEtherFast Cable/DSL Router with 4-Port Switch Applications & Gaming Tab DMZ DMZApplications & Gaming Tab QoS Device PriorityEthernet Port Priority Application PriorityEtherFast Cable/DSL Router with 4-Port Switch Administration Tab Management Router AccessLocal Router Access Remote Router AccessConfiguring the Router Administration Tab Management Administration Tab Log LogAdministration Tab Factory Defaults Factory DefaultsAdministration Tab Firmware Upgrade Upgrade FirmwareStatus Tab Router InformationStatus Tab Local Network Local NetworkAppendix a Troubleshooting Common Problems and SolutionsFor Windows 98 and Millennium Need to set a static IP address on a PCFor Windows For Windows XPWant to test my Internet connection EtherFast Cable/DSL Router with 4-Port Switch Am not able to access the Router’s Web-based Utility Setup Application Start and End Protocol IP Address Enabled Need to set up a server behind my RouterCan’t get the Internet game, server, or application to work To start over, I need to set the Router to factory default For Microsoft Internet Explorer 5.0 or higherFor Netscape 4.7 or higher Need to upgrade the firmware Firmware upgrade failedMy DSL service’s PPPoE is always disconnecting Need to use port triggering Frequently Asked Questions Where is the Router installed on the network?Is IPSec Passthrough supported by the Router? Does the Router support IPX or AppleTalk?If all else fails in the installation, what can I do? Does the Router support ICQ send file?How can I block corrupted FTP downloads? What is DMZ Hosting? Is the Router cross-platform compatible?Which modems are compatible with the Router? How can I check whether I have static or Dhcp IP addresses? How do I get mIRC to work with the Router?Figure B-1 Upgrade Firmware Appendix B Upgrading FirmwareWindows 98 or Me Instructions Windows 2000 or XP InstructionsFor the Router’s Web-based Utility Figure C-3 MAC Address/Physical AddressAppendix D Windows Help Shared ResourcesNetwork Neighborhood/My Network Places Appendix E Glossary EtherFast Cable/DSL Router with 4-Port Switch Packet a unit of data sent over a network EtherFast Cable/DSL Router with 4-Port Switch EtherFast Cable/DSL Router with 4-Port Switch Appendix F Specifications Four 10/100 RJ-45 Switched PortsModel BEFSR41 ver Standards PortsOperating Humidity Storage HumidityAppendix G Warranty Information Limited WarrantyAppendix H Regulatory Information FCC StatementAppendix I Contact Information Need to contact Linksys?Information section in this Guide

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.
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