Linksys EtherFast BEFSR41W User Manual
Linksys EtherFast BEFSR41W User Manual

Linksys EtherFast BEFSR41W User Manual

Etherfast cable/dsl wireless-ready router with 4-port switch instant broadband series
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Instant Broadband™ Series
®
EtherFast
Cable/DSL
Wireless-Ready Router
with 4-Port Switch
Use this Guide to install:
BEFSR41W
EtherFast Cable/DSL Wireless-Ready Router with 4-Port Switch

User Guide

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Summary of Contents for Linksys EtherFast BEFSR41W

  • Page 1: User Guide

    Instant Broadband™ Series ® EtherFast Cable/DSL Wireless-Ready Router with 4-Port Switch Use this Guide to install: BEFSR41W EtherFast Cable/DSL Wireless-Ready Router with 4-Port Switch User Guide...
  • Page 2 Linksys reserves the right to revise or update its prod- ucts, software, or documentation without obligation to notify any individual or entity.
  • Page 3: Table Of Contents

    Table of Contents Chapter 1: Introduction Linksys Cable/DSL Wireless-Ready Router Features Package Contents Minimum Requirements Chapter 2: Getting to Know the Cable/DSL Wireless-Ready Router The Cable/DSL Wireless-Ready Router’s Rear Panel The Wireless PC Card (not included) The Reset Button The Cable/DSL Wireless-Ready Router’s Front Panel LEDs...
  • Page 4: Chapter 1: Introduction

    EtherFast ® Cable/DSL Wireless-Ready Router with 4-Port Switch Chapter 1: Introduction The Linksys Cable/DSL Wireless-Ready Router Congratulations on your purchase of an EtherFast Router with 4-Port Switch. The EtherFast ® Cable/DSL Wireless-Ready Router with 4-Port Switch provides the ideal solution for connecting your network to a high- speed broadband Internet connection and a 10/100 Fast Ethernet backbone, with the option to add wireless capabilities.
  • Page 5: Package Contents

    Figure 1-1 Package Contents • One Linksys EtherFast ® Cable/DSL Wireless-Ready Router with 4-Port Switch (1) • One Power Adapter (2) • One TechHelper CD-ROM (3) • One User Guide (4) • Quick Installation (not shown) • One Registration Card (not shown) Minimum Requirements •...
  • Page 6: The Wireless Pc Card (Not Included)

    The Wireless-PC Card The Wireless PC Card (not included) To add wireless capabilities, a WPC11 (sold separately) is required. Power off the Router. Insert the WPC11 in the manner shown above in the warning label. Push the WPC11 into the BEFSR41W until it is securely held in place by the PCMCIA Slot.
  • Page 7: Chapter 3: Connecting The Cable/Dsl Wireless-Ready Router To Your Network

    WLAN Green. The WLAN LED illuminates when a wireless net- work is active. Green. The WAN LED illuminates when a successful con- nection is made between the Router and your Broadband device or network. When blinking, the Router is sending or receiving data over the broadband port.
  • Page 8: Connecting Your Hardware Together & Booting Up

    PCs and Router. “www.linksys.com”, or your e-mail server’s address is something similar to “e- mail” or “pop3”, rather than “pop.mail.linksys.com”, you won’t be able to prop- erly configure your Router until you determine the actual Internet addresses of your Web and e-mail connections.
  • Page 9: Configuring Your Pcs To Connect To The Cable/Dsl Wireless-Ready Router

    Configuring Your PCs to Connect to the Cable/DSL Wireless-Ready Router Now that your Router is physically installed, you will have to configure your PCs to accept the IP addresses that your Router will provide. If using the default Windows TCP/IP network configuration, no changes are required; just restart your PC so it will obtain an IP address from the Cable/DSL Wireless- Ready Router.
  • Page 10: Chapter 4: Adding Wireless Capabilities To Your Router

    Chapter 4: Adding Wireless Capabilities to Your Router Now that your Cable/DSL Wireless-Ready Router is wired into your network, you can make your Router wireless. You can also wait until a later time. You will need a WPC11 Wireless PC Card (sold separately.) 1.
  • Page 11 N N o o t t e e : : The Setup page shown in this graphic may differ from yours. Figure 4-4 The following section will provide information on setting up your wireless connection once you have the Wireless PC Card. •...
  • Page 12: Chapter 5: Configuring Your Network With The Cable/Dsl Wireless-Ready Router

    Chapter 5: Configuring Your Network with the Cable/DSL Wireless-Ready Router Configuring the Cable/DSL Wireless-Ready Router Now that your Cable/DSL Wireless-Ready Router is wired into your network, you can begin configuring your system. Note:If your Windows system supports UPnP, Windows will offer to create a desktop shortcut to the Router.
  • Page 13 4. Configure the following values. N N o o t t e e : : All of this information should be readily available from your ISP. Host Name & Domain Name These fields allow you to supply a host and domain name for the Router.
  • Page 14: Chapter 6: The Cable/Dsl Wireless-Ready Router's Web-Based Utility

    • Firmware Version This entry shows the version of the firmware you are using. Future versions of the Router’s Firmware may become available on the Linksys website. • LAN IP Address and Subnet Mask The IP Address and Subnet Mask of the router as they are seen on the internal LAN.
  • Page 15 • ESSID The ESSID is the unique name that is shared among all points in a wireless network. The ESSID must be identical for all points in the network. It is case sensitive and must not exceed 32 characters. Make sure that all points in the network are the same.
  • Page 16: Setting Wep Encryption

    The present standard for this encryption, set by the IEEE (the Institute of Electrical and Electronics Engineers), is defined as 40-bit (sometimes also called 64-bit) encryption. Some vendors, including Linksys, offer the higher 128-bit encryption. These numbers refer to the complexity of the algorithms generated in order to code and decode the data transmitted.
  • Page 17: Password

    Password Figure 6-6 It is strongly recommended that you set a password for the router. When you first power up the router, you will notice that the Password setting default is admin.For security, we recommend that you change your password often. To change your password, enter your new password in the Router Password box.
  • Page 18: Dhcp

    • DHCP Release Click the DHCP Release button to release the WAN IP address from the Router. • DHCP Renew Click the DHCP Renew button to get the new WAN IP address from your ISP. • DHCP Clients Table Click on the Clients Table button to show the current DHCP Client information.
  • Page 19: Log

    Under the Help tab, you’ll find links to all of the Router’s internal support doc- umentation, including the application that upgrades the Router’s firmware. New firmware versions are posted at www.linksys.com and can be downloaded for free. If the Router can access the Internet already, there’s no need to down- load a newer firmware version, unless that version has a new feature that you want to use.
  • Page 20: Upnp

    UPnP allows enabled applications to automatically manage the router. There are two ways to begin the UPnP configuration. Choose one: • Double-click My Network Place. Then double-click the Linksys BEFSR41W icon. • Or, start your Web interface. Type in the address http://192.168.1.1.
  • Page 21: Port Forwarding

    • Click on Apply to save any changes. Using IPSec Pass Through • This feature lets you use IPSec Pass Through. To use this feature, click on Enable next to “IPSec Pass Through,” then click on Apply. • To disable IPSec Pass Through, click on Disable, and then click on Apply. Using PPTP Pass Through •...
  • Page 22 • Telnet A terminal emulation protocol commonly used on the Internet and TCP/IP-based networks. It allows a user at a terminal or computer to log on to a remote device and run a program. • SMTP (Simple Mail Transfer Protocol) The standard e-mail protocol on the Internet.
  • Page 23: Dynamic Routing

    Figure 6-14 To add a server using Port Range Forwarding: 1. Enter the name of the application in the appropriate Customized Applications field. Continue with the fields on the same line. 2. In the Ext. Port field, enter the number of the external port used by the server.
  • Page 24: Static Routing

    Static Routing Figure 6-16 If your Router is connected to more than one network, it may be necessary to set up a static route between them. A static route is a pre-determined pathway that network information must travel to reach a specific host or network. Click the Show Routing Table button to view the current static routing configura- tion.
  • Page 25: Dmz Host

    DMZ Host Figure 6-17 The DMZ Host setting allows one local computer to be exposed to the Internet for the use of special-purpose services such as Internet gaming or video-con- ferencing. To expose one computer, enter the computer’s IP address and click the Apply button.
  • Page 26: Appendix A: Troubleshooting

    Cable/DSL Wireless-Ready Router. If your situation is described here, the problem should be solved by applying the corresponding solution. If you can’t find an answer here, check the Linksys website at www.linksys.com. 1. I can’t connect to the Cable/DSL Wireless-Ready Router.
  • Page 27: Frequently Asked Questions

    Does the Cable/DSL Wireless-Ready Router support any operating system other than Windows 95, Windows 98, Windows 2000, Windows NT, or Windows XP? Yes, but Linksys does not at this time provide technical support for setup, configuration or troubleshooting of any non-Windows operating systems.
  • Page 28 Obtain and flash the latest firmware release that is readily available on the Linksys website, www.linksys.com. How will I be notified of new router firmware upgrades? All Linksys firmware upgrades are posted on the Linksys website at www.linksys.com, where they can be downloaded for free.
  • Page 29: Appendix B: How To Obtain Your Isp's E-Mail & Web Addresses

    IP addresses, which are the true addresses on the Internet. For example, www.linksys.com is actually 216.23.162.142. Type it into your web browser and you will wind up at the Linksys home page every time. IP and web addresses, however, can sometimes be long and hard to remember.
  • Page 30: Appendix C: Installing The Tcp/Ip Protocol

    C:\>ping -a 24.53.32.4 Pinging mail.msnv3.occa.home.com [24.53.32.4] with 32 bytes of data: Reply from 24.53.32.4: bytes=32 time<10ms TTL=127 Reply from 24.53.32.4: bytes=32 time<10ms TTL=127 Reply from 24.53.32.4: bytes=32 time<10ms TTL=127 Reply from 24.53.32.4: bytes=32 time<10ms TTL=127 Ping statistics for 24.53.32.4: Packets: Sent = 4, Received = 4, Lost = 0 (0% loss), Approximate round trip times in milli-seconds: Minimum = 0ms, Maximum =...
  • Page 31: Appendix D: Twisted-Pair Cabling

    6. Find and double-click TCP/IP in the list on the right side. Figure C-2 7. After a few seconds you will be brought back to the main Network window. The TCP/IP Protocol should now be listed. Figure C-3 8. Click OK. Windows may ask for original Windows installation files. Supply them as needed (i.e.: D:\win98, D:\win95, c:\windows\options\cabs.) 9.
  • Page 32: Crimping Your Own Network Cables

    bles Crimping Your Own Network For Straight-Through Cabling, see Figure D-3 and for Cross-Over Cabling, see Figure D-4. • Straight-Through Cabling Figure D-3 •Cross-Over Cabling Figure D-4 Instant Broadband Series EtherFast Appendix E: Glossary Ad-hoc Network - An ad-hoc network is a wireless network or other small net- work in which some of the network devices are part of the network only for the duration of a communications session, while others stay in close proximity to the rest of the network.
  • Page 33 DNS - The Domain Name System (DNS) is the way that Internet domain names are located and translated into Internet Protocol (IP) addresses. A domain name is a meaningful and easy-to-remember “handle” for an Internet address. DSSS - Also known as “Direct Sequence Spread Spectrum,” this is a variety of radio transmission methods that continuously change frequencies or signal pat- terns.
  • Page 34 LAN - A local area network (LAN) is a group of computers and associated devices that share a common communications line and typically share the resources of a single processor or server within a small geographic area (for example, within an office building). MAC Address - The MAC (Media Access Control) address is a unique num- ber assigned by the manufacturer to any Ethernet networking device, such as a network adapter, that allows the network to identify it at the hardware level.
  • Page 35: Appendix F: Specifications

    UDP (User Datagram Protocol) - A communications method (protocol) that offers a limited amount of service when messages are exchanged between com- puters in a network that uses the Internet Protocol (IP). UDP is an alternative to the Transmission Control Protocol (TCP) and, together with IP, is sometimes referred to as UDP/IP.
  • Page 36: Environmental

    FROM THE PRODUCT'S PACKAGING ON HAND WHEN CALLING. RETURN REQUESTS CANNOT BE PROCESSED WITHOUT PROOF OF PURCHASE. IN NO EVENT SHALL LINKSYS’ LIABILITY EXCEED THE PRICE PAID FOR THE PRODUCT FROM DIRECT, INDIRECT, SPECIAL, INCIDEN- TAL, OR CONSEQUENTIAL DAMAGES RESULTING FROM THE USE...
  • Page 37: Appendix H: Contact Information

    Appendix H: Contact Information For help with the installation or operation of this product, contact Linksys Customer Support at one of the phone numbers or Internet addresses below. Sales Information 800-546-5797 (LINKSYS) Tech Support 800-326-7114 RMA Issues 949-261-1288 949-261-8868 Email support@linksys.com...
  • Page 38 © Copyright 2002 Linksys, All Rights Reserved. Printed in the USA.

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