Linksys EtherFast BEFSR81 User Manual
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Linksys EtherFast BEFSR81 User Manual

Linksys EtherFast BEFSR81 User Manual

Instant broadband series cable/dsl router
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Instant Broadband™ Series
EtherFast Cable/DSL
Router
Model No.:
BEFSR81
User Guide

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Summary of Contents for Linksys EtherFast BEFSR81

  • Page 1 Instant Broadband™ Series EtherFast Cable/DSL Router Model No.: BEFSR81 User Guide...
  • Page 2 Linksys reserves the right to revise or update its products, software, or documentation without obligation to notify any individ- ual or entity.

  • Page 3: Table Of Contents

    EtherFast Cable/DSL Router Introduction The Linksys EtherFast Cable/DSL Router Congratulations on your purchase of a Linksys Instant Broadband EtherFast Cable/DSL Router. The EtherFast Cable/DSL Router is the perfect option to connect a small group of PCs to a high-speed Broadband Internet connection or to an Ethernet backbone.

  • Page 4: Package Contents

    Package Contents • One Linksys Instant Broadband Cable/DSL Router • One power adapter • One power cord • One user guide and registration card System Requirements • One RJ-45 Broadband Internet connection • One PC with an installed 10Mbps, 100Mbps, or 10/100 Mbps Ethernet card •...

  • Page 5: The Reset Button

    The Reset Button Briefly pressing the Reset Button will refresh the Router’s con- nections, potentially clearing any jammed links. Pressing the Reset Button and holding it in for a few seconds will clear all of the Router’s data. This should be done only if you are experienc- ing heavy routing problems, and only after you have exhausted all of the other troubleshooting options.

  • Page 6: Connecting The Cable/Dsl Router To Your Network

    If your Internet home page address is something very simple, such as “www”, rather than “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...

  • Page 7: Configuring Your Network With The Cable/Dsl Router

    4. Connect the power-supply cable to the Power port on the rear of the Router, then plug the supplied AC power cable into a power outlet. Plug the other end into the back of the power adapter. • The Power LED will illuminate green as soon as the power adapter is connected.
  • Page 8 3. The Cable/DSL Router’s Setup page will appear. 4. Configure the following values. Router Name & Domain Name These fields allow you to supply a host and domain name for the Router. Some ISPs require these names as identification. You may have to check with your ISP to see if your Broadband Internet service has been configured with a host and domain name.

  • Page 9: Configuring Your Pcs To Connect To The Cable/Dsl Router

    7. Unless you already have a DHCP server on your internal network, choose Enable from the DHCP Server field. By choosing Enable, you will configure the Router to automatically assign IP addresses to each of your PCs. In the Number of DHCP Users box, enter the number of PCs you plan on networking to the Router, or leave it alone.

  • Page 10: The Cable/Dsl Router's Web-Based Utility

    5. Click OK. Windows may ask for original Windows installation files. Supply them as needed (i.e.: D:\win98, D:\win95, c:\windows\options\cabs.) 6. Windows will ask you to restart the PC. Click Yes. Repeat steps 1-6 for each PC on your network. When all of your PCs are configured, the Cable/DSL Router Setup and Installation is complete.
  • Page 11 • 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 it is seen on the internal LAN.
  • Page 12 Password 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 has been left blank. When the password field is blank, all users on your network can access the Router simply by entering the unit's IP address into their web browser's location window.
  • Page 13 Here you will find links to all of the Utility’s internal support documentation, as well as the application that upgrades the Router’s firmware. To upgrade the Router’s firmware: 1. Downloaded the latest firmware version from the Linksys website (www.linksys.com). 2. Go to the Help screen (above).
  • Page 14 Filters Filters block specific internal users from accessing the Internet. You can set up a filter through an IP address or a network Port number. To Modify Filter Settings • Enter the IP addresses you wish to filter into the IP address fields. The users who have these IP addresses will not be able to access the Internet.
  • Page 15 Dynamic Routing With Dynamic Routing you can automatically adjust to physical changes in the network's layout. The Router, using the RIP protocol, determines the net- work packets’ route based on the fewest number of hops between the source and the destination. The RIP protocol regularly broadcasts routing informa- tion to other routers on the network.
  • Page 16 2. Enter the following data to create a new static route: Destination LAN IP The Destination LAN IP is the Address of the remote network or host to which you want to assign a static route. Enter the IP address of the host for which you wish to create a static route here. If you are building a route to an entire network, be sure that the network portion of the IP address is set to zero.
  • Page 17 Instant Broadband Series EtherFast Cable/DSL Routers Quality of Service Enable...

  • Page 18: Troubleshooting

    This section provides possible solutions to problems regarding the installation and operation of the Cable/DSL Router. Read the description below to solve your problems. 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 Router.
  • Page 19 ISP. Does the Cable/DSL Router support any operating system other than Windows 95, Windows 98, Windows 2000, or Windows NT? Yes, but Linksys does not, at this time, provide technical support for setup, configuration or troubleshoot- ing of any non-Windows operating systems.
  • Page 20 Linksys website, www.linksys.com. How can I find upgrades to the Router’s firmware? All Linksys firmware upgrades are posted on the Linksys website at www.linksys.com, where they can downloaded for free. The Router's firmware can be upgraded with TFTP programs.

  • Page 21: Appendix

    IP addresses, which are the true addresses on the Internet. For example, www.linksys.com is actually 206.135.116.3. 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 remem- ber.

  • Page 22: Installing The Tcp/Ip Protocol

    Step Two: Pinging for a Web Address While the IP address returned above would work as your e-mail server address, it may not be permanent. IP Addresses change all the time. Web addresses, however, usually don’t. Because of this, you’re likely to have less problems by configuring your system with web addresses rather than IP addresses.

  • Page 23: Twisted-Pair Cabling

    7. After a few seconds you will be brought back to the main Network win- dow. The TCP/IP Protocol should now be listed. 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 24: Crimping Your Own Network Cables

    Crimping Your Own Network Cables • Straight-Through Cabling •Cross-Over Cabling Instant Broadband Series EtherFast Cable/DSL Routers 8-Port Router Specifications Model Number Standards Protocol Ports Speed Cabling Type Topology LED Indicators Environmental Dimensions Unit Weight Power Input Certifications Operating Temperature Storage Temperature Operating Humidity Storage Humidity BEFSR81...

  • Page 25: Customer Support

    Customer Support For help with the installation or operation of the Instant Broadband EtherFast Cable/DSL Router, contact Linksys Customer Support at one of the phone numbers or Internet addresses below. Information 800-546-5797 (LINKSYS) Customer Support 800-326-7114 949-261-1288 949-261-8868 Email support@linksys.com http://www.linksys.com...
  • Page 26 © Copyright 2000 Linksys, All Rights Reserved.

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