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Linksys EtherFast User Manual

Etherfast cable/dsl router with qos and 8-port switch instant broadband series
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Instant Broadband
™
Series
®
EtherFast
Cable/DSL
Router with QoS and

8-Port Switch

Use this guide to install:
BEFSR81 ver. 2
User Guide

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Summary of Contents for Linksys EtherFast

  • Page 1: Port Switch

    Instant Broadband ™ Series ® EtherFast Cable/DSL Router with QoS and 8-Port Switch Use this guide to install: BEFSR81 ver. 2 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

    An Introduction to LANs and WANs DHCP IP Addresses Network Setup Overview Security Help ® Chapter 2: Getting to Know the EtherFast Advanced Cable/DSL Router with QoS and 8-Port Switch IP Filtering The Router’s Back Panel Port Range Forwarding The Router’s Front Panel LEDs...

  • Page 4: Chapter 1: Introduction

    • Supports QoS for Data Prioritization Based on Ports and Internet Services • Supports VPN Pass-Through Using IPSec and PPTP Connections • Set up Your Computers and Router Easily Using Linksys Setup Wizard • Supports UPnP for Easy Network Configuration •...

  • Page 5: Package Contents

    WAN port before delivery to the final destination on the LAN port. The Router inspects Internet port services like the web server, ftp server, • One EtherFast Cable/DSL Router with QoS and 8-Port Switch or other Internet applications, and, if allowed, it will forward the packet to the •...

  • Page 6: Network Setup Overview

    This user guide covers the basic steps for setting up a network with the Router. Web-based Utility.” After going through “Chapter 2: Getting to Know the EtherFast Cable/DSL Router with QoS and 8-Port Switch,” most users will only need to use the fol-...

  • Page 7: Chapter 2: Getting To Know The Etherfast

    The Reset Button Chapter 2: Getting to Know the The Reset button can be used in one of two ways: EtherFast Cable/DSL Router with 1. If the Router is having problems connecting to the Internet, press the Reset QoS and 8-Port Switch button for just a moment with a paper clip or a pencil tip.

  • Page 8: Chapter 3: Connect The Router

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® Full/Col Green. The Full/Col LED also serves two purposes. If this Chapter 3: Connect the Router LED is lit up solidly, the connection made through the corre- sponding port is running in Full Duplex mode.

  • Page 9: Connecting Your Hardware Together And Booting Up

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® • The Power LED on the front panel will light up green as soon as the power Connecting Your Hardware Together and Booting Up adapter is connected properly.

  • Page 10: Chapter 4: Configure The Pcs

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® Chapter 4: Configure the PCs Configuring Windows 95, 98, and Millennium PCs 1. Go to the Network screen by clicking the Start button. Click Settings and Overview then Control Panel.

  • Page 11: Configuring Windows 2000 Pcs

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® 3. Click the IP Address tab. Select Obtain an IP address automatically. Configuring Windows 2000 PCs 1. Click the Start button. Click Settings and then Control Panel. From there, double-click the Network and Dial-up Connections icon.

  • Page 12: Configuring Windows Xp Pcs

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® 3. Make sure the box next to Internet Protocol (TCP/IP) is checked. Highlight Configuring Windows XP PCs Internet Protocol (TCP/IP), and click the Properties button. The following instructions assume you are running Windows XP with the default interface.

  • Page 13: Chapter 5: Configure The Router

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® 3. Make sure the box next to Internet Protocol (TCP/IP) is checked. Highlight Chapter 5: Configure the Router Internet Protocol (TCP/IP), and click the Properties button. This chapter will show you how to configure the Router to function in your net- work and gain access to the Internet through your Internet Service Provider (ISP).
  • Page 14 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® 3. The Router configuration screen will appear with the Setup tab selected. DHCP or Obtain an IP Address Automatically Based on the setup instructions from your ISP, you may need to provide the Host Name and Domain Name.
  • Page 15 RAS connection, check with If you need advanced setting information, please refer to “Chapter 6: The your ISP for the necessary setup Router’s Web-based Utility” or the Linksys support website at information. support.linksys.com. When you are finished with the Test the setup by opening Setup tab, proceed to step 5.

  • Page 16: Chapter 6: The Router's Web-Based Utility

    Figure 6-1 • Firmware Version This entry shows the version and date of the firmware you are using. Future versions of the Router’s firmware will be posted and available for download on the Linksys website at www.linksys.com.
  • Page 17 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® • Device LAN IP Address and LAN Subnet Mask The values for the Static IP Router’s IP Address and Subnet Mask are shown here. The default values If you are required to use a permanent IP address, then select Static IP.
  • Page 18 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® PPPoE Some DSL-based Remote Access ISPs use PPPoE Service (RAS) is (Point-to-Point service that Protocol over applies to connec- Ethernet) to estab- tions in Singapore lish Internet con- only.

  • Page 19: Password

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® PPTP Password This screen allows Point Point you to set up a Tunneling Protocol password, SNMP (PPTP) is a service C o m m u n i t y...

  • Page 20: Status

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® LAN These fields display the Router’s current MAC Address, IP Address, and Status Subnet Mask, as seen by users on your local area network. The DHCP Server This screen displays the Router’s current status;...

  • Page 21: Dhcp

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® Number of DHCP Users (Optional) Enter the maximum number of PCs that DHCP you want the DHCP server to assign IP addresses to. This number cannot be greater than 253.

  • Page 22: Log

    Send Log to For a permanent record of these logs, Logviewer software must ZoneAlarm Pro, PC-cillin, and DSL or cable network security, please click the be used. This software can be downloaded from the Linksys website, on-screen button; this will connect you to the Internet Security Center if www.linksys.com.

  • Page 23: Help

    (To learn about any new firmware with new PC-cillin. features, visit www.linksys.com.) Loading new firmware onto the Router does not always enhance the speed or the quality of your connection. To apply any of the settings you change on this page, click the Apply button, and then click the Continue button.

  • Page 24: Advanced

    To upgrade the Router’s firmware: IP Filtering Note: By upgrading the Router’s firmware, you may lose the Router’s configuration settings. 1. Download the firmware upgrade file from www.linksys.com, and extract the file using WinZip. 2. Select the Help tab (see Figure 6-14). Figure 6-15 3.
  • Page 25 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® Filtered Private Port Range Multicast Pass Through • To filter users by network port number, enter a network port number or a • This feature allows for multiple transmissions to specific recipients at the range of network ports.

  • Page 26: Port Range Forwarding

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® 2. Next to the name of the application, enter the number or range of the Port Range Forwarding external port(s) used by the server or Internet application in the Ext. Port column.
  • Page 27 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® • HTTP (HyperText Transport Protocol) The communications protocol used to connect to servers on the World Wide Web. Its primary function is to establish a connection with a web server and transmit HTML pages to the client web browser.

  • Page 28: Dynamic Routing

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® 5. Enter the IP address of the server that you want the Internet users to be able Dynamic Routing to access. For information about finding the IP address, go to “Appendix F: Finding the MAC Address and IP Address for Your Ethernet Adapter.”...

  • Page 29: Static Routing

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® 2. Enter the following data to create a new static route. Static Routing 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.

  • Page 30: Dmz Host

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® QoS (Quality of Service) DMZ Host Figure 6-23 The DMZ Hosting feature exposes one local user to the Internet for use of a special-purpose service such as Internet gaming and videoconferencing.

  • Page 31: Mac Address Clone

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® Application-based QoS This feature manages information as it is transmitted MAC Address Clone and received and assigns it a high or low priority based upon the selections made on this screen.

  • Page 32: Appendix A: Troubleshooting

    If you can’t find an answer here, check the following IP address option. the Linksys website at www.linksys.com. D. Enter an IP address that is not used by any other computer on the network 1.
  • Page 33 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® For Windows XP: 4) Click the OK button in the Internet Protocol (TCP/IP) Properties window, and click the OK button in the Local Area Connection Properties window.
  • Page 34 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® C. In the command prompt, type ping 192.168.1.1 and press the Enter key. F. Turn off the computer, Router, and cable/DSL modem. Wait 30 seconds, • If you get a reply, the computer is communicating with the Router.
  • Page 35 DMZ hosting. There may be cases when you want to host an online game or Internet application. This would require that Check the Linksys website for more information at www.linksys.com. you set up the Router to deliver incoming packets or data to a specific com- puter.
  • Page 36 Password tab. B. Enter a different password in the Router Password field, and enter the A. Go to the Linksys website at http://www.linksys.com and download the same password in the second field to confirm the password. latest firmware.
  • Page 37 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® 13. The firmware upgrade failed and/or the Diag LED is flashing. 15. I can't access my email, web, or VPN, or I am getting corrupted data from the The upgrade could have failed for a number of reasons.

  • Page 38: Frequently Asked Questions

    SNMP software. MIB data files are avail- address to the computer, and then upgrade the firmware. Try using the able on the Linksys website, www.linksys.com. following settings, IP Address: 192.168.1.50 and Subnet Mask: What is QoS? “QoS” is Quality of Service. QoS is used to maximize a network’s 255.255.255.0.
  • Page 39 Does the Router support any operating system other than Windows 95, Windows Network Control Panel in your Ethernet adapter’s Advanced Properties tab.) 98, Windows 2000, Windows NT, or Windows XP? Yes, but Linksys does not, at Make sure that your proxy setting is disabled in the browser. Check our web- this time, provide technical support for setup, configuration or troubleshoot- site at www.linksys.com for more information.

  • Page 40: Appendix B: Glossary

    113 for the PC on which you are using mIRC. signals over a single medium. Cable television uses broadband techniques to deliver dozens of channels over one cable. If your questions are not addressed here, refer to the Linksys website, www.linksys.com.
  • Page 41 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® Browser - A browser is an application program that provides a way to look at Protocol (IP) addresses in an organization's network. Using the Internet’s set of and interact with all the information on the World Wide Web or PC.
  • Page 42 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® Dynamic IP Address - An IP address that is automatically assigned to a client ations can be performed by typing commands at a command prompt or via an station in a TCP/IP network, typically by a DHCP server.
  • Page 43 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® IP Address - In the most widely installed level of the Internet Protocol (IP) mIRC - mIRC runs under Windows and provides a graphical interface for log- today, an IP address is a 32-binary digit number that identifies each sender or ging onto IRC servers and listing, joining, and leaving channels.
  • Page 44 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® Notebook (PC) - A notebook computer is a battery-powered personal comput- POP3 (Post Office Protocol 3) - A standard mail server commonly used on the er generally smaller than a briefcase that can easily be transported and conve- Internet.
  • Page 45 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® Router - Protocol-dependent device that connects subnetworks together. Subnet Mask - The method used for splitting IP networks into a series of sub- Routers are useful in breaking down a very large network into smaller subnet- groups, or subnets.

  • Page 46: Appendix C: How To Ping Your Isp's E-Mail & Web Addresses

    (as opposed to TCP). your web browser and you will wind up at the Linksys home page every time. There are servers that translate the URL to an IP address; this is called the Upgrade - To replace existing software or firmware with a newer version.
  • Page 47 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® Step One: Pinging an IP Address Step Two: Pinging for a Web Address The first step to determining your ISP’s web and e-mail server address is to While the IP address returned above would work as your e-mail server address, ping its IP address.

  • Page 48: Appendix D: Installing The Tcp/Ip Protocol

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® 6. Find and double-click TCP/IP in the list to the right (see Figure D-2). Appendix D: Installing the T C P/ I P Protocol Follow these instructions to install the TCP/IP protocol on one of your PCs only after a network card (also called an Ethernet adapter) has been successfully installed inside the PC.

  • Page 49: Appendix E: Twisted-Pair Cabling

    Instant Broadband ™ Series EtherFast ® Cable/DSL Router with QoS and 8-Port Switch Appendix E: Twisted-Pair Crimping Your Own Network Cables Cabling • Straight-Through Cabling There are different grades, or “categories,” of twisted-pair cabling. Category 5 is the most reliable and most highly recommended. Straight-through cables are used for connecting computers to a hub.

  • Page 50: Appendix F: Finding The Mac Address And Ip Address For Your Ethernet Adapter

    Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® 3. Write down the Adapter Address as shown on your computer screen (see Appendix F: Finding the MAC Figure F-3). This is the MAC address for your Ethernet adapter and will be shown as a series of numbers and letters.
  • Page 51 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ™ ® 2. In the command prompt, enter ipconfig /all press the Enter key. Your PC’s Enter the 12-digit MAC address that you wrote down from the Physical information will be displayed as shown in Figure F-5.

  • Page 52: Appendix G: Snmp Functions

    One 10Base-T Ethernet RJ-45 port Speed (Mbps) SNMP functions, such as statistics, configuration, and device information, are LAN: 10/100 (Half-Duplex), 20/200 (Full-Duplex) not available without third-party management software. The Etherfast ® WAN: Cable/DSL Router is compatible with all HP Openview compliant software Cabling Type...

  • Page 53: Appendix I: Warranty Information

    BE SURE TO HAVE YOUR PROOF OF PURCHASE AND A BARCODE EtherFast ® Cable/DSL Router, contact Linksys Technical Support at one of the FROM THE PRODUCT'S PACKAGING ON HAND WHEN CALLING. phone numbers or Internet addresses below. RETURN REQUESTS CANNOT BE PROCESSED WITHOUT PROOF OF PURCHASE.
  • Page 54 © Copyright 2002 Linksys, All Rights Reserved.

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