Summary of Contents for Linksys BEFSR81-EU
- Page 1 Instant Broadband ® Series ® EtherFast Cable/DSL Router with QoS and 8-Port Switch Use this guide to install: BEFSR81-EU ver. 2 User Guide...
- Page 2 COPYRIGHT & TRADEMARKS Specifications are subject to change without notice. Copyright © 2003 Linksys, All Rights Reserved. Instant Broadband, EtherFast, Linksys, and the Linksys logo are registered trademarks of Linksys Group, Inc. Microsoft, Windows, and the Windows logo are reg- istered trademarks of Microsoft Corporation.
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Page 3: Table Of Contents
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® Table of Contents DMZ Host Chapter 1: Introduction QoS (Quality of Service) The EtherFast ® Cable/DSL Router with QoS and 8-Port Switch MAC Address Clone Features An Introduction to LANs and WANs Appendix A: Troubleshooting IP Addresses Common Problems and Solutions... -
Page 4: Chapter 1: Introduction
• Supports VPN Pass-Through Using IPSec and PPTP Connections Internet applications, and, if allowed, it will forward the packet to the appropriate • Set up Your Computers and Router Easily Using Linksys Setup Wizard PC on the LAN side. • Supports UPnP for Easy Network Configuration •... -
Page 5: Network Setup Overview
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® If you use the Router to share your cable or DSL Internet connection, contact By default, the Router can act as a DHCP server for your LAN. If you already your ISP to find out if they have assigned a static IP address to your account. -
Page 6: Chapter 2: Getting To Know The Etherfast
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® The Reset Button Chapter 2: Getting to Know the The Reset button can be used in one of two ways: ® EtherFast Cable/DSL Router 1. If the Router is having problems connecting to the Internet, press the Reset with QoS and 8-Port Switch button for just a moment with a paper clip or a pencil tip. -
Page 7: 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 LED Chapter 3: Connect the Router is lit up solidly, the connection made through the corresponding port is running in Full Duplex mode. -
Page 8: 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. 1. -
Page 9: 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 open the Control Panel. -
Page 10: Configuring Windows 2000 Pcs
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® 3. Click Configuring Windows 2000 PCs Address tab. Select Obtain 1. Click the Start button. Click Settings and open the Control Panel. From address automati- there, double-click the Network and Dial-up Connections icon. cally, as shown in Figure 4-2 2. -
Page 11: Configuring Windows Xp Pcs
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® 3. Make sure the box next to Configuring Windows XP PCs Internet Protocol (TCP/IP) checked. Highlight The following instructions assume you are running Windows XP with the Internet Protocol default interface. -
Page 12: 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 Chapter 5: Configure the Router Internet Protocol (TCP/IP) is checked. Highlight Internet Protocol (TCP/IP), as shown This chapter will show you how to configure the Router to function in your net- in Figure 4-7, and click the work and gain access to the Internet through your Internet Service Provider Properties button. - Page 13 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. Obtain an IP automatically Based on the setup instructions from your ISP, you may need to provide the Host Name and Domain Name.
- Page 14 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® PPPoE PPTP If your DSL provider PPTP is a service used in says that you are connect- Europe only. If you are ing through PPPoE or if using a PPTP connection, you normally enter a user check with your ISP for...
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Page 15: Chapter 6: The Router's Web-Based Utility
If you need advanced setting information, please refer to “Chapter 6: The Use the Router’s web-based utility to administer it. This chapter will describe Router’s Web-based Utility” or the Linksys support website at each web page in the Utility and each page’s key functions. The utility can be support.linksys.com. -
Page 16: Setup
Future versions of the Router’s firmware will be posted and To apply any of the settings you change on this page, click the Apply button. available for download on the Linksys website at www.linksys.com. To cancel any values you’ve entered on this page, click the Cancel button. - Page 17 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® Static IP PPPoE Some DSL-based ISPs PPPoE ( P o i n t - t o - P o i n t Protocol over Ethernet) to establish Internet connections.
- Page 18 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® PPTP Remote Access Point to Point Tunneling Service (RAS) is a Protocol (PPTP), shown service that applies to in Figure 6-8, is a serv- connections ice that applies to con- Singapore only.
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Page 19: Password
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® To apply any of the settings you change on this page, click the Apply button. Password To cancel any values you’ve entered on this page, click the Cancel button. The HeartBeat Signal (HBS) is a service that applies to connections... -
Page 20: Status
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® Restore Factory Defaults If you select the Restore Factory Defaults option Host Name This field shows the Router’s name. and click the Apply button, you will clear all of the Router’s settings. Do not restore the factory defaults unless you are having difficulties with the Router Firmware Version This field shows the installed version and date of the and have exhausted all other troubleshooting measures. -
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 be used. This software can be downloaded from the Linksys website, If at any time you enable the AOL Parental Controls feature in the Router, you www.linksys.com. -
Page 23: Help
To upgrade the Router’s firmware: Help 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 6-16). -
Page 24: Ip Filtering
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® Filtered Private Port Range IP Filtering • To filter users by network port number, enter a network port number or a range of network ports. Enter the port numbers you want to filter in the port numbers fields. -
Page 25: Port Range Forwarding
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® IPSec Pass Through Port Range Forwarding • This feature lets you use IPSec Pass Through. IPSec Pass Through is enabled by default. • To disable IPSec Pass Through, click on Disable. PPTP Pass Through •... - Page 26 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 exter- nal port(s) used by the server or Internet application in the Ext. Port col- umn.
- Page 27 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® HTTP (HyperText Transport Protocol) The communications protocol used to 6. Check the Enable box to enable the services you have defined. UPnP connect to servers on the World Wide Web. Its primary function is to establish Forwarding will not function if the Enable button is left unchecked.
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Page 28: Dynamic Routing
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® Dynamic Routing Static Routing Figure 6-23 From the Dynamic Routing screen, shown on Figure 6-23, you can enable the Router to automatically adjust to physical changes in the network’s layout. The Router, using the RIP protocol, determines the network packets’... -
Page 29: Dmz Host
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® 2. Enter the following data to create a new static route. DMZ Host 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: Qos (Quality Of Service)
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® Port-based QoS Port-based QoS settings allow you to prioritize performance QoS (Quality of Service) on four of the Router’s ports (LAN ports 1-4). You can also disable QoS for a specific port. -
Page 31: Appendix A: Troubleshooting
If you can’t find an answer here, check adapter you are using, and select the Properties option. the Linksys website at www.linksys.com. C. In the Components checked are used by this connection box, highlight Internet Protocol (TCP/IP), and click the Properties button. - Page 32 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® H. Click the OK button in the TCP/IP Protocol Properties window, and click For Windows 2000: the Close button in the Network window. 1) Click Start, choose Settings, and open the Control Panel. Double-click I.
- Page 33 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® B. Open a command prompt. E. Make sure that the cable connecting from your cable or DSL modem is con- nected to the Router’s WAN port. Verify that the Status page of the Router’s •...
- Page 34 If you want to play online games or use Internet applications, most will work without doing any port forwarding or DMZ hosting. There may be cases when Check the Linksys website for more information at www.linksys.com. you want to host an online game or Internet application. This would require that you set up the Router to deliver incoming packets or data to a specific com- 6.
- Page 35 C. Click Apply. A. Go to the Linksys website at http://www.linksys.com and download the latest firmware. B. Go to the Help section found in “Chapter 6: The Cable/DSL Router’s Web- based Utility.”...
- Page 36 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 Internet.
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Page 37: Frequently Asked Questions
I’m an AOL member and I need more information. Additional information can be system will boot up itself and check for proper operation. After finishing the found at AOL Keyword: Linksys Setup. checking procedure, the LED turns off to show that the system is working fine. - Page 38 Does the Router support any operating system other than Windows 95, Windows 98, for more information. Windows 2000, Windows NT, or Windows XP? Yes, but Linksys does not, at this time, provide technical support for setup, configuration or troubleshooting of If all else fails in the installation of the Router, what can I do? Reset the Router by any non-Windows operating systems.
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Page 39: Appendix B: Glossary
Broadband - A data-transmission scheme in which multiple signals share the bandwidth of a medium. This allows the transmission of voice, data, and video If your questions are not addressed here, refer to the Linksys website, signals over a single medium. Cable television uses broadband techniques to www.linksys.com. - Page 40 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 and protocol (TCP/IP), each machine that can connect to the Internet needs a unique interact with all the information on the World Wide Web or PC.
- Page 41 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® Dynamic Routing - The ability for a router to forward data via a different route Unlike e-mail programs in which graphics and program files have to be based on the current conditions of the communications circuits.
- Page 42 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® HTML page or send e-mail, the Internet Protocol part of TCP/IP includes your Motherboard - A motherboard is the physical arrangement in a computer that IP address in the message (actually, in each of the packets if more than one is contains the computer’s basic circuitry and components.
- Page 43 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® ly used in temporary spaces such as on airplanes, in libraries, at temporary POP3 (Post Office Protocol 3) - A standard mail server commonly used on the offices, and at meetings.
- Page 44 Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® Router - Protocol-dependent device that connects subnetworks together. Routers Subnet Mask - The method used for splitting IP networks into a series of sub- are useful in breaking down a very large network into smaller subnetworks; they groups, or subnets.
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Page 45: Appendix C: How To Ping Your Isp's E-Mail & Web Addresses
Upgrade - To replace existing software or firmware with a newer version. 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 Upload - To send a file transmitted over a network. - Page 46 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.
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Page 47: 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 48: 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 49: 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 Appendix F: Finding the MAC Adapter Address as shown on your com- Address and IP Address for Your puter screen (see Figure F-3). This is Ethernet Adapter the MAC address for your Ethernet adapter... - Page 50 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 information will be displayed as shown in Figure F-5. that you wrote down from the Physical Address shown in Figure F-5.
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Page 51: Appendix G: Snmp Functions
Instant Broadband Series EtherFast Cable/DSL Router with QoS and 8-Port Switch ® ® Appendix G: SNMP Functions Appendix H: Specifications SNMP (Simple Network Management Protocol) is a widely-used network Standards IEEE 802.3, IEEE 802.3u, IEEE 802.1p monitoring and control protocol. Data is passed from a SNMP agent, such as Protocol CSMA/CD ®... -
Page 52: Appendix I: Warranty Information
Linksys reserves the right to revise or update its prod- ucts, software, or documentation without obligation to notify any individual or entity. - Page 53 © Copyright 2003 Linksys, All Rights Reserved.