Page 3 - Troubleshooting 54; Table of Contents; Introduction
Instant Broadband Series EtherFast Cable/DSL Routers Configuring Your Network with the Cable/DSL Router 31 Conf iguring PCs to Connect to the Cable/DSL Router 31 Conf iguring the Cable/DSL Router 33 The Cable/DSL Router’s Web-based Utility 36 Quick and Easy Router Administration 36 Setup 37Password ...
Page 4 - EtherFast Cable/DSL Routers; • One Tech Helper CD-ROM; Instant Broadband Series; The Linksys EtherFast Cable/DSL Router; Internet Explorer 4.0 or Higher
EtherFast Cable/DSL Routers Package Contents for the 1-Port Router (BEFSR11) • One EtherFast 10/100 1-Port Cable/DSL Router • One Power Adapter• One User Guide and Registration Card • One Tech Helper CD-ROM Network Requirements • One RJ-45 broadband Internet connection through a cable or DSL modem• ...
Page 5 - Network Requirements; or a PC with a USB port
EtherFast Cable/DSL Routers Package Contents for the 4-Port Router (BEFSR41) • One EtherFast Cable/DSL Router with 10/100 4-Port Switch• One Power Adapter • One User Guide and Registration Card• One Tech Helper CD-ROM Network Requirements • One RJ-45 broadband Internet connection through a cable or ...
Page 6 - -Port Router’s Front Panel LEDs; Getting to Know the 4-Port; The 4-Port Router’s Rear Panel
EtherFast Cable/DSL Routers 6 Instant Broadband Series 5 4-Port Router’s Front Panel LEDs The LAN Indicators Power Green. The Power LED lights up when the Router is poweredon. Link/Act Green. The Link/Act LED serves two purposes. If the LEDis continuously lit up, the Router is successfully connected...
Page 7 - Getting to Know the 1-Port EtherFast; The One-Port Router’s Rear Panel
EtherFast Cable/DSL Routers 8 Instant Broadband Series 7 Getting to Know the 1-Port EtherFast Cable/DSL Router The One-Port Router’s Rear Panel The rear panel of the Router is where all of the Router’s cabling connectionsare made, and where you can reset or conf igure the Router’s LAN port. The One-...
Page 8 - The WAN Indicators; The Reset Button; otte; The 1-Port Router’s Front Panel LEDs
EtherFast Cable/DSL Routers is continuously lit up, the Router is successfully connected toa device through the LAN port. If the LED is flickering, theRouter is actively sending or receiving data through the LANport. Full/Col Green. The Full/Col LED also serves two purposes. If thisLED remains lit, ...
Page 9 - Getting to Know the 3-Port; The 3-Port Router’s Rear Panel Ports; USB Compatibility with Your PC
This USB icon denotes the presence of a USB port or connector. Your 3-Port Router comes with a USB cable that has two different types of con-nectors. Type A, the master connector, is shaped like a rectangle and plugs intoyour PC’s USB port. Type B, the slave connector, resembles a square and con-nec...
Page 10 - Buttons
EtherFast Cable/DSL Routers USB The USB LED lights up when the USB port is successfully connected to a PC, USB hub, or other USB device. The WAN Indicators Link Green. The Link LED lights up when a successful connec-tion is made between the Router and your broadband deviceor network. Act Green. The ...
Page 11 - IP Addressing: A Quick Lesson; Connecting the Cable/DSL Router to; Overview; • Your broadband-configured PCs’ fixed; LANs and WANs
EtherFast Cable/DSL Routers 16 Instant Broadband Series 15 Your Router’s f irewall (NAT) protects your network of PCs with security sousers on the public, Internet side cannot “see” your PCs. This is how yourinternal LAN, or network, remains private. Remember that your Router’s ports connect to two ...
Page 12 - Connecting Your Hardware Together and Booting Up; Dynamic IP Addresses
EtherFast Cable/DSL Routers Connecting Your Hardware Together and Booting Up 1. Before you begin, make sure that all of your hardware is powered off, including your Router, PCs, hubs, switches, and the cable or DSL modem. 2. A. If you have the 4-Port Cable/DSL Router, connect one end of a network ca...
Page 13 - • The Diag LED will light up red for a few seconds when the Router goes; The Router’s hardware installation is now complete!; Continue with the next section to configure; Technical Checkpoint:; Uplinking: Connecting More Devices to Your Router
3. Connect the network cable from your cable or DSL modem to the WAN port on your Router’s rear panel. This is the only port that will work for yourmodem connection. 4. Connect the power adapter to the Power port on the rear panel of the Router, then plug the power adapter into a power outlet. • The...
Page 14 - USB Configuration for Windows 98; With the router connected to your PC’s USB port, start up your PC in; Click the Next button.
EtherFast Cable/DSL Routers 3. Select “Search for the best driver for your device (Recommended).” Click the Next button. 4. Select “Floppy disk drives” and click the Next button to start the search for your driver. 22 Instant Broadband Series Configuring the BEFSRU31’s USB Port Use the enclosed USB ...
Page 15 - Your USB installation is now complete.; Configuring Your Network with the; section to configure your; the best driver for this device. Click the Next button to continue.
EtherFast Cable/DSL Routers 7. Windows will notify you that it has completed copying the driver f iles to your PC. Click the Finish button. 8. Windows will ask you if you want to restart your PC. Click the Yes button so your new installation will take effect. If it does not ask you, click the Start ...
Page 16 - disk drives” and click the Next button.; With the Router connected to your PC’s USB port, start up your PC in; click the Next button.
EtherFast Cable/DSL Routers 26 Instant Broadband Series 25 3. When Windows asks you where to search for driver f iles, select “Floppy disk drives” and click the Next button. 4. Windows will show a message saying that it has found the driver f iles. Click the Next button. USB Configuration for Window...
Page 18 - USB Configuration for Windows Millennium; driver f iles on your PC. Click the Finish button.; Continue on to the next page to configure; Windows will ask you to restart your PC. Click the Yes button.
EtherFast Cable/DSL Routers 30 Instant Broadband Series 29 USB Configuration for Windows Millennium 1. With the router connected to your PC’s USB port, start up your PC in Windows Millennium and insert your driver diskette. 2. Windows will notify you that new hardware has been detected (shown above)...
Page 19 - an IP address automatically. Click the OK button.; Repeat these steps for each PC on your network.; When all of your PCs are configured,; Continue on to the next section; Configuring PCs to Connect to the Cable/DSL Router
EtherFast Cable/DSL Routers 32 Instant Broadband Series 31 4. Click the Properties button, then choose the IP Address tab. Select Obtain an IP address automatically. Click the OK button. You have now completed the PC’s client settings, so it can connect to the Router. 5. Click the OK button. Windows...
Page 20 - Open your web browser and type
EtherFast Cable/DSL Routers 34 Instant Broadband Series 33 3. The Cable/DSL Router’s Setup page will appear. 4. Configure the following values: Host Name & Domain Name These f ields allow you to give the Router aHost and Domain name. Some ISPs require these names as identif ication.You may have ...
Page 21 - apropriate section under The Cable/DSL Router’s Web-based Utility.; the new Router settings will take effect.; Utility; Quick & Easy Router Administration; into the
EtherFast Cable/DSL Routers 36 Instant Broadband Series • Subnet Mask: 255.255.255.0 WAN IP Address These values refer to the external network (the Internet)you connect to every time you access your Internet connection. Most broadband ISPs assign their clients to a different IP address each timethey...
Page 22 - • WAN IP Address This is the IP address that your Router has, when seen; You can check whether the values you entered for the above; Setup
EtherFast Cable/DSL Routers 38 Instant Broadband Series 37 • WAN IP Address This is the IP address that your Router has, when seen from the external WAN, or the Internet. • Subnet Mask This is the Router’s Subnet Mask, as seen by external users on the Internet (including your ISP). If you select Obt...
Page 23 - Status
Password It is strongly recommended that you set a password for the Router. When youf irst power up the Router, there is no default Password setting assigned. If you leave the password f ield blank, all users on your network will be able toaccess the Router simply by entering the unit's IP address i...
Page 24 - button and the Continue button.; • WAN These f ields display the WAN IP Address, WAN Subnet Mask and
EtherFast Cable/DSL Routers 42 not be greater than 253. In order to determine the DHCP IP Address range,add the starting IP address (e.g. 100) to the number of DHCP users. Bydefault as shown, add 100 to 50, and the range is 192.168.1.100 to192.168.1.150. • DHCP Clients Table Click on the DHCP Client...
Page 25 - Browse button to f ind the f irmware upgrade f ile that you down-; Dynamic Routing
EtherFast Cable/DSL Routers To upgrade the Router’s f irmware: 1. Select the Help tab (shown on the previous page). 2. Click on Upgrade Firmware to display a new window (shown below): 3. Enter your Router’s administration password into the Password Confirm f ield. 4. Click the Browse button to f ind...
Page 26 - • Point-to-Point Tunneling Protocol is the method used to enable VPN; out to the Internet.
EtherFast Cable/DSL Routers Instant Broadband Series 46 in the command prompt. To set the MAC f ilter, click the Edit MAC FilterSetting button. When a second window appears, select the range in the drop-down box, and at the MAC number prompt, enter the 12-digit MAC addressyou want to f ilter. Click ...
Page 27 - of ports. Click the Apply button when you’re done.; Enter the application name of the trigger.; Using Remote Upgrade
EtherFast Cable/DSL Routers To add a server using Forwarding: 1. Enter the port number or range of ports used by the server. On the same line, select the protocol UDP, TCP, or Both, and enter the LAN IP addressof the server that you want the Internet user(s) to access. 2. Conf igure as many entries ...
Page 28 - Static Routing; To set up dynamic routing:; Apply button to save your changes.
EtherFast Cable/DSL Routers 50 Instant Broadband Series 49 If your Cable/DSL Router is connected to more than one network, you mayhave to set up a static route between the two networks. A static route is a pre-determined pathway that network data packets must travel to reach a specif ichost or netwo...
Page 29 - DMZ Hosting; supports up to 20 static route entries.; Enter the following data to create a static route:; The Destination LAN IP address is the Address of the; Subnet Mask; This IP address must be the IP address of the gateway; Hop Count; Interface tells you whether your network is on the LAN or the; Click the Apply button to save your changes.
EtherFast Cable/DSL Routers 52 Instant Broadband Series 51 DMZ Hosting The DMZ Hosting feature allows one local user to be exposed to the Internetto use a special-purpose service such as Internet gaming and video-conferenc-ing. Whereas IP Forwarding can only forward a maximum of 10 ranges of ports,D...
Page 30 - Troubleshooting; Common Problems and Solutions; • Make sure that your PC is using an IP address between 192.168.1.2 to; The Diag LED stays lit when it should not be lit.; If that doesn’t help, contact your dealer for more information.; • If using Windows 95 or Windows 98, check the TCP/IP setup on the; This is a
EtherFast Cable/DSL Routers 54 Instant Broadband Series 53 Troubleshooting Common Problems and Solutions This section provides possible solutions to problems regarding the installationand operation of the Cable/DSL Router. Read below description to solve yourproblems. If you can’t f ind an answer he...
Page 31 - Frequently Asked Questions; How many IP addresses can the Cable/DSL Router support?; When I enter a URL or IP address, I get a “Request timed out” error.
EtherFast Cable/DSL Routers 56 Instant Broadband Series 55 Frequently Asked Questions How many IP addresses can the Cable/DSL Router support? The Router supports a maximum of 253 IP addresses. Is IPSec Pass-Thru supported by the EtherFast Cable/DSL Router? Yes, it is a built- in feature that the Rou...
Page 33 - Glossary; 0BaseT - An Ethernet standard that uses twisted wire pairs.
EtherFast Cable/DSL Routers Glossary 10BaseT - An Ethernet standard that uses twisted wire pairs. 100BaseTX - IEEE physical layer specif ication for 100 Mbps over two pairs ofCategory 5 UTP or STP wire. 1000BASE-T - provides half-duplex (CSMA/CD) and full-duplex 1000Mb/sEthernet service over Categor...
Page 34 - Bridge - A device that interconnects different networks together.
EtherFast Cable/DSL Routers CPU (Central Processing Unit) - The computing part of the computer. Alsocalled the “processor,” it is made up of the control unit and ALU. CSMA/CD (Carrier Sense Multiple Access/Collision Detection) - The LANaccess method used in Ethernet. When a device wants to gain acce...
Page 37 - Network Mask - Also known as the “Subnet Mask”.
EtherFast Cable/DSL Routers PCI (Peripheral Component Interconnect) - A peripheral bus commonly usedin PCs, Macintoshes and workstations. It was designed primarily by Intel andf irst appeared on PCs in late 1993. PCI provides a high-speed data pathbetween the CPU and peripheral devices (video, disk,...
Page 39 - Workgroup - Two or more individuals that share f iles and databases.; TX Rate – Transmission Rate.
EtherFast Cable/DSL Routers VLAN (Virtual LAN) - A logical association that allows users to communi-cate as if they were physically connected to a single LAN, independent of theactual physical conf iguration of the network. Virtual Server - Multiple servers that appear as one server, or one systemim...
Page 40 - Step One: To Ping an IP Address; work conf iguration set by your ISP if you have since changed it.; Write down the IP address returned by the ping command. (In the; Appendix; How to Ping Your ISP’s E-mail & Web Addresses
EtherFast Cable/DSL Routers 74 Instant Broadband Series 73 Step One: To Ping an IP Address The f irst step to determining your ISP’s web and e-mail server address is toping its IP Address. 1. Power on the PC and the cable or DSL modem, and restore the net- work conf iguration set by your ISP if you ...
Page 41 - Installing the TCP/IP Protocol; Highlight Microsoft under the list of manufacturers.; Step Two: Pinging for a Web Address; Approximate round trip times in milli-seconds:; Write down the web address returned by the ping command. (In the
EtherFast Cable/DSL Routers Instant Broadband Series 75 Installing the TCP/IP Protocol Follow these instructions to install the TCP/IP protocol on one of your PCsonly after a network card has been successfully installed inside the PC. Theseinstructions are for Windows 95, Windows 98, and Windows ME....
Page 42 - Windows will ask you to restart the PC. Click the Yes button.
EtherFast Cable/DSL Routers Instant Broadband Series 77 Twisted-Pair Cabling There are different grades, or “categories,” of twisted-pair cabling. Category 5is the most reliable and most highly recommended. Category 3 is a good sec-ond choice. Straight-through cables are used for connecting computer...
Page 43 - -Port Router Specifications
EtherFast Cable/DSL Routers Instant Broadband Series 79 4-Port Router Specifications Model Number BEFSR41 v2 Standards IEEE 802.3 (10BaseT), IEEE 802.3u (100BaseTX) Protocol CSMA/CD Ports (LAN) Four 10/100 RJ-45 switched ports (WAN) One 10Base-T Ethernet RJ-45 port for the cable or DSL modem Speed (...
Page 44 - -Port Router Specifications
EtherFast Cable/DSL Routers 82 Instant Broadband Series 81 3-Port Router Specifications Model Number BEFSRU31 Standards IEEE 802.3 (10BaseT), IEEE 802.3u(100BaseTX) Protocol CSMA/CD Ports (LAN) Three 10/100 RJ-45 Switched ports (WAN) One 10Base-T Ethernet RJ-45 port for the cable or DSL modem Speed ...
Page 45 - Customer Support
Instant Broadband Series 83 © Copyright 2001 Linksys, All Rights Reserved. www.linksys.com Customer Support For help with the installation or operation of your Instant BroadbandEtherFast Cable/DSL Router, contact Linksys Customer Support at one of thephone numbers or Internet addresses below. Sales ...
