Linksys Instant Wireless BEFW11S4 User Manual
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Linksys Instant Wireless BEFW11S4 User Manual

Linksys Instant Wireless BEFW11S4 User Manual

Instant wireless series wireless access point router with 4-port switch
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Enlarged version
Instant Wireless
®
Series
Wireless Access Point Router
with 4-Port Switch
Use this guide to install:
BEFW11S4
User Guide

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Summary of Contents for Linksys Instant Wireless BEFW11S4

  • Page 1 Instant Wireless ® Series Wireless Access Point Router with 4-Port Switch Use this guide to install: BEFW11S4 User Guide...
  • Page 2 If the product proves defective during this warranty period, go to the Linksys website at www.linksys.com for complete RMA (Return Merchandise Authorization) assistance. You can also call Linksys Technical Support in order to obtain a RMA Number. BE SURE TO HAVE YOUR PROOF OF PURCHASE AND A BARCODE FROM THE PRODUCT’S PACK- AGING ON HAND WHEN CALLING.
  • Page 3 • Linksys Group déclare que le routeur de point d’accès sans fil avec commutateur 4 ports est conforme aux conditions essentielles et aux dispositions relatives à la directive 1999/5/EC, la directive 89/336/EEC, et à la directive 73/23/EEC.

  • Page 4: Table Of Contents

    Table of Contents Chapter 1: Introduction The Linksys Wireless Access Point Router with 4-Port Switch Features Minimum Requirements An Introduction to LANs and WANs IP Addresses The Wireless Access Point Router’s Ports The Wireless Access Point Router’s LEDs Chapter 2: Connecting the Router Before You Start Connecting Your Hardware Together &...

  • Page 5: Chapter 1: Introduction

    Switch can also be configured to filter internal users’ access to the Internet. A typical router relies on a hub or a switch to share its Internet connection, but the Linksys Wireless Access Point Router with 4-Port Switch channels this connection through the blazing, full duplex speed of its built-in EtherFast 10/100 4-Port Switch.

  • Page 6: Ip Addresses

    IP Addresses What’s an IP Address? IP stands for Internet Protocol. Every device on an IP-based network, includ- ing PCs, print servers, and routers, requires an IP address to identify its “loca- tion,” or address, on the network. This applies to both the WAN and LAN con- nections.

  • Page 7: The Wireless Access Point Router's Ports

    The Wireless Access Point Router’s Ports Figure 1-1 The Router’s rear panel (as shown in Figure 1-1) is where all of its connections are made. The WAN (Wide Area Network) Port is where you will con- nect your cable or DSL modem with an Ethernet cable. Your modem connection will not work from any other port.

  • Page 8: Chapter 2: Connecting The Router

    Full/Col Green. This LED also serves two purposes. When this LED is lit continuously, the connection made through the corre- sponding port is running in Full Duplex mode. A blinking LED indicates that the connection is experiencing collisions. Infrequent collisions are normal. If this LED blinks too often, there may be a problem with your connection.
  • Page 9 I I m m p p o o r r t t a a n n t t : : The Wireless Access Point Router with 4-Port Switch is configured by default to work out of the box with all Linksys Wireless Adapters.

  • Page 10: Chapter 3: Configuring The Pcs

    Chapter 3: Configuring the PCs Overview These instructions will help you configure each of your computers to commu- nicate with the Router. To do this, you will need to configure your PC’s network settings to obtain an IP (or TCP/IP) address automatically. Computers use IP addresses to commu- nicate with each other across a network or the Internet.

  • Page 11: Configuring Windows 2000 Pcs

    5. Click the OK button again. Windows may ask you for the original Windows installation disk or additional files. Supply them by pointing to correct file location, e.g., c:\windows\options\cabs, etc. (This assumes that “D” is the letter of your CD-ROM drive). 6.

  • Page 12: Configuring Windows Xp Pcs

    Configuring Windows XP PCs The following instructions assume you are running Windows XP’s default interface. If you are using the Classic interface (where the icons and menus look like previous Windows versions), please follow the instructions for Windows 2000. 1. Click the Start button, open the Control Panel. and click the Network and Internet Connections icon.

  • Page 13: Chapter 4: Configuring The Router

    SSID: The SSID is a unique name for your wireless network. It is case sen- sitive and must not exceed 32 characters. The default SSID is "linksys " but Figure 4-1 you should change this to a personal wireless network name. All wireless points in your network must use the same SSID.
  • Page 14 5. The Router supports five connection types: DHCP (obtain an IP automati- cally), PPPoE, Static IP Address, RAS, and PPTP. These types are selected from the drop-down menu beside WAN Connection Type. The Setup tab and available features will differ depending on what kind of connection type you select, the instructions for which are included here: Obtain an IP Automatically If your ISP says that you are connecting through a dynamic IP address (or...

  • Page 15: Chapter 5: Using The Router's Web-Based Utility

    In this chapter, you will find brief descriptions of each of the utility’s tabs and its more important functions. More detailed explanations and instructions can be found by clicking each page’s Help button or on Linksys’s website at www.linksys.com. To clear any values you’ve entered on any page, click the Cancel button.

  • Page 16: Setup

    SSID: The SSID is a unique name for your wireless network. It is case sensi- tive and must not exceed 32 characters. The default SSID is "linksys " but you should change this to a personal wireless network name. All wireless points in your network must use the same SSID.
  • Page 17 Static IP If your ISP says that you are connecting through a static (or fixed) IP address, select this option from the drop-down menu (as shown in Figure 5- 4). The Router will utilize that static IP Address when the following infor- mation is entered into the appropriate field: Figure 5-4 •...

  • Page 18: Password

    RAS (for SingTel Users) RAS is a service used in Singapore only. If you are using a RAS connection (as shown in Figure 4-6), check with your ISP for the necessary setup infor- mation. PPTP PPTP is a service used in Europe only. If you are using a PPTP connection (as shown in Figure 4-7), check with your ISP for the necessary setup infor- mation.

  • Page 19: Dhcp

    Figure 5-8 • LAN These fields display the current IP Address and Subnet Mask of the Router, as seen by users on your local area network. The DHCP Server field shows the status of the Router’s DHCP server function, which is either enabled or disabled.

  • Page 20: Log

    Wireless Access Point Router with 4-Port Switch For a permanent record of these logs, Logviewer software must be used. This software is downloadable from the Linksys website at www.linksys.com. The Logviewer saves all incoming and outgoing activity as a permanent file on your PC’s hard drive.

  • Page 21: Security

    Security Figure 5-12 The Security tab, as shown in Figure 5-12, enables configuration of the Router to provide parental controls. AOL Parental Controls Click on the radio button next to Enable to use AOL ’s “Parental Controls” feature. Enabling this will disable all options under the Advanced tab except MAC Address cloning, and will disable all Internet access, except when using AOL client software.

  • Page 22: Help

    The Help tab, as shown in Figure 5-13, contains links to all of the Utility’s inter- nal support documentation, a link to Linksys’s website, and the application that upgrades the Router’s firmware. To utility these links, you must have an active Internet connection.

  • Page 23: Advanced Tab: Filters

    Advanced Tab: Filters Important: Filtering is an Advanced Function. No changes should be made to this tab without a thorough understanding of networking concepts. Filters block specific internal users from accessing the Internet. From the Filters tab, as shown in Figure 5-15, you can set up a filter through an IP address or a network port number.
  • Page 24 • Using Multicast Pass Through This feature allows for multiple transmissions to specific recipients at the same time. Select Enable to support the feature, or Disable to keep the Router from multicasting. • Using IPSec Pass Through This feature lets you use IPSec Pass Through. To use this feature, click the Enable button next to IPSec Pass Through, and then the Apply button.

  • Page 25: Advanced Tab: Port Range Forwarding

    Advanced Tab: Port Range Forwarding Important: Port Range Forwarding is an Advanced Function. No changes should be made to this tab without a thorough understanding of networking concepts. Port Range Forwarding from this tab, as shown in Figure 5-16, sets up public services on your network, such as web servers, ftp servers, e-...
  • Page 26 The Preset Applications are among the most widely used Internet applications that may require forwarding. They include the following: • FTP (File Transfer Protocol) A protocol used to transfer files over a TCP/IP network (Internet, UNIX, etc.). For example, after developing the HTML pages for a website on a local machine, they are typically uploaded to the web server using FTP.

  • Page 27: Advanced Tab: Dynamic Routing

    Port Triggering From the Port Range Forwarding tab, shown in Figure 5-18, click the Port Triggering button to allow the Router to watch out- going data for specific port numbers. The IP address of the comput- that sends matching data remembered by the Router, so that when requested...

  • Page 28: Advanced Tab: Static Routing

    Advanced Tab: Static Routing Important: Static Routing is an Advanced Function. No changes should be made to this tab without a thorough under- standing of networking concepts. Figure 5-20 If the Router is connected to more than one network, it may be necessary to set up a static route between them.

  • Page 29: Advanced Tab: Dmz Host

    Advanced Tab: DMZ Host Important: DMZ Hosting is an Advanced Function. No changes should be made to this tab without a thorough under- standing of networking concepts. Figure 5-21 The DMZ Hosting feature, accessed from the DMZ Host tab as shown in Figure 5-21, allows one local user to be exposed to the Internet for use of a spe- cial-purpose service such as Internet gaming and videoconferencing.

  • Page 30: Advanced Tab: Wireless

    Advanced Tab: Wireless Important: Wireless is an Advanced Function. No changes should be made to this tab without a thorough understanding of networking concepts. Before making any changes Wireless tab, shown Figure 5-23, please check wireless settings for your wireless PCs, these changes will alter the...

  • Page 31: Appendix A: Troubleshooting

    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 need to set a static IP address on a PC.
  • Page 32 For Windows 2000: A. Click Start, Settings, and Control Panel. Double-click Network and Dial-Up Connections. B. Right-click the Local Area Connection that is associated with the Ethernet adapter you are using, and select the Properties option. C. In the Components checked are used by this connection box, highlight Internet Protocol (TCP/IP), and click the Properties button.
  • Page 33 • Click the OK button in the Internet Protocol (TCP/IP) Properties win- dow, and click the OK button in the Local Area Connection Properties window. • Restart the computer if asked. For Windows XP: The following instructions assume you are running Windows XP with the default interface.
  • Page 34 IPSec server. Refer to “Problem #7, I need to set up online game hosting or use other Internet applications” for details. Check the Linksys website for more information at www.linksys.com. 6. I need to set up a server behind my Router.
  • Page 35 7. I need to set up online game hosting or use other Internet applications. 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 you want to host an online game or Internet application.
  • Page 36 In order to upgrade the firmware with the latest features, you need to go to the Linksys website and download the latest firmware at www.linksys.com. Follow these steps: A. Go to the Linksys website at http://www.linksys.com and download the latest firmware. B. To upgrade the firmware, follow the steps in the Help section found in “Chapter 5: Using the Router’s Web-based Utility.”...
  • Page 37 15. I can't access my email, web, or VPN, or I am getting corrupted data from the Internet. The Maximum Transmission Unit (MTU) setting may need to be adjusted. By default, the MTU is set at 1500. For most DSL users, it is strongly recom- mended to use MTU 1492.

  • Page 38: Frequently Asked Questions

    ISP. Does the 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 troubleshoot- ing of any non-Windows operating systems.
  • Page 39 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. The Router’s firmware can be upgraded with TFTP programs.
  • Page 40 Unlike IP addresses, which can change every time a computer logs on to the network, the MAC address of a device stays the same, making it a valuable identifier for the network. If your questions are not addressed here, refer to the Linksys website, www.linksys.com.

  • Page 41: Appendix B: How To Ping Your Isp's E-Mail And Web Addresses

    IP addresses, which are the true addresses on the Internet. For example, www.linksys.com is actually 216.23.162.142. Entering that into your web browser will bring up at the Linksys home page every time. IP and web addresses, however, can sometimes be long and hard to remember.

  • Page 42: Appendix C: Configuring Wireless Security

    WEP encryption has been called 40-bit because it uses a 40-bit secret key along with a 24-bit Initialization Vector (40 + 24 = 64). Wireless vendors may use either name. Linksys uses the term “64-bit” when referring to this level of encryption.
  • Page 43 • WEP (64Bit or 128B) Select the level of encryption from the drop-down box. 128-bit WEP encryption is unique to Linksys and may conflict with other vendors’ WEP encryption. Note: In order to utilize WEP encryption, all points in your wireless network must have WEP enabled and be set to the same Key Setting.

  • Page 44: Configuring Wireless Security In Windows Xp

    Configuring Wireless Security in Windows XP As Windows XP does not allow for the use of the Linksys Passphrase feature with the wireless PC adapters, you will need to manually enter the key gener- ated in the previous section. The following steps will help you enable WEP and enter the encryption key manually for your wireless PC cards, in order to enable your Windows XP sys- tem to communicate with the Router wirelessly.
  • Page 45 If a “Connect to Wireless Network” window appears, in the Available Networks section, click the desired wireless network, specified by the Router’s SSID. Then, double-click the Wireless Network Connection icon. Figure C-6 5. When the “Wireless Network Connection Status” window appears, as in Figure C-7, click the Properties button.

  • Page 46: Appendix D: Finding The Mac Address And Ip Address For Your Ethernet Adapter

    8. The “Wireless Network Properties” window (shown in Figure C-10) will appear. Click the check box for the Data encryption (WEP enabled) option. Remove the check from the Network Authentication (Shared mode) and The key is provided for me automatically fields. In the "Network key"...
  • Page 47 3. Write down the Adapter Address as shown on your computer screen (see Figure D-3). This is the MAC address for your Ethernet adapter and will be shown as a series of numbers and letters. The MAC address/Adapter Address is what you will use for MAC Address Cloning or MAC Filtering.

  • Page 48: Appendix E: Setting Up Aol

    Note: You must install AOL 7.0 or above to all computers using AOL Services. Those with earlier versions of AOL can find details at AOL Keyword: Linksys Setup. Note: Some of the screens in this section may look slightly different than what appears on your screen.

  • Page 49: Aol Broadband Via Dsl

    3. From Setup screen that appears, shown in Figure E-3, select Obtain an IP automatically from the WAN Connection Type drop-down menu. Then, click the Security tab. 4. Select Enable for AOL Parental Controls from the Security tab, shown in Figure E-4, and click the Apply button.

  • Page 50: Appendix F: Glossary

    Appendix F: Glossary 10BaseT - An Ethernet standard that uses twisted wire pairs. 100BaseTX - IEEE physical layer specification for 100 Mbps over two pairs of Category 5 wire. Adapter - Printed circuit board that plugs into a PC to add to capabilities or connectivity to a PC.
  • Page 51 cabling systems (wires, junctions, and connectors) in terms of the data rates that they can sustain. CAT 5 cable has a maximum throughput of 100 Mbps and is usually utilized for 100BaseTX networks. CAT 5e - The additional cabling performance parameters of return loss and far- end crosstalk (FEXT) specified for 1000BASE-T and not specified for 10BASE-T and 100BASE-TX are related to differences in the signaling imple- mentation.
  • Page 52 associated clients, it sends the next DTIM with a DTIM Interval value. AP Clients hear the beacons and awaken to receive the broadcast and multicast messages. Dynamic IP Address - An IP address that is automatically assigned to a client station in a TCP/IP network, typically by a DHCP server.
  • Page 53 Hardware - Hardware is the physical aspect of computers, telecommunica- tions, and other information technology devices. The term arose as a way to dis- tinguish the "box" and the electronic circuitry and components of a computer from the program you put in it to make it do things. The program came to be known as the software.
  • Page 54 Passphrase - Used much like a password, a passphrase simplifies the WEP encryption process by automatically generating the WEP encryption keys for Linksys products. PC Card - A credit-card sized removable module that contains memory, I/O, or a hard disk.
  • Page 55 Router - Protocol-dependent device that connects subnetworks together. Routers are useful in breaking down a very large network into smaller subnet- works; they introduce longer delays and typically have much lower throughput rates than bridges. RTS (Request To Send) - An RS-232 signal sent from the transmitting station to the receiving station requesting permission to transmit.
  • Page 56 cient delivery over the network. TCP is known as a "connection oriented" pro- tocol due to requiring the receiver of a packet to return an acknowledgment of receipt to the sender of the packet resulting in transmission control. TCP/IP (Transmission Control Protocol/Internet Protocol) - The basic com- munication language or set of protocols for communications over a network (developed specifically for the Internet).

  • Page 57: Appendix G: Specifications

    Appendix G: Specifications Standards IEEE 802.3 (10BaseT), IEEE 802.3u (100BaseTX), IEEE 802.11b (Wireless) Protocol CSMA/CD Ports WAN: One 10Base-T RJ-45 Port for cable or DSL Modem LAN: Four 10/100 RJ-45 Switched Ports, One Shared Uplink Port Speed (Mbps) WAN: 10 (Half Duplex) LAN: 10/100 (Half Duplex) 20/200 (Full Duplex)

  • Page 58: Appendix H: Warranty Information

    ® Series Appendix I: Contact Information For help with the installation or operation of the Wireless Access Point Router with 4-Port Switch, contact Linksys Technical Support at one of the phone numbers or Internet addresses below. Sales Information Technical Support...
  • Page 59 © Copyright 2003 Linksys, All Rights Reserved.

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