Linksys WRT55AG - Wireless A+G Broadband Router User Manual
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Linksys WRT55AG - Wireless A+G Broadband Router User Manual

Linksys WRT55AG - Wireless A+G Broadband Router User Manual

Dual-band wireless a+g broadband router
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®
A Division of Cisco Systems, Inc.
Dual-Band
5
+
GHz
802.11a
Dual-Band
2.4
GHz
Wireless
A+G
802.11g

User Guide

Broadband Router
WIRELESS
WRT55AG
Model No.

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Summary of Contents for Linksys WRT55AG - Wireless A+G Broadband Router

  • Page 1: User Guide

    ® A Division of Cisco Systems, Inc. Dual-Band 802.11a Dual-Band Wireless 802.11g User Guide Broadband Router WIRELESS WRT55AG Model No.
  • Page 2 Dual-Band Wireless A+G Broadband Router Copyright and Trademarks Specifications are subject to change without notice. Linksys is a registered trademark or trademark of Cisco Systems, Inc. and/or its affiliates in the U.S. and certain other countries. Copyright © 2004 Cisco Systems, Inc. All rights reserved.

  • Page 3: Table Of Contents

    Dual-Band Wireless A+G Broadband Router Table of Contents Chapter 1: Introduction Welcome What’s in this Guide? Chapter 2: Planning Your Wireless Network Network Topology Ad-Hoc versus Infrastructure Mode Network Layout Chapter 3: Getting to Know the Dual-Band Wireless A+G Broadband Router The Back Panel The Front Panel Chapter 4: Connecting the Dual-Band Wireless A+G Broadband Router...
  • Page 4 Dual-Band Wireless A+G Broadband Router The Administration Tab - Diagnostics The Administration Tab - Factory Defaults The Administration Tab - Firmware Upgrade The Status Tab - Router The Status Tab - Local Network The Status Tab - Wireless Appendix A: Troubleshooting Common Problems and Solutions Frequently Asked Questions Appendix B: Wireless Security...
  • Page 5 Dual-Band Wireless A+G Broadband Router List of Figures Figure 3-1: The Router’s Back Panel Figure 3-2: The Router’s Front Panel Figure 4-1: Connecting Your Broadband Modem Figure 4-2: Connecting Your Network Devices Figure 4-3: Connecting the Power Figure 4-4: Diagram for Connection to Another Router Figure 4-5: Connecting Another Router Figure 4-6: Connecting Your Network Devices Figure 4-7: Connecting the Power...
  • Page 6 Dual-Band Wireless A+G Broadband Router Figure 5-22: Applications and Gaming Tab - Port Triggering Figure 5-23: Applications and Gaming Tab - DMZ Figure 5-24: Applications and Gaming Tab - QOS Figure 5-25: Administration Tab - Management Figure 5-26: Administration Tab - Log Figure 5-27: Incoming Log Figure 5-28: Outgoing Log Figure 5-29: Administration Tab - Diagnostics...

  • Page 7: Chapter 1: Introduction

    11Mbps and an operating frequency of 2.4GHz. Linksys recommends using the Setup CD-ROM for first-time installation of the Router. If you do not wish to run the Setup Wizard on the Setup CD-ROM, then use the instructions in this Guide to help you connect the 802.11g: an IEEE wireless networking standard...

  • Page 8: What's In This Guide

    Dual-Band Wireless A+G Broadband Router What’s in this Guide? This user guide covers the steps for setting up and using the Dual-Band Wireless A+G Broadband Router. • Chapter 1: Introduction This chapter describes the Router’s applications and this User Guide. •...
  • Page 9 • Appendix I: Regulatory Information This appendix supplies the regulatory information regarding the Router. • Appendix J: Contact Information This appendix provides contact information for a variety of Linksys resources, including Technical Support. Chapter 1: Introduction What’s in this Guide?

  • Page 10: Chapter 2: Planning Your Wireless Network

    Dual-Band Wireless A+G Broadband Router Chapter 2: Planning Your Wireless Network Network Topology A wireless local area network (WLAN) is exactly like a regular local area network (LAN), except that each network: a series of computers or devices computer in the WLAN uses a wireless device to connect to the network. Computers in a WLAN share the same connected for the purpose of data sharing, frequency channel and SSID, which is an identification name shared by the wireless devices belonging to the storage, and/or transmission between users.
  • Page 11 Router's LAN ports can be connected to any of Linksys's switches (such as the EZXS55W or EZXS88W). With these, and many other, Linksys products, your networking options are limitless. Go to the Linksys website at www.linksys.com for more information about products that work with the Dual-Band Wireless A+G Broadband Router.

  • Page 12: Chapter 3: Getting To Know The Dual-Band Wireless A+G Broadband Router

    Dual-Band Wireless A+G Broadband Router Chapter 3: Getting to Know the Dual-Band Wireless A+G Broadband Router The Back Panel The Router’s ports and Reset button are located on the back panel of the Router. IMPORTANT: If you reset the Router, all of your settings, including Internet connection, wireless, and security, will be deleted and replaced with the factory...

  • Page 13: The Front Panel

    Dual-Band Wireless A+G Broadband Router The Front Panel The Router’s LEDs, which indicate the status of the Router and network activities, are located on the front panel. Figure 3-2: The Router’s Front Panel Power Green. The Power LED lights up and will stay on while the Router is powered on. When the Router goes through its self-diagnostic mode during every boot-up, this LED will flash.

  • Page 14: Chapter 4: Connecting The Dual-Band Wireless A+G Broadband Router

    Broadband Router Overview Linksys recommends using the Setup Wizard on the Setup CD-ROM for first-time installation of the Router. For NOTE: For first-time installation of the Router, advanced users, you may follow the instructions in this chapter, and then configure the Router through its Web- Linksys recommends using the Setup Wizard on the based Utility (refer to “Chapter 5: Configuring the Dual-Band Wireless A+G Broadband Router”).

  • Page 15: Figure 4-2: Connecting Your Network Devices

    Dual-Band Wireless A+G Broadband Router 5. Connect your network PCs or Ethernet devices to the Router’s numbered ports using standard Ethernet network cabling. Figure 4-2: Connecting Your Network Devices 6. Connect the AC power adapter to the Router's Power port. Then connect the other end to an electrical outlet. IMPORTANT: Make sure you use the power Only use the power adapter supplied with the Router.

  • Page 16: Hardware Installation For Connection To Another Router

    IP address, then you may not be able to set up the Router. NOTE: Steps 1-4 are instructions for a typical Linksys router; however, if you are using a non- First, make sure the Router is NOT connected to your network. Then follow these instructions: Linksys router, refer to the other router’s...

  • Page 17: Figure 4-6: Connecting Your Network Devices

    Dual-Band Wireless A+G Broadband Router 9. Decide which network computers or Ethernet devices you want to connect to the Router. Disconnect the selected computers or devices from the other router, and then connect them to the Router’s numbered ports using standard Ethernet network cabling. Figure 4-6: Connecting Your Network Devices 10.

  • Page 18: Chapter 5: Configuring The Dual-Band Wireless A+G Broadband Router

    Broadband Router Overview Linksys recommends using the Setup Wizard on the Setup CD-ROM for first-time installation of the Router. For NOTE: For first-time installation of the Router, advanced users, you may follow the instructions in the previous chapter, “Chapter 4: Connecting the Dual-Band Linksys recommends using the Setup Wizard on the Wireless A+G Broadband Router”, and then configure the Router through its Web-based Utility.

  • Page 19: How To Access The Web-Based Utility

    Dual-Band Wireless A+G Broadband Router How to Access the Web-based Utility To access the Web-based Utility, launch Internet Explorer or Netscape Navigator, and enter the Router’s default IP Figure 5-1: Router’s IP Address address, 192.168.1.1, in the Address field. Then press Enter. A password request page will appear.

  • Page 20: Figure 5-4: Static Ip Connection Type

    Dual-Band Wireless A+G Broadband Router • Static IP. If you are required to use a permanent IP address to connect to the Internet, select Static IP. Internet IP Address. This is the Router’s IP address, when seen from the Internet. Your ISP will provide you with the IP Address you need to specify here.

  • Page 21: Figure 5-6: Static Dhcp Client List

    Dual-Band Wireless A+G Broadband Router recommended size, entered in the Size field, is 1500. You should leave this value in the 1200 to 1500 range. To have the Router select the best MTU for your Internet connection, keep the default setting, Auto. Network Setup The Network Setup section changes the Router’s local network settings.
  • Page 22 Dual-Band Wireless A+G Broadband Router Start IP Address. Enter a value for the DHCP server to start with when issuing IP addresses. Because the Router’s default IP address is 192.168.1.1, the Starting IP Address must be 192.168.1.2 or greater, but smaller than 192.168.1.254.

  • Page 23: The Setup Tab - Mac Address Clone

    Dual-Band Wireless A+G Broadband Router The Setup Tab - MAC Address Clone A MAC address is a 12-digit code assigned to a unique piece of hardware for identification. Some ISPs will require you to register a MAC address in order to access the Internet. If you do not wish to re-register the MAC address with your ISP, you may assign the MAC address you have currently registered with your ISP to the Router with the MAC Address Clone feature.

  • Page 24: The Wireless Tab - Basic Wireless Settings

    Router and wireless PCs. Turbo Mode is not compatible with Windows XP and works only with Linksys Wireless-A adapters. To increase the speed of your wireless transmissions up to 72 Mbps, select Enabled. (Keep in mind that the Router’s range diminishes in Turbo Mode.) If you do not want to use Turbo Mode, select Disabled.
  • Page 25 Make sure this setting is the same for all devices in your wireless network. For added security, you should change the default SSID (linksys-g) to a unique name. Channel. Select the appropriate channel from the list provided to correspond with your network settings. All devices in your wireless network must broadcast on the same channel in order to communicate.

  • Page 26: The Wireless Tab - Wireless Security

    Dual-Band Wireless A+G Broadband Router The Wireless Tab - Wireless Security The Wireless Security settings configure the security of your wireless network. There are three wireless security mode options supported by the Router: Pre-Shared Key, Pre-Shared Key + RADIUS, and WEP. (WEP stands for Wired Equivalent Privacy, while RADIUS stands for Remote Authentication Dial-In User Service.) These three are briefly discussed here.

  • Page 27: Figure 5-12: Wireless Tab - Wireless Security (Wep)

    Dual-Band Wireless A+G Broadband Router WEP. WEP is a basic encryption method, which is not as secure as the other two methods, Pre-Shared Key and Pre-Shared Key + RADIUS. Select a level of WEP encryption, 40/64-bit, 128-bit, or 152-bit. If you want to use a Passphrase, then enter it in the Passphrase field and click the Generate button.

  • Page 28: The Wireless Tab - Wireless Mac Filter

    Dual-Band Wireless A+G Broadband Router The Wireless Tab - Wireless MAC Filter Wireless access can be filtered by using the MAC addresses of the wireless devices transmitting within your network’s radius. Wireless MAC Filter Access Restrictions To filter wireless users by MAC Address, either permitting or blocking access, click Enabled. If you do not wish to filter users by MAC Address, select Disabled.

  • Page 29: The Wireless Tab - Advanced Wireless Settings

    Dual-Band Wireless A+G Broadband Router The Wireless Tab - Advanced Wireless Settings This tab is used to set up the Router’s advanced wireless functions. These settings should only be adjusted by an expert administrator as incorrect settings can reduce wireless performance. Advanced Wireless Wireless-A Settings Authentication Type.
  • Page 30 Dual-Band Wireless A+G Broadband Router Threshold. Setting the Fragmentation Threshold too low may result in poor network performance. Only minor reduction of the default value is recommended. In most cases, it should remain at its default value of 2346. RTS Threshold. Should you encounter inconsistent data flow, only minor reduction of the default value, 2346, is recommended.
  • Page 31 Dual-Band Wireless A+G Broadband Router Router’s ability to catch all Wireless-G transmissions but will severely decrease performance. If you do not want to use CTS Protection Mode at all, select Disabled. Frame Burst Mode. Enabling this option should provide your network with greater performance, depending on the manufacturer of your wireless products.

  • Page 32: The Security Tab - Firewall

    Dual-Band Wireless A+G Broadband Router The Security Tab - Firewall The Firewall screen offers the Block Anonymous Internet Requests feature. The use of this feature enhances the security of your network. Firewall Block Anonymous Requests. When enabled, this feature keeps your network from being “pinged,” or detected, by other Internet users.

  • Page 33: The Access Restrictions Tab - Internet Access Policy

    Dual-Band Wireless A+G Broadband Router The Access Restrictions Tab - Internet Access Policy The Internet Access Policy screen allows you to block or allow specific kinds of Internet usage and traffic, such as Internet access, designated applications, websites, and inbound traffic during specific days and times. Internet Access Policy Access Policy.

  • Page 34: Figure 5-20: List Of Pcs

    Dual-Band Wireless A+G Broadband Router 4. Click the Edit List button to select which PCs will be affected by the policy. The List of PCs screen will appear. You can select a PC by MAC Address or IP Address. You can also enter a range of IP Addresses if you want this policy to affect a group of PCs.

  • Page 35: The Applications And Gaming Tab - Port Range Forwarding

    Dual-Band Wireless A+G Broadband Router The Applications and Gaming Tab - Port Range Forwarding The Port Range Forwarding screen allows you to set up public services on your network, such as web servers, ftp servers, e-mail servers, or other specialized Internet applications. (Specialized Internet applications are any applications that use Internet access to perform functions such as videoconferencing or online gaming.
  • Page 36 Dual-Band Wireless A+G Broadband Router 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 37: The Applications & Gaming Tab - Port Range Triggering

    Dual-Band Wireless A+G Broadband Router The Applications & Gaming Tab - Port Range Triggering The Port Range Triggering screen allows the Router to watch outgoing data for specific port numbers. The IP address of the computer that sends the matching data is remembered by the Router, so that when the requested data returns through the Router, the data is pulled back to the proper computer by way of IP address and port mapping rules.

  • Page 38: The Applications And Gaming Tab - Dmz

    Dual-Band Wireless A+G Broadband Router The Applications and Gaming Tab - DMZ The DMZ feature allows one network user to be exposed to the Internet for use of a special-purpose service such as Internet gaming or videoconferencing. DMZ hosting forwards all the ports at the same time to one PC. The Port Range Forwarding feature is more secure because it only opens the ports you want to have opened, while DMZ hosting opens all the ports of one computer, exposing the computer to the Internet.

  • Page 39: The Applications And Gaming Tab - Qos

    Dual-Band Wireless A+G Broadband Router The Applications and Gaming Tab - QoS QoS (Quality of Service) manages information as it is transmitted and received. It ensures better service to high- priority types of Internet traffic, which may involve demanding, real-time applications, such as videoconferencing.
  • Page 40 Dual-Band Wireless A+G Broadband Router 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 41 Dual-Band Wireless A+G Broadband Router Port Number. The Router’s LAN port numbers are automatically displayed here. Flow Control. For each port, if you want the Router to control the transmission of data between network devices, select Enabled. To disable this feature, select Disabled. Speed.

  • Page 42: The Administration Tab - Management

    Dual-Band Wireless A+G Broadband Router The Administration Tab - Management This section of the Administration tab allows the network’s administrator to manage specific Router functions for access and security. Management Router Password Router Password and Re-enter to Confirm. You can change the Router’s password from here. Enter a new Router password and then type it again in the Re-enter to Confirm field to confirm.
  • Page 43 Dual-Band Wireless A+G Broadband Router Allow Users to Disable Internet Access. Keep the default setting, Enabled, if you want to be able to prohibit any and all Internet connections. Otherwise, select Disabled. Backup and Restore Backup Settings. To back up the Router’s configuration, click this button and follow the on-screen instructions. Restore Settings.

  • Page 44: The Administration Tab - Log

    Figure 5-26: Administration Tab - Log This software can be downloaded from the Linksys website, www.linksys.com. The Log viewer saves all incoming and outgoing activity in a permanent file on your PC’s hard drive. In the Logviewer IP Address field, enter the fixed IP address of the PC running the Log viewer software.

  • Page 45: The Administration Tab - Diagnostics

    Dual-Band Wireless A+G Broadband Router The Administration Tab - Diagnostics The Ping test allows you to check the status of your Internet connection. Diagnostics Ping Test To IP or URL Address. Enter the IP address or URL that you want to ping. Figure 5-29: Administration Tab - Diagnostics Packet Size.

  • Page 46: The Administration Tab - Factory Defaults

    Firmware Upgrade Figure 5-32: Administration Tab - Firmware Upgrade Before upgrading the firmware, download the Router’s firmware upgrade file from the Linksys website, www.linksys.com. Then extract the file. firmware: the programming code Please select a file to upgrade. In the field provided, enter the name of the extracted firmware upgrade file, or that runs a networking device.

  • Page 47: The Status Tab - Router

    Dual-Band Wireless A+G Broadband Router The Status Tab - Router The Router screen on the Status Tab displays information about the Router and its current settings. The on- screen information will vary depending on the Internet Connection Type you use. Router Information Firmware Version.

  • Page 48: The Status Tab - Local Network

    Dual-Band Wireless A+G Broadband Router The Status Tab - Local Network The Local Network screen on the Status Tab displays the status of your network. Local Network Local MAC Address. This is the Router’s MAC Address, as seen on your local, Ethernet network. Router IP Address.

  • Page 49: The Status Tab - Wireless

    Dual-Band Wireless A+G Broadband Router The Status Tab - Wireless The Wireless screen on the Status Tab displays the status of your Wireless-A and/or Wireless-G networks. Wireless Network Wireless-A MAC Address. This is the Router’s MAC Address, as seen on your local, wireless network. Mode.

  • Page 50: Appendix A: Troubleshooting

    Provided are possible solutions to problems that may occur during the installation and operation of the Router. Read the descriptions below to help you solve your problems. If you can’t find an answer here, check the Linksys website at www.linksys.com.
  • Page 51 Dual-Band Wireless A+G Broadband Router • For Windows 2000: 1. Click Start, Settings, and Control Panel. Double-click Network and Dial-Up Connections. 2. Right-click the Local Area Connection that is associated with the Ethernet adapter you are using, and select the Properties option. 3.
  • Page 52 Dual-Band Wireless A+G Broadband Router B Open a command prompt. For Windows 98SE and Me: • Click Start and Run. In the Open field, type command. Press the Enter key or click the OK button. For Windows 2000 and XP: •...
  • Page 53 Dual-Band Wireless A+G Broadband Router 5. I am not able to access the Setup page of the Router’s web-based utility. • Refer to “Problem #2, I want to test my Internet connection” to verify that your computer is properly connected to the Router. •...
  • Page 54 Dual-Band Wireless A+G Broadband Router 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 55 Dual-Band Wireless A+G Broadband Router Follow these steps to set DMZ hosting: 1. Access the Router’s web-based utility by going to http://192.168.1.1 or the IP address of the Router. Go to the Applications & Gaming => Port Range Forwarding tab. 2.
  • Page 56 Router to the factory default settings. In other words, the Router will revert to its original factory configuration. 12. I need to upgrade the firmware. 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: 1.
  • Page 57 Dual-Band Wireless A+G Broadband Router 15. I can’t access my e-mail, web 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 recommended to use MTU 1492.

  • Page 58: Frequently Asked Questions

    Does the Router support any operating system other than Windows 98SE, Windows Millennium, Windows 2000, or Windows XP? Yes, but Linksys does not, at this time, provide technical support for setup, configuration or troubleshooting of any non-Windows operating systems. Does the Router support ICQ send file? Yes, with the following fix: click ICQ menu ->...
  • Page 59 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. To upgrade the Router’s firmware, use the Administration tab of the Router’s web-based utility.
  • Page 60 Dual-Band Wireless A+G Broadband Router unless that version contains new features that you would like to use. Downloading a more current version of Router firmware will not enhance the quality or speed of your Internet connection, and may disrupt your current connection stability.
  • Page 61 Dual-Band Wireless A+G Broadband Router How do I get mIRC to work with the Router? Under the Port Forwarding tab, set port forwarding to 113 for the PC on which you are using mIRC. Can the Router act as my DHCP server? Yes.
  • Page 62 Dual-Band Wireless A+G Broadband Router What IEEE 802.11b features are supported? The product supports the following IEEE 802.11b functions: • CSMA/CA plus Acknowledge protocol • Multi-Channel Roaming • Automatic Rate Selection • RTS/CTS feature • Fragmentation • Power Management What IEEE 802.11g features are supported? The product supports the following IEEE 802.11g functions: •...
  • Page 63 Dual-Band Wireless A+G Broadband Router selects the right access point and registers its address. Communications between end node and host computer can then be transmitted up and down the backbone. As the user moves on, the end node’s RF transmitter regularly checks the system to determine whether it is in touch with the original access point or whether it should seek a new one.
  • Page 64 You may also try using different channels, as this may eliminate interference affecting only one channel. If your questions are not addressed here, refer to the Linksys website, www.linksys.com. Appendix A: Troubleshooting...

  • Page 65: Appendix B: Wireless Security

    Dual-Band Wireless A+G Broadband Router Appendix B: Wireless Security Linksys wants to make wireless networking as safe and easy for you as possible. The current generation of Linksys products provide several network security features, but they require specific action on your part for implementation.
  • Page 66 This includes hackers. So, don’t broadcast the SSID. Wireless networking products come with a default SSID set by the factory. (The Linksys default SSID is “linksys”.) Hackers know these defaults and can check these against your network. Change your SSID to something unique and not something related to your company or the networking products you use.
  • Page 67 These security recommendations should help keep your mind at ease while you are enjoying the most flexible and convenient technology Linksys has to offer. Appendix B: Wireless Security Security Threats Facing Wireless Networks...

  • Page 68: Appendix C: Upgrading Firmware

    To upgrade the Router’s firmware, follow these instructions: Figure C-1: Administration Tab - Firmware Upgrade 1. Download the firmware from Linksys's website at www.linksys.com. Then extract the firmware file. 2. Click Firmware Upgrade from the Web-Utility's Administration tab, and the Upgrade Firmware screen will appear.

  • Page 69: Appendix D: Windows Help

    Dual-Band Wireless A+G Broadband Router Appendix D: Windows Help Almost all Linksys wireless products require Microsoft Windows. Windows is the most used operating system in the world and comes with many features that help make networking easier. These features can be accessed through Windows Help and are described in this appendix.

  • Page 70: Appendix E: Finding The Mac Address And Ip Address For Your Ethernet Adapter

    Dual-Band Wireless A+G Broadband Router Appendix E: Finding the MAC Address and IP Address for Your Ethernet Adapter This section describes how to find the MAC address for your computer’s Ethernet adapter so you can use the MAC filtering and/or MAC address cloning feature of the Router. You can also find the IP address of your computer’s Ethernet adapter.

  • Page 71: For The Router's Web-Based Utility

    Dual-Band Wireless A+G Broadband Router 3. Write down the Physical Address as shown on your computer screen (Figure E-3); it is the MAC address for your Ethernet adapter. This appears as a series of numbers and letters. The MAC address/Physical Address is what you will use for MAC address cloning or MAC filtering. Note: The MAC address is also called the Physical Address.

  • Page 72: Appendix F: Glossary

    Dual-Band Wireless A+G Broadband Router Appendix F: Glossary 802.11a - A wireless networking standard that specifies a maximum data transfer rate of 54Mbps and an operating frequency of 5GHz. 802.11b - A wireless networking standard that specifies a maximum data transfer rate of 11Mbps and an operating frequency of 2.4GHz.
  • Page 73 Dual-Band Wireless A+G Broadband Router Buffer - A shared or assigned memory area that is used to support and coordinate different computing and networking activities so one isn't held up by the other. Byte - A unit of data that is usually eight bits long Cable Modem - A device that connects a computer to the cable television network, which in turn connects to the Internet.
  • Page 74 Dual-Band Wireless A+G Broadband Router DTIM (Delivery Traffic Indication Message) - A message included in data packets that can increase wireless efficiency. Dynamic IP Address - A temporary IP address assigned by a DHCP server. EAP (Extensible Authentication Protocol) - A general authentication protocol used to control network access. Many specific authentication methods work within this framework.
  • Page 75 Dual-Band Wireless A+G Broadband Router Infrastructure - A wireless network that is bridged to a wired network via an access point. IP (Internet Protocol) - A protocol used to send data over a network. IP Address - The address used to identify a computer or device on a network. IPCONFIG - A Windows 2000 and XP utility that displays the IP address for a particular networking device.
  • Page 76 Dual-Band Wireless A+G Broadband Router Passphrase - Used much like a password, a passphrase simplifies the WEP encryption process by automatically generating the WEP encryption keys for Linksys products. PEAP (Protected Extensible Authentication Protocol) - A mutual authentication method that uses a combination of digital certificates and another system, such as passwords.
  • Page 77 Dual-Band Wireless A+G Broadband Router SOHO (Small Office/Home Office) - Market segment of professionals who work at home or in small offices. SPI (Stateful Packet Inspection) Firewall - A technology that inspects incoming packets of information before allowing them to enter the network. Spread Spectrum - Wideband radio frequency technique used for more reliable and secure data transmission.
  • Page 78 Dual-Band Wireless A+G Broadband Router Upload - To transmit a file over a network. URL (Uniform Resource Locator) - The address of a file located on the Internet. VPN (Virtual Private Network) - A security measure to protect data as it leaves one network and goes to another over the Internet.

  • Page 79: Appendix G: Specifications

    Dual-Band Wireless A+G Broadband Router Appendix G: Specifications Model WRT55G Standards IEEE 802.3, IEEE 802.3u, IEEE 802.11a, IEEE 802.11g, IEEE 802.11b Ports Internet: One 10/100 RJ-45 Port for Cable/DSL Modem LAN: Four 10/100 RJ-45 Switched Ports One Power Port Button One Reset Button Cabling Type UTP CAT 5 Ethernet Cable or Better...

  • Page 80: Appendix H: Warranty Information

    Your exclusive remedy and Linksys' entire liability under this warranty will be for Linksys at its option to repair or replace the Product or refund Your purchase price less any rebates.

  • Page 81: Appendix I: Regulatory Information

    Canadian regulations. EC DECLARATION OF CONFORMITY (EUROPE) Linksys declares that this product conforms to the specifications listed below, following the provisions of the European R&TTE directive 1999/5/EC: EN 301 489-1, 301 489-17 General EMC requirements for Radio equipment.
  • Page 82 Linksys vakuuttaa täten että dieses produkt tyyppinen laite on direktiivin 1999/5/EY oleellisten vaatimusten ja sitä koskevien näiden direktiivien muiden ehtojen mukainen. Linksys déclare que le produit est conforme aux conditions essentielles et aux dispositions relatives à la directive 1999/5/EC. Belgique: Dans le cas d'une utilisation privée, à...

  • Page 83: Appendix J: Contact Information

    Can't find information about a product you want to buy on the web? Do you want to know more about networking with Linksys products? Give our advice line a call at: 800-546-5797 (LINKSYS) Or fax your request in to:...

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