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Cisco Linksys WRT54GX4 User Manual

Wireless-g broadband router with srx400
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®
A Division of Cisco Systems, Inc.
2,4
GHz
Wireless-G
802.11g

User Guide

Broadband Router
WIRELESS
with SRX400
WRT54GX4 (EU/LA)
Model No.

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Summary of Contents for Cisco Linksys WRT54GX4

  • Page 1: User Guide

    ® A Division of Cisco Systems, Inc. Wireless-G 802.11g User Guide Broadband Router WIRELESS with SRX400 WRT54GX4 (EU/LA) Model No.
  • Page 2 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 © 2005 Cisco Systems, Inc. All rights reserved. Other brands and product names are trademarks or registered trademarks of their respective holders.

  • Page 3: Table Of Contents

    Wireless-G Broadband Router with SRX400 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 Wireless-G Broadband Router with SRX400 The Router’s Ports and Reset Button The Router’s LEDs Chapter 4: Connecting the Wireless-G Broadband Router with SRX400...
  • Page 4 Wireless-G Broadband Router with SRX400 The Administration Tab - Diagnostics The Administration Tab - Factory Defaults The Administration Tab - Firmware Upgrade The Administration Tab - Config Management The Status Tab - Router The Status Tab - Local Network The Status Tab - Wireless The Status Tab - System Performance Appendix A: Troubleshooting Common Problems and Solutions...
  • Page 5 Wireless-G Broadband Router with SRX400 List of Figures Figure 3-1: The Router’s Side Panel Figure 3-2: The Router’s LEDs Figure 4-1: Connect a PC Figure 4-2: Connect the Modem Figure 4-3: Connect the Power Figure 4-4: Router’s Stand Figure 4-5: Wall-Mount Measurements Figure 5-1: Password Screen Figure 5-2: Setup Tab - Basic Setup Figure 5-3: DHCP Connection Type...
  • Page 6 Wireless-G Broadband Router with SRX400 Figure 5-24: Security Tab - Firewall Figure 5-25: Access Restrictions Tab - Internet Access Figure 5-26: Internet Policy Summary Figure 5-27: List of PCs Figure 5-28: Port Services Figure 5-29: Applications and Gaming Tab - Port Range Forward Figure 5-30: Applications and Gaming Tab - Port Triggering Figure 5-31: Applications and Gaming Tab - DMZ Figure 5-32: Applications and Gaming Tab - QoS (Add a New Application...

  • Page 7: Chapter 1: Introduction

    Wireless-G Broadband Router with SRX400 Chapter 1: Introduction Welcome Thank you for choosing the Linksys Wireless-G Broadband Router with SRX400. The Router will allow you to network wirelessly better than ever, sharing Internet access, files and fun, easily and securely. How does the Router do all of this? A router is a device that allows access to an Internet connection over a network.

  • Page 8: What's In This Guide

    Wireless-G Broadband Router with SRX400 PCs on a wired network create a Local Area Network. They are connected with Ethernet cables, which is why the network is called “wired”. PCs equipped with wireless cards or adapters can communicate without cumbersome cables. By sharing the same wireless settings, within their transmission radius, they form a wireless network.
  • Page 9 Wireless-G Broadband Router with SRX400 • Appendix B: Wireless Security This appendix explains the risks of wireless networking and some solutions to reduce the risks. • Appendix C: Upgrading Firmware This appendix instructs you on how to upgrade the Router’s firmware should you need to do so. •...

  • Page 10: Chapter 2: Planning Your Wireless Network

    Wireless-G Broadband Router with SRX400 Chapter 2: Planning Your Wireless Network Network Topology network: a series of computers or devices A wireless local area network is exactly like a regular local area network (LAN), except that each computer in the connected for the purpose of data sharing, wireless network uses a wireless device to connect to the network.
  • Page 11 Wireless-G Broadband Router with SRX400 The Wireless-G Broadband Router is compatible with all 802.11b and 802.11g adapters, such as the notebook adapters for your laptop computers, PCI adapters for your desktop PCs, and USB adapters when you want to enjoy USB connectivity. The Router will also communicate with the Wireless-G PrintServer, as well as 802.11b and 802.11g wireless Ethernet bridges.

  • Page 12: Chapter 3: Getting To Know The Wireless-G Broadband Router With Srx400

    Wireless-G Broadband Router with SRX400 Chapter 3: Getting to Know the Wireless-G Broadband Router with SRX400 The Router’s Ports and Reset Button The Router's ports and Reset button are located on one of the side panels. port: the connection point on a computer or networking device used for plugging in cables or adapters Figure 3-1: The Router’s Side Panel ETHERNET...

  • Page 13: The Router's Leds

    Wireless-G Broadband Router with SRX400 The Router’s LEDs The Router’s LEDs, which displays information about network activity, are located on another side panel. Figure 3-2: The Router’s LEDs 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 Wireless-G Broadband Router With Srx400

    Wireless-G Broadband Router with SRX400 Chapter 4: Connecting the Wireless-G Broadband Router with SRX400 Overview Linksys recommends using the Setup Wizard on the Setup CD-ROM for first-time installation of the Router. For advanced users, you may follow the instructions in this chapter, and then configure the Router through its Web- based Utility (refer to “Chapter 5: Configuring the Wireless-G Broadband Router”).

  • Page 15: Placement Options

    Wireless-G Broadband Router with SRX400 Placement Options There are three ways to place the Router. The first way is to place it horizontally on a surface, so it sits on its four rubber feet. The second way is to stand the Router vertically on a surface (this uses a stand). The third way is to mount it on a wall.

  • Page 16: Chapter 5: Configuring The Wireless-G Broadband Router

    Wireless-G Broadband Router with SRX400 Chapter 5: Configuring the Wireless-G Broadband Router Overview You should always use the Setup CD-ROM when first installing the Router. If you do not wish to run the Setup NOTE: When first installing the Router, you should Wizard on the Setup CD-ROM, you can use the Web-based Utility to configure the Router.

  • Page 17: The Setup Tab - Basic Setup

    Wireless-G Broadband Router with SRX400 The Setup Tab - Basic Setup The first screen that appears displays the Setup tab. This allows you to change the Router's general settings. Change these settings as described here and click the Save Settings button to apply your changes or Cancel Changes to cancel your changes.

  • Page 18: Figure 5-4: Static Ip Connection Type

    Wireless-G Broadband Router with SRX400 • 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 19: Figure 5-6: Pptp Connection Type

    Wireless-G Broadband Router with SRX400 • PPTP. Point-to-Point Tunneling Protocol (PPTP) is a service that applies to connections in Europe only. Specify Internet IP Address. This is the Router’s IP address, as seen from the Internet. Your ISP will provide you with the IP Address you need to specify here.

  • Page 20: Figure 5-8: Optional Settings

    Wireless-G Broadband Router with SRX400 Optional Settings Some of these settings may be required by your ISP. Verify with your ISP before making any changes. Router Name. In this field, you can type a name of up to 39 characters to represent the Router. Host Name and Domain Name.

  • Page 21: Figure 5-10: Network Address Server Settings

    Wireless-G Broadband Router with SRX400 Network Address Server Settings (DHCP) The settings allow you to configure the Router’s Dynamic Host Configuration Protocol (DHCP) server function. The Router can be used as a DHCP server for your network. A DHCP server automatically assigns an IP address to each computer on your network.

  • Page 22: The Setup Tab - Ddns

    Wireless-G Broadband Router with SRX400 The Setup Tab - DDNS The Router offers a Dynamic Domain Name System (DDNS) feature. DDNS lets you assign a fixed host and domain name to a dynamic Internet IP address. It is useful when you are hosting your own website, FTP server, or other server behind the Router.

  • Page 23: The Setup Tab - Mac Address Clone

    Wireless-G Broadband Router with SRX400 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 Setup Tab - Advanced Routing

    Wireless-G Broadband Router with SRX400 The Setup Tab - Advanced Routing This tab is used to set up the Router’s advanced functions. NAT Mode allows you to select the type(s) of advanced functions you use. Static Routing sets up a fixed route to another network destination. Advanced Routing NAT Mode Select the mode in which this Router will function.

  • Page 25: Figure 5-16: Setup Tab - Advanced Routing - Nat Mode - Routing Table

    Wireless-G Broadband Router with SRX400 Subnet Mask. The Subnet Mask determines which portion of a Destination LAN IP address is the network portion, and which portion is the host portion. Default Gateway. This is the IP address of the gateway device that allows for contact between the Router and the remote network or host.

  • Page 26: The Wireless Tab - Basic Wireless Settings

    Wireless-G Broadband Router with SRX400 The Wireless Tab - Basic Wireless Settings The basic settings for wireless networking are set on this screen. Wireless Network Wireless Network Mode. From this drop-down menu, you can select the wireless standards running on your network.

  • Page 27: The Wireless Tab - Wireless Security

    Wireless-G Broadband Router with SRX400 The Wireless Tab - Wireless Security The Wireless Security settings configure the security of your wireless network. There are five wireless security mode options supported by the Router: WPA-Personal, WPA2 Personal, WPA Enterprise, WPA2 Enterprise, and WEP.

  • Page 28: Figure 5-20: Wireless Tab - Wireless Security (Wep)

    Wireless-G Broadband Router with SRX400 WEP. WEP is a basic encryption method, which is not as secure as WPA or WPA2. To use WEP, select a Default Transmit Key (choose which Key to use), and a level of WEP encryption, 64 bits 10 hex digits or 128 bits 26 hex digits.

  • Page 29: The Wireless Tab - Wireless Mac Filter

    Wireless-G Broadband Router with SRX400 The Wireless Tab - Wireless MAC Filter Wireless access can be filtered by using the MAC addresses of the wireless devices transmitting within your network. Wireless MAC Filter Wireless MAC Filter. This screen lets you filter wireless users by MAC Address. If you do not wish to filter users by MAC Address, select Disable.

  • Page 30: The Wireless Tab - Advanced Wireless Settings

    Wireless-G Broadband Router with SRX400 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 Basic Rate Set.
  • Page 31 Wireless-G Broadband Router with SRX400 RTS Threshold. Should you encounter inconsistent data flow, only minor reduction of the default value, 2347, is rts (request to send): a networking method of coordinating recommended. If a network packet is smaller than the preset RTS threshold size, the RTS/CTS mechanism will large packets through the RTS Threshold setting.

  • Page 32: The Security Tab - Firewall

    Wireless-G Broadband Router with SRX400 The Security Tab - Firewall Use this screen to configure the firewall and VPN pass through settings. Firewall Firewall Protection. Enable this feature to employ Stateful Packet Inspection (SPI) for more detailed review of data packets entering your network environment. Block WAN Request Block WAN Ping.

  • Page 33: The Access Restrictions Tab - Internet Access

    Wireless-G Broadband Router with SRX400 The Access Restrictions Tab - Internet Access The Internet Access screen allows you to block or allow specific kinds of Internet usage and traffic, such as Internet access, designated services, websites, and inbound traffic during specific days and times. Internet Access Internet Access Policy.

  • Page 34: Figure 5-27: List Of Pcs

    Wireless-G Broadband Router with SRX400 5. Click the appropriate option, Deny or Allow, depending on whether you want to block or allow Internet access for the PCs you listed on the List of PCs screen (shown in Figure 5-26). 6. Decide which days and what times you want this policy to be enforced. Select the individual days during which the policy will be in effect, or select Everyday.

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

    Wireless-G Broadband Router with SRX400 The Applications and Gaming Tab - Port Range Forward The Applications and Gaming Tab 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: The Applications And Gaming Tab - Port Triggering

    Wireless-G Broadband Router with SRX400 The Applications and Gaming Tab - Port Triggering Port Triggering is used for special applications that can request a port to be opened on demand. For this feature, the Gateway will watch outgoing data for specific port numbers. The Gateway will remember the IP address of the computer that sends a transmission requesting data, so that when the requested data returns through the Gateway, the data is pulled back to the proper computer by way of IP address and port mapping rules.

  • Page 37: The Applications And Gaming Tab - Qos

    Wireless-G Broadband Router with SRX400 The Applications and Gaming Tab - QoS Quality of Service (QoS) ensures better service to high-priority types of network traffic, which may involve demanding, real-time applications, such as videoconferencing. QoS (Quality of Service) Wireless ACK Mode. This setting prioritizes QoS for users who also have ACK Mode enabled. Users with Immediate ACK (the default setting) will experience reliable connectivity for normal network use.

  • Page 38: Figure 5-33: Qos - Voice Device

    Wireless-G Broadband Router with SRX400 Add a New Application Enter a Name Enter any name to indicate the name of the entry. Category Select from Port Range or MAC Address for the Router to use to set the bandwidth priority. Port Range If you selected Port Range, then this category will be available.
  • Page 39 Wireless-G Broadband Router with SRX400 Remove This button allows you to remove the application entry. To remove the entry, click the Remove button. To save the configuration, click the Save Settings button. Otherwise, to cancel, click the Cancel Changes button. Change these settings as described here and click the Save Settings button to apply your changes or Cancel Changes to cancel your changes.

  • Page 40: The Administration Tab - Management

    Wireless-G Broadband Router with SRX400 The Administration Tab - Management This section of the Administration tab allows the network’s administrator to manage specific Router functions for access and security. Router Password Local Router Access 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 41 Wireless-G Broadband Router with SRX400 Location. Enter the location of the Router. For example, you could include the name of the building, floor number, and room location, such as Head Office - Floor 5 - Networking 3. Get Community. Enter the password that allows read-only access to the Router’s SNMP information. The default name is public.

  • Page 42: The Administration Tab - Log

    Wireless-G Broadband Router with SRX400 The Administration Tab - Log When you click the Administration tab, you will see the Log screen. The Log screen provides you with options for system, Firewall, WAN Connection, and New Traffic logs of all incoming and outgoing URLs or IP addresses for your Internet connection.

  • Page 43: The Administration Tab - Diagnostics

    Wireless-G Broadband Router with SRX400 The Administration Tab - Diagnostics The diagnostic tests (Ping and Traceroute) allow you to check the connections of your network components. Ping Test Ping Parameters Ping Target IP or Domain Name, No. of Pings, and Packets Sent. The Ping test will check the status of a connection.

  • Page 44: The Administration Tab - Factory Defaults

    Wireless-G Broadband Router with SRX400 The Administration Tab - Factory Defaults Use this screen to reset the Router to its factory default settings. Factory Defaults Restore Factory Defaults. Click the Yes button to reset all configuration settings to their default values, and then click the Save Settings button.

  • Page 45: The Administration Tab - Config Management

    Wireless-G Broadband Router with SRX400 The Administration Tab - Config Management The Config Management screen allows you to backup the Router’s settings and restore them later. Backup Configuration Backup. Simply, click the Backup button and save the config file to your hard drive. Restore Configuration Please select a file to restore.

  • Page 46: The Status Tab - Router

    Wireless-G Broadband Router with SRX400 The Status Tab - Router The Router screen on the Status Tab displays the Router’s current status. Depending on the Router’s Internet connection type, the status information may differ. Router Information Firmware Version. This is the Router’s current firmware version. Loader Version.

  • Page 47: The Status Tab - Local Network

    Wireless-G Broadband Router with SRX400 The Status Tab - Local Network The Local Network screen on the Status Tab displays the status of your network. Local Network MAC Address. This is the Router’s MAC Address, as seen on your local, Ethernet network. IP Address.

  • Page 48: The Status Tab - Wireless

    Wireless-G Broadband Router with SRX400 The Status Tab - Wireless The Wireless screen on the Status Tab displays the status of your wireless network. Wireless MAC Address. This is the Router’s MAC Address, as seen on your local, wireless network. Mode.

  • Page 49: The Status Tab - System Performance

    Wireless-G Broadband Router with SRX400 The Status Tab - System Performance The System Performance screen displays status information about network traffic for the Internet, wireless activities, and wired connectivity. System Performance Internet/Wireless Statistics for the network traffic on the Internet connection and wireless connectivity are shown in two separate columns.
  • Page 50 Wireless-G Broadband Router with SRX400 Packets Sent. The number of packets sent is displayed here. Bytes Received. The number of bytes received is shown here. Bytes Sent. The number of bytes sent is shown here. Error Packets Received. The number of error packets received is displayed here. Dropped Packets Received.

  • Page 51: Appendix A: Troubleshooting

    Wireless-G Broadband Router with SRX400 Appendix A: Troubleshooting This appendix consists of two parts: “Common Problems and Solutions” and “Frequently Asked Questions.” 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/international.
  • Page 52 Wireless-G Broadband Router with SRX400 • 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 53 Wireless-G Broadband Router with SRX400 • Refer to “Appendix D: Windows Help” for details. Make sure Obtain IP address automatically is selected in the settings. 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 54 Wireless-G Broadband Router with SRX400 6. I am not able to access the Setup page of the Router’s web-based utility. • Refer to “Problem #3, I want to test my Internet connection” to verify that your computer is properly connected to the Router. •...
  • Page 55 Wireless-G Broadband Router with SRX400 8. 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 56 Wireless-G Broadband Router with SRX400 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 Forwarding tab. 2. Disable or remove the entries you have entered for forwarding. Keep this information in case you want to use it at a later time.
  • Page 57 Wireless-G Broadband Router with SRX400 12. To start over, I need to set the Router to factory default. Hold the Reset button for 10 seconds and then release it. This will return the password, forwarding, and other settings on the Router to the factory default settings. In other words, the Router will revert to its original factory configuration.
  • Page 58 Wireless-G Broadband Router with SRX400 4. Click the Save Settings button to continue. • If your difficulties continue, change the Size to different values. Try this list of values, one value at a time, in this order, until your problem is solved: 1462 1400 1362...

  • Page 59: Frequently Asked Questions

    Wireless-G Broadband Router with SRX400 20. I do not see a speed improvement while surfing wirelessly with my SRX equipment. • Your Internet connection is usually much slower than your wireless network with SRX equipment. This equipment will not affect the speed of your Internet connection. •...
  • Page 60 Wireless-G Broadband Router with SRX400 such as DSL or cable modems, when only one TCP/IP address is provided by the ISP. The user may have many private addresses behind this single address provided by the ISP. 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.
  • Page 61 Wireless-G Broadband Router with SRX400 The web page hangs; downloads are corrupt, or nothing but junk characters are being displayed on the screen. What do I need to do? Force your Ethernet adapter to 10Mbps or half duplex mode, and turn off the “Auto-negotiate” feature of your Ethernet adapter as a temporary measure.
  • Page 62 Wireless-G Broadband Router with SRX400 If DMZ Hosting is used, does the exposed user share the public IP with the Router? Does the Router pass PPTP packets or actively route PPTP sessions? The Router allows PPTP packets to pass through. Is the Router cross-platform compatible? Any platform that supports Ethernet and TCP/IP is compatible with the Router.
  • Page 63 Wireless-G Broadband Router with SRX400 What IEEE 802.11g features are supported? The product supports the following IEEE 802.11g functions: • CSMA/CA plus Acknowledge protocol • OFDM protocol • Multi-Channel Roaming • Automatic Rate Selection • RTS/CTS feature • Fragmentation • Power Management What IEEE 802.11b features are supported? The product supports the following IEEE 802.11b functions: •...
  • Page 64 Wireless-G Broadband Router with SRX400 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 65 Wireless-G Broadband Router with SRX400 practical purposes, this number is usually permanent. Unlike IP addresses, which can change every time a computer logs onto the network, the MAC address of a device stays the same, making it a valuable identifier for the network.

  • Page 66: Appendix B: Wireless Security

    Wireless-G Broadband Router with SRX400 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 67 Wireless-G Broadband Router with SRX400 SSID. There are several things to keep in mind about the SSID: 1. Disable Broadcast 2. Make it unique 3. Change it often Most wireless networking devices will give you the option of broadcasting the SSID. While this option may be more convenient, it allows anyone to log into your wireless network.
  • Page 68 Wireless-G Broadband Router with SRX400 WPA/WPA2 Personal. Select the type of algorithm, TKIP or AES, enter a password in the Personal Key field of 8-64 characters, and enter a Group Key Renewal time period between 0 and 7,200 seconds, which instructs the Router or other device how often it should change the encryption keys.

  • Page 69: Appendix C: Upgrading Firmware

    Wireless-G Broadband Router with SRX400 Appendix C: Upgrading Firmware The Broadband Router's firmware is upgraded through the Web-based Utility's Administration tab. Follow these instructions: 1. Download the firmware from Linksys's website at www.linksys.com/international. 2. Extract the firmware file on your PC. 3.

  • Page 70: Appendix D: Windows Help

    Wireless-G Broadband Router with SRX400 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 71: Appendix E: Finding The Mac Address And Ip Address For Your Ethernet Adapter

    Wireless-G Broadband Router with SRX400 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 72: Windows 2000 Or Xp Instructions

    Wireless-G Broadband Router with SRX400 Windows 2000 or XP Instructions 1. Click Start and Run. In the Open field, enter cmd. Press the Enter key or click the OK button. 2. At the command prompt, enter ipconfig /all. Then press the Enter key. 3.

  • Page 73: Appendix F: Glossary

    Wireless-G Broadband Router with SRX400 Appendix F: Glossary This glossary contains some basic networking terms you may come across when using this product. For more advanced terms, see the complete Linksys glossary at http://www.linksys.com/glossary. Access Point - A device that allows wireless-equipped computers and other devices to communicate with a wired network.
  • Page 74 Wireless-G Broadband Router with SRX400 DMZ (Demilitarized Zone) - Removes the Router's firewall protection from one PC, allowing it to be “seen” from the Internet. DNS (Domain Name Server) - The IP address of your ISP's server, which translates the names of websites into IP addresses.
  • Page 75 Wireless-G Broadband Router with SRX400 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. IPSec (Internet Protocol Security) - A VPN protocol used to implement secure exchange of packets at the IP layer. ISP (Internet Service Provider) - A company that provides access to the Internet.
  • Page 76 Wireless-G Broadband Router with SRX400 RJ-45 (Registered Jack-45) - An Ethernet connector that holds up to eight wires. Roaming - The ability to take a wireless device from one access point's range to another without losing the connection. Router - A networking device that connects multiple networks together. Server - Any computer whose function in a network is to provide user access to files, printing, communications, and other services.
  • Page 77 Wireless-G Broadband Router with SRX400 TKIP (Temporal Key Integrity Protocol) - a wireless encryption protocol that provides dynamic encryption keys for each packet transmitted. Topology - The physical layout of a network. TX Rate - Transmission Rate. Upgrade - To replace existing software or firmware with a newer version. Upload - To transmit a file over a network.

  • Page 78: Appendix G: Specifications

    Wireless-G Broadband Router with SRX400 Appendix G: Specifications Model WRT54GX4 Standards IEEE 802.3, IEEE 802.3u, IEEE 802.11g, IEEE 802.11b 11 Channels (North, Central and South America) Channels 13 Channels (most of Europe and Asia) Ports/Buttons Internet: One 10/100 RJ-45 Port...
  • Page 79 Wireless-G Broadband Router with SRX400 Operating Temp. 0° C to 40° C (32° F to 104° F) Storage Temp. -10° C to 65° C (14° F to 149° F) Operating Humidity 15% to 95% Non-Condensing Storage Humidity 5% to 80% Non-Condensing Appendix G: Specifications...

  • Page 80: Appendix H: Warranty Information

    Wireless-G Broadband Router with SRX400 Appendix H: Warranty Information Linksys warrants to You that, for a period of three years (the “Warranty Period”), your Linksys Product will be substantially free of defects in materials and workmanship under normal use. 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

    Wireless-G Broadband Router with SRX400 Appendix I: Regulatory Information FCC Statement This product has been tested and complies with the specifications for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
  • Page 82 Wireless-G Broadband Router with SRX400 Compliance Information for 2.4-GHz Wireless Products Relevant to the EU and Other Countries Following the EU Directive 1999/5/EC (R&TTE Directive) Declaration of Conformity with Regard to the EU Directive 1999/5/EC (R&TTE Directive) Appendix I: Regulatory Information...
  • Page 83 Wireless-G Broadband Router with SRX400 NOTE: For all products, the Declaration of Conformity is available through one or more of these options: • A pdf file is included on the product's CD. • A print copy is included with the product. •...
  • Page 84 Wireless-G Broadband Router with SRX400 Belgium The Belgian Institute for Postal Services and Telecommunications (BIPT) must be notified of any outdoor wireless link having a range exceeding 300 meters. Please check http://www.bipt.be for more details. Draadloze verbindingen voor buitengebruik en met een reikwijdte van meer dan 300 meter dienen aangemeld te worden bij het Belgisch Instituut voor postdiensten en telecommunicatie (BIPT).
  • Page 85 Wireless-G Broadband Router with SRX400 Product Usage Restrictions This product is designed for indoor usage only. Outdoor usage is not recommended. This product is designed for use with the standard, integral or dedicated (external) antenna(s) that is/are shipped together with the equipment. However, some applications may require the antenna(s), if removable, to be separated from the product and installed remotely from the device by using extension cables.
  • Page 86 Wireless-G Broadband Router with SRX400 Windows 2000 1. Open the Control Panel. 2. Double-click Network and Dial-Up Connections. 3. Select your current wireless connection, and select Properties. 4. From the Properties screen, click the Configure button. 5. Click the Advanced tab, and select Power Output. 6.
  • Page 87 Wireless-G Broadband Router with SRX400 User Information for Consumer Products Covered by EU Directive 2002/96/EC on Waste Electric and Electronic Equipment (WEEE) This document contains important information for users with regards to the proper disposal and recycling of Linksys products. Consumers are required to comply with this notice for all electronic products bearing the following symbol: Appendix I: Regulatory Information...
  • Page 88 Wireless-G Broadband Router with SRX400 Appendix I: Regulatory Information...
  • Page 89 Wireless-G Broadband Router with SRX400 Appendix I: Regulatory Information...
  • Page 90 Wireless-G Broadband Router with SRX400 Appendix I: Regulatory Information...
  • Page 91 Wireless-G Broadband Router with SRX400 For more information, visit www.linksys.com/international. Appendix I: Regulatory Information...

  • Page 92: Appendix J: Contact Information

    Wireless-G Broadband Router with SRX400 Appendix J: Contact Information Need to contact Linksys? Visit us online for information on the latest products and updates to your existing products at: http://www.linksys.com/international If you experience problems with any Linksys product, you can e-mail us at: In Europe E-mail Address Austria...

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