Linksys WRT54G3G-VN User Manual

2.4ghz wireless-g router for mobile broadband
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2,4
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Wireless-G
802.11g
Router for Mobile Broadband
WIRELESS

User Guide

WRT54G3G-VN
Model No.

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Summary of Contents for Linksys WRT54G3G-VN

  • Page 1: User Guide

    Wireless-G 802.11g Router for Mobile Broadband WIRELESS User Guide WRT54G3G-VN Model No.
  • Page 2 Wireless-G Router for Mobile Broadband 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 © 2007 Cisco Systems, Inc. All rights reserved.
  • Page 3: Table Of Contents

    Wireless-G Router for Mobile Broadband Table of Contents Chapter 1: Introduction Welcome What’s in this User Guide? Chapter 2: Planning Your Wireless Network Network Topology Ad-Hoc versus Infrastructure Mode Network Layout Chapter 3: Getting to Know the Wireless-G Router for Mobile Broadband The Router’s Ports The Router’s LEDs The Router’s Data Card Slot...
  • Page 4 Wireless-G Router for Mobile Broadband The Applications & Gaming Tab - Port Triggering The Applications and Gaming Tab - DMZ The Applications and Gaming Tab - QoS The Administration Tab - Management The Administration Tab - Log The Administration Tab - Diagnostics The Administration Tab - Factory Defaults The Administration Tab - Firmware Upgrade The Administration Tab - Config Management...
  • Page 5 Wireless-G Router for Mobile Broadband List of Figures Figure 3-1: The Router’s Ports Figure 3-2: The Router’s Front Panel Figure 3-3: The Router’s LEDs Figure 3-4: The Router’s Data Card Slot Figure 4-1: Connect Your Computer Figure 4-2: Connect the Power Figure 4-3: Connect the Broadband Modem Figure 4-4: Connect Your Computer Figure 4-5: Connect the Power...
  • Page 6 Wireless-G Router for Mobile Broadband Figure 5-17: Setup Tab - Advanced Routing (Router) Figure 5-18: Wireless Tab - Basic Wireless Settings Figure 5-19: Wireless Tab - Wireless Security (WPA2 Personal) Figure 5-20: Wireless Tab - Wireless Security (WPA Personal - TKIP) Figure 5-21: Wireless Tab - Wireless Security (WPA Personal - AES) Figure 5-22: Wireless Tab - Wireless Security (WPA2 Enterprise) Figure 5-23: Wireless Tab - Wireless Security (WPA Enterprise - TKIP)
  • Page 7 Wireless-G Router for Mobile Broadband Figure 5-51: Status Tab - Wireless Figure C-1: Upgrade Firmware Figure E-1: IP Configuration Screen Figure E-2: MAC Address/Adapter Address Figure E-3: MAC Address/Physical Address Figure E-4: MAC Address Filter List Figure E-5: MAC Address Clone...
  • Page 8: Chapter 1: Introduction Welcome

    Wireless-G Router for Mobile Broadband Chapter 1: Introduction Welcome Thank you for choosing the Linksys Wireless-G Router for Mobile Broadband. The Wireless-G Router for Mobile Broadband will allow you to network wirelessly better than ever, sharing Internet access, files and fun, easily and securely.
  • Page 9: What's In This User Guide

    Wireless-G Router for Mobile Broadband 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 Wireless-G Router for Mobile Broadband, set it up, and configure it to bridge your different networks.
  • Page 10 • 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 User Guide?
  • Page 11: Chapter 2: Planning Your Wireless Network

    Wireless-G Router for Mobile Broadband 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 computer in the WLAN uses a wireless device to connect to the network. Computers in a WLAN share the same frequency channel and SSID, which is an identification name shared by the wireless devices belonging to the same wireless network.
  • Page 12 Mobile Broadband’s four Ethernet LAN ports. To add more ports, any of the Router's LAN ports can be connected to any of Linksys's switches. 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 Wireless-G Router for Mobile Broadband.
  • Page 13: Chapter 3: Getting To Know The Wireless-G Router For Mobile Broadband

    Wireless-G Router for Mobile Broadband Chapter 3: Getting to Know the Wireless-G Router for Mobile Broadband The Router’s Ports The Router's ports and Reset button are located on the side panel with the antenna port. Figure 3-1: The Router’s Ports Antenna The antenna port is where you will attach the Router’s antenna.
  • Page 14: The Router's Leds

    Wireless-G Router for Mobile Broadband The Router’s LEDs The Router’s LEDs are located on the Router’s other side panel. Figure 3-3: The Router’s LEDs Data Card Button This button allows you to connect to and disconnect from the mobile network (you can also connect and disconnect using the Basic Setup tab of the Router’s Web-based Utility).
  • Page 15: The Router's Data Card Slot

    Wireless-G Router for Mobile Broadband The Router’s Data Card Slot The Router’s Data Card slot is located on the Router’s top panel. Figure 3-4: The Router’s Data Card Slot Data Card Slot Insert the mobile broadband data card (available separately) into this slot if the Router will connect to a mobile broadband service.
  • Page 16: Chapter 4: Connecting The Wireless-G Router For Mobile Broadband Overview

    Wireless-G Router for Mobile Broadband Chapter 4: Connecting the Wireless-G Router for Mobile Broadband Overview This chapter includes three sets of instructions. Follow the instructions for your configuration. • If the Router will use the mobile broadband service only, follow the instructions in “Hardware Installation for Use of the Mobile Broadband Service.”...
  • Page 17: Figure 4-1: Connect Your Computer

    Wireless-G Router for Mobile Broadband 4. Connect your network PCs or Ethernet devices to the Router’s numbered ports using standard Ethernet network cabling. Figure 4-1: Connect Your Computer 5. Connect the power adapter to the Router's Power port, and plug the other end into an electrical outlet. Only use the power adapter supplied with the Router.
  • Page 18: Hardware Installation For Connection To Your Broadband Modem

    Wireless-G Router for Mobile Broadband Hardware Installation for Connection to Your Broadband Modem 1. Power down your network devices. 2. Locate an optimum location for the Router. The best place for the Router is usually at the center of your wireless network, with line of sight to all of your mobile stations.
  • Page 19: Figure 4-4: Connect Your Computer

    Wireless-G Router for Mobile Broadband 5. Connect your network PCs or Ethernet devices to the Router’s numbered ports using standard Ethernet network cabling. 6. Connect the power adapter to the Router's Power port, and plug the other end into an electrical outlet. Only use the power adapter supplied with the Router.
  • Page 20: Hardware Installation For Connection To Another Router

    IP address of the existing Router to 192.168.2.1. NOTE: Steps 1-4 are instructions for a typical Linksys router; however, if you are using a non-Linksys router, refer to the other router’s documentation for instructions on how to change its local IP address to 192.168.2.1.
  • Page 21: Figure 4-8: Connect Your Computer

    Wireless-G Router for Mobile Broadband 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 4-8: Connect Your Computer 10.
  • Page 22: Placement Options

    Wireless-G Router for Mobile Broadband 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. The third way is to mount it on a wall. The second and third options are explained in further detail below.
  • Page 23: Figure 4-11: Measurement Between Wall-Mount Slots

    Wireless-G Router for Mobile Broadband Wall-Mount Option The Router has four wall-mount slots on its bottom panel. The distance between two adjacent slots is 68 mm 68 mm (2.68 inches). (2,68 inches) Before you begin, make sure you have two screws that are size #4—this indicates a diameter measurement of 2.845 mm (0.112 inches).
  • Page 24: Chapter 5: Configuring The Wireless-G Router For Mobile Broadband

    Broadband Overview 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 you can use the Web-based Utility to configure the Router. For advanced users, you may configure the Router’s advanced settings through the Web-based Utility.
  • Page 25: The Setup Tab - Basic Setup

    Wireless-G Router for Mobile Broadband 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 26: Figure 5-4: Static Ip Connection Type

    Wireless-G Router for Mobile Broadband • 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 27: Figure 5-7: L2Tp Connection Type

    Wireless-G Router for Mobile Broadband Connect on Demand: Max Idle Time. You can configure the Router to cut the Internet connection after it has been inactive for a specified period of time (Max Idle Time). If your Internet connection has been terminated due to inactivity, Connect on Demand enables the Router to automatically re-establish your connection as soon as you attempt to access the Internet again.
  • Page 28: Figure 5-9: Router Ip

    Wireless-G Router for Mobile Broadband MTU. MTU is the Maximum Transmission Unit. It specifies the largest packet size permitted for Internet transmission. The default setting, Manual, allows you to enter the largest packet size that will be transmitted. The recommended size, entered in the Size field, is 1492. You should leave this value in the 1200 to 1500 range. To have the Router select the best MTU for your Internet connection, select Auto.
  • Page 29: Figure 5-11: Time Setting

    Wireless-G Router for Mobile Broadband WINS. The Windows Internet Naming Service (WINS) manages each PC’s interaction with the Internet. If you use a WINS server, enter that server’s IP Address here. Otherwise, leave this blank. Time Setting Change the time zone in which your network functions from this pull-down menu. Click the checkbox to have the Router automatically adjust the clock for daylight savings time.
  • Page 30: The Setup Tab - Mobile Network

    Wireless-G Router for Mobile Broadband The Setup Tab - Mobile Network On this screen, you can configure mobile network settings and view mobile broadband status information for the Router. Some of these settings will be automatically configured by the Router and, in most cases, should not be changed unless you are instructed to do so.
  • Page 31: The Setup Tab - Ddns

    Wireless-G Router for Mobile Broadband 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 32: The Setup Tab - Mac Address Clone

    Wireless-G Router for Mobile Broadband 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 33: The Setup Tab - Advanced Routing

    Wireless-G Router for Mobile Broadband The Setup Tab - Advanced Routing This tab is used to set up the Router’s advanced functions. Operating Mode allows you to select the type(s) of advanced functions you use. Dynamic Routing will automatically adjust how packets travel on your network. Static Routing sets up a fixed route to another network destination.
  • Page 34: The Wireless Tab - Basic Wireless Settings

    (use any of the characters on the keyboard). Make sure this setting is the same for all devices in your wireless network. For added security, you should change the default SSID (linksys) to a unique name. Wireless Channel. Select the appropriate channel from the list provided to correspond with your network settings.
  • Page 35: The Wireless Tab - Wireless Security

    Remote Authentication Dial-In User Service.) These four are briefly discussed here. For detailed instructions on configuring wireless security for the Router, turn to “Appendix B: Wireless Security.” IMPORTANT: Linksys strongly recommends that you enable wireless security on your wireless network. Otherwise, unauthorized users may be able to access the Internet using your service and incur additional charges.
  • Page 36: Figure 5-22: Wireless Tab - Wireless Security (Wpa2 Enterprise)

    Wireless-G Router for Mobile Broadband WPA2 Enterprise. This option features WPA2 used in coordination with a RADIUS server. (This should only be used when a RADIUS server is connected to the Router.) WPA2 automatically uses TKIP + AES with dynamic encryption keys.
  • Page 37: Figure 5-25: Wireless Tab - Wireless Security (Radius)

    Wireless-G Router for Mobile Broadband RADIUS. This option features WEP used in coordination with a RADIUS server. (This should only be used when a RADIUS server is connected to the Router.) First, enter the RADIUS server’s IP Address and port number, along with a key shared between the Router and the server.
  • Page 38: The Wireless Tab - Wireless Mac Filter

    Wireless-G Router for Mobile Broadband 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 Wireless MAC Filter. To filter wireless users by MAC Address, either permitting or blocking access, click Enable. If you do not wish to filter users by MAC Address, select Disable.
  • Page 39: The Wireless Tab - Advanced Wireless Settings

    Wireless-G Router for Mobile Broadband 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 Authentication Type.
  • Page 40 Wireless-G Router for Mobile Broadband sends the next DTIM with a DTIM Interval value. Its clients hear the beacons and awaken to receive the broadcast and multicast messages. The default value is 1. Fragmentation Threshold. This value specifies the maximum size for a packet before data is fragmented into multiple packets.
  • Page 41: The Security Tab - Firewall

    Wireless-G Router for Mobile Broadband The Security Tab - Firewall 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 Requests Block Anonymous Internet Requests. Use this feature to prevent your network from being “pinged,” or detected, by other Internet users.
  • Page 42: The Security Tab - Vpn Passthrough

    Wireless-G Router for Mobile Broadband The Security Tab - VPN Passthrough Use this screen to allow VPN tunnels using IPSec, PPTP, or L2TP protocols to pass through the Router’s firewall. VPN Passthrough IPSec Passthrough. Internet Protocol Security (IPSec) is a suite of protocols used to implement secure exchange of packets at the IP layer.
  • Page 43: Figure 5-33: Internet Policy Summary

    Wireless-G Router for Mobile Broadband 2. To enable this policy, click the radio button beside Enable. 3. Enter a Policy Name in the field provided. 4. Click the Edit List of PCs button to select which PCs will be affected by the policy. The List of PCs screen will appear.
  • Page 44: The Applications And Gaming Tab - Port Range Forward

    Wireless-G Router for Mobile Broadband 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 45: The Applications & Gaming Tab - Port Triggering

    Wireless-G Router for Mobile Broadband The Applications & Gaming Tab - Port Triggering The Port 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 46: The Applications And Gaming Tab - Dmz

    Wireless-G Router for Mobile Broadband 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 Forward 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 47 Wireless-G Router for Mobile Broadband Ethernet Port Priority Port 1-4, Priority, and Flow Control. Ethernet Port Priority QoS allows you to prioritize performance for four of the Router’s ports, Ethernet (LAN) Ports 1-4. For each of these ports, select High or Low for Priority. For Flow Control, if you want the Router to control the transmission of data between network devices, select Enable.
  • Page 48: The Administration Tab - Management

    Wireless-G Router for Mobile Broadband 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 49: The Administration Tab - Log

    Wireless-G Router for Mobile Broadband The Administration Tab - Log The Router can keep logs of all traffic for your Internet connection. Log. To disable the Log function, keep the default setting, Disable. To monitor traffic between the network and the Internet, select Enable.
  • Page 50: The Administration Tab - Diagnostics

    Wireless-G Router for Mobile Broadband The Administration Tab - Diagnostics The diagnostic tests (Ping and Traceroute) allow you to check the connections of your network components. The reboot Ping Test Ping Parameters. The Ping test will check the status of a connection. Click the Ping button to open the Ping Test screen.
  • Page 51: The Administration Tab - Factory Defaults

    The Administration Tab - Firmware Upgrade Upgrade Firmware To upgrade the Router’s firmware, first download the firmware from the Linksys website. Then extract the file on your computer. Do not upgrade your firmware unless you are experiencing problems with the Router.
  • Page 52: The Status Tab - Mobile Network

    Wireless-G Router for Mobile Broadband The Status Tab - Mobile Network The Mobile Network screen on the Status Tab displays the Router’s current mobile network and mobile broadband data card status. Mobile Network Status Network Name. Displayed here is the name of the mobile network the Router is using. Signal Strength.
  • Page 53: The Status Tab - Router

    Wireless-G Router for Mobile Broadband The Status Tab - Router The Router screen on the Status Tab displays the Router’s current status. Router Information Firmware Version. This is the Router’s current firmware. Current Time. This shows the time, as you set on the Setup Tab. MAC Address.
  • Page 54: The Status Tab - Local Network

    Wireless-G Router for Mobile Broadband 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 55: The Status Tab - Wireless

    Wireless-G Router for Mobile Broadband 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 56: 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 57 Wireless-G Router for Mobile Broadband The following instructions assume you are running Windows XP with the 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.
  • Page 58 Wireless-G Router for Mobile Broadband 4. I am not getting an IP address on the Internet with my Internet connection. • Refer to “Problem #3, I want to test my Internet connection” to verify that you have connectivity. • If you need to register the MAC address of your Ethernet adapter with your ISP, please see “Appendix E: Finding the MAC address and IP Address for Your Ethernet Adapter.”...
  • Page 59 Wireless-G Router for Mobile Broadband 5. Enter the IP address of the PC or network device that you want the port server to go to. For example, if the web server’s Ethernet adapter IP address is 192.168.1.100, you would enter 100 in the field provided.
  • Page 60 Wireless-G Router for Mobile Broadband Application Start and End Halflife 27015 to 27015 PC Anywhere 5631 to 5631 VPN IPSEC 500 to 500 When you have completed the configuration, click the Save Settings button. 8. I can’t get the Internet game, server, or application to work. If you are having difficulties getting any Internet game, server, or application to function properly, consider exposing one PC to the Internet using DeMilitarized Zone (DMZ) hosting.
  • Page 61 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 62 Wireless-G Router for Mobile Broadband 6. You may see the login status display as Connecting. Press the F5 key to refresh the screen, until you see the login status display as Connected. • Click the Save Settings button to continue. •...
  • Page 63: Frequently Asked Questions

    Wireless-G Router for Mobile Broadband Frequently Asked Questions What is the maximum number of IP addresses that the Router will support? The Router will support up to 253 IP addresses. Is IPSec Pass-Through supported by the Router? Yes, it is a built-in feature that the Router automatically enables. Where is the Router installed on the network? In a typical environment, the Router is installed between the cable/DSL modem and the LAN.
  • Page 64 How will I be notified of new Router firmware upgrades? All 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 - Firmware Upgrade tab of the Router’s web- based utility.
  • Page 65 Wireless-G Router for Mobile Broadband version of Router firmware will not enhance the quality or speed of your Internet connection, and may disrupt your current connection stability. Will the Router function in a Macintosh environment? Yes, but the Router’s setup pages are accessible only through Internet Explorer 4.0 or Netscape Navigator 4.0 or higher for Macintosh.
  • Page 66 Wireless-G Router for Mobile Broadband 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. The Router has DHCP server software built-in. Can I run an application from a remote computer over the wireless network? This will depend on whether or not the application is designed to be used over a network.
  • Page 67 Wireless-G Router for Mobile Broadband When a wireless network is set to ad-hoc mode, the wireless-equipped computers are configured to communicate directly with each other. The ad-hoc wireless network will not communicate with any wired network. What is infrastructure mode? When a wireless network is set to infrastructure mode, the wireless network is configured to communicate with a wired network through a wireless access point.
  • Page 68 Wireless-G Router for Mobile Broadband transmission, but the trade-off produces a signal that is, in effect, louder and thus easier to detect, provided that the receiver knows the parameters of the spread-spectrum signal being broadcast. If a receiver is not tuned to the right frequency, a spread-spectrum signal looks like background noise.
  • Page 69 Wireless-G Router for Mobile Broadband How many channels/frequencies are available with the Router? There are eleven available channels, ranging from 1 to 11, in North America. There are thirteen available channels, ranging from 1 to 13, in most of Europe. There may be additional channels available in other regions, subject to the regulations of your region and/or country.
  • Page 70 Wireless-G Router for Mobile Broadband Data Card Blue. The Data Card LED flashes as the Router connects to the mobile network. It is solidly lit when the connection is established. The LED quickly flashes, alternating between blue and green, the Router does not have a connection to the mobile network.
  • Page 71: Appendix B: Wireless Security

    Wireless-G Router for Mobile Broadband 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 72 Wireless-G Router for Mobile Broadband person who can change network settings. If a hacker gets a hold of the administrator’s password, he, too, can change those settings. So, make it harder for a hacker to get that information. Change the administrator’s password regularly.
  • Page 73 Wireless-G Router for Mobile Broadband provide protection against hackers, and AES (Advanced Encryption System), which utilizes a symmetric 128-Bit block data encryption. (AES is stronger than TKIP.) WPA2 uses TKIP + AES for encryption. WPA Enterprise and WPA2 Enterprise use a RADIUS (Remote Authentication Dial-In User Service) server for authentication.
  • Page 74: Appendix C: Upgrading Firmware

    Appendix C: Upgrading Firmware The Router's firmware is upgraded through the Web-based Utility's Administration tab. Follow these instructions: 1. Download the firmware from the Linksys website at www.linksys.com/downloads. 2. Extract the firmware file on your computer. 3. Open the Router’s Web-based Utility, and click the Administration tab.
  • Page 75: Appendix D: Windows Help

    Wireless-G Router for Mobile Broadband Appendix D: Windows Help Most Linksys wireless products require Microsoft Windows. Windows is the most predominate 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 76: Appendix E: Finding The Mac Address And Ip Address For Your Ethernet Adapter

    Wireless-G Router for Mobile Broadband 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 77: Figure E-4: Mac Address Filter List

    Wireless-G Router for Mobile Broadband Figure E-4: MAC Address Filter List Figure E-5: MAC Address Clone Appendix E: Finding the MAC Address and IP Address for Your Ethernet Adapter For the Router’s Web-based Utility...
  • Page 78: Appendix F: Glossary

    Wireless-G Router for Mobile Broadband Appendix F: Glossary This glossary contains some basic networking terms you may come across when using this product. Access Point - A device that allows wireless-equipped computers and other devices to communicate with a wired network. Also used to expand the range of a wireless network. Ad-hoc - A group of wireless devices communicating directly with each other (peer-to-peer) without the use of an access point.
  • Page 79 Wireless-G Router for Mobile Broadband 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 80 Wireless-G Router for Mobile Broadband 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 81 Wireless-G Router for Mobile Broadband 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 82 Wireless-G Router for Mobile Broadband 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 83: Appendix G: Specifications

    Wireless-G Router for Mobile Broadband Appendix G: Specifications Model WRT54G3G-VN Standards IEEE 802.3, IEEE 802.3u, IEEE 802.11g, IEEE 802.11b Channels 11 Channels (US, Canada) 13 Channels (Europe) 14 Channels (Japan) Ports/Buttons Internet: One 10/100 RJ-45 Port or PC Card Slot for Mobile Broadband Data Card...
  • Page 84 Wireless-G Router for Mobile Broadband Unit Weight 12.35 oz. (0.35 kg) Power External 12 V DC, 1.0 A Certifications FCC, IC-03, CE, Wi-Fi (802.11b, 802.11g), WPA Operating Temp. 32° F to 113° F (0° C to 45° C) Storage Temp. -4°...
  • Page 85: 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 86: Appendix I: Regulatory Information

    Wireless-G Router for Mobile Broadband Appendix I: Regulatory Information FCC Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
  • Page 87 Wireless-G Router for Mobile Broadband Industry Canada Statement This device complies with Industry Canada ICES-003 and RSS210 rules. Déclaration d’Industrie Canada Cet appareil est conforme aux normes NMB003 et RSS210 d'Industrie Canada. Industry Canada Statement Operation is subject to the following two conditions: 1.
  • Page 88 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:...
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