LinksysメーカーWRT54GXの使用説明書/サービス説明書
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A Division of Cisco Systems, Inc . ® Model No . Broadband Router Wir eless- G WR T54GX User Guide WIRELESS GH z 2.4 802.11g with SRX.
Wireless-G Broadband Ro uter with SRX Copyright and T rademarks Specifications are subject to change without notice . L inksys is a registered tradema rk or trademark of Cisco Systems, Inc . and/or its affiliates in the U.S . and certain other countries.
Wireless-G Broadband Ro uter with SRX Table of Contents Chapter 1: Introduction 1 Welcome 1 What’s in this Guide? 2 Chapter 2: Planning Your Wireless Network 4 Network Topology 4 Ad-Hoc versus Infra.
Wireless-G Broadband Ro uter with SRX The Administration Tab - Factory Defaults 30 The Administration Ta b - Firmware Upgrade 30 The Administration Tab - Config Management 31 The Status Tab - Router 3.
Wireless-G Br oadband Router with SRX List of Figures Figure 3-1: The Router’s Back Panel 6 Figure 3-2: The Route r’s Reset Button 6 Figure 3-3: The Router’s LEDs 7 Figure 4-1: The Router’s Po.
Wireless-G Br oadband Router with SRX Figure 5-27: Port Services 25 Figure 5-28: Applications and Gami ng Tab - Port Range Forward 26 Figure 5-29: Applications and Gaming Tab - Port Triggering 26 Figu.
1 Chapter 1: Introductio n Welcome Wireless-G Broadband Ro uter with SRX Chapter 1: Introduction We l c o m e Thank you for choosing the Linksys Wireless-G Broadband R outer with SRX. The Wireless-G Broadband Router with SRX will allow you to network wirelessly better than ever , sharing Internet access, files and fun, ea sily and securely .
2 Chapter 1: Introductio n What’s in this Guide? Wireless-G Broadband Ro uter with SRX What’ s in this Gu ide? This user guide covers the steps for setting up and using the Wireless-G Broadband Router with SRX. • Chapter 1: Introduction This chapter describes the Router’s applications and this User Guide .
3 Chapter 1: Introductio n What’s in this Guide? Wireless-G Broadband Ro uter with SRX • Appendix H: Warranty Information This appendix supplies the Router’s w arranty information. • Appendix I: Regulatory Infor mation This appendix supplies the Router’s regulatory informatio n.
4 Chapter 2: Planning Your Wireless Network Network Topology Wireless-G Broadband Ro uter with SRX Chapter 2: Planning Y our Wireless Network Network T opology A wireless local area network is exactly like a regular local area network (LAN), except that each computer in the wireless network uses a wireless device to connect to the network.
5 Chapter 2: Planning Your Wireless Network Network Layout Wireless-G Broadband Ro uter with SRX The Wireless-G Broadband Router is compatible with all 802.
6 Chapter 3: Getting to Know the Wireless-G Broadband Router The Back Panel Wireless-G Broadband Ro uter with SRX Chapter 3: Getting to Know the Wireless-G Broadband Router The Back P anel The Router's ports, where the cables are connected, are located on the back panel.
7 Chapter 3: Getting to Know the Wireless-G Broadband Router The Front Panel Wireless-G Broadband Ro uter with SRX The Front P anel The Router’ s LEDs, where information about network activity is displayed, are located on the front panel. 1, 2, 3, 4 Green.
8 Chapter 4: Connecting the Wire less-G Broadband Router Overview Wireless-G Broadband Ro uter with SRX Chapter 4: Connecting the Wireless-G Broadband Router Overview This chapter includes two sets of instructions.
9 Chapter 5: Configuring the Wireless-G Broadb and Router Overview Wireless-G Broadband Ro uter with SRX Chapter 5: Configuring the Wireless-G Broadband Router Overview Y ou should always use the Setup CD-ROM when first installing the Router .
10 Chapter 5: Configuring the Wireless-G Broadb and Router The Setup Tab - Basic Setu p Wireless-G Broadband Ro uter with SRX The Setup T ab - Basic Setup The first screen that appears displays the Setup tab. This allo ws you to change the Router's general settings.
11 Chapter 5: Configuring the Wireless-G Broadb and Router The Setup Tab - Basic Setu p Wireless-G Broadband Ro uter with SRX • Static IP . If you are r equired to use a permanent IP address to connect to the Intern et, select Static IP . Internet IP Ad dress .
12 Chapter 5: Configuring the Wireless-G Broadb and Router The Setup Tab - Basic Setu p Wireless-G Broadband Ro uter with SRX • PPTP . Point-to-Point T unneling Protocol ( PPTP ) is a service tha t applies to connections in Europe only . Specify Internet IP Address .
13 Chapter 5: Configuring the Wireless-G Broadb and Router The Setup Tab - Basic Setu p Wireless-G Broadband Ro uter with SRX Optional Settings Some of these settings may be required by your IS P . Verify with your ISP before making any changes. Router Name .
14 Chapter 5: Configuring the Wireless-G Broadb and Router The Setup Tab - Basic Setu p Wireless-G Broadband Ro uter with SRX Network Address Server Settings (DHCP) The settings allow you to configure the Router ’ s Dynamic Host Configuration Protocol (DHCP) ser ver function.
15 Chapter 5: Configuring the Wireless-G Broadb and Router The Setup Tab - DDNS Wireless-G Broadband Ro uter with SRX The Setup T ab - DDNS The Router offers a Dynamic Domain Name System (DDN S) fe ature . DDNS lets you a ssign a fixed host and domain name to a dynamic Inter net IP address.
16 Chapter 5: Configuring the Wireless-G Broadb and Router The Setup Tab - MAC Ad dress Clone Wireless-G Broadband Ro uter with SRX The Setup T ab - MA C Address Clone A MAC address is a 12-digit code assigned to a unique piece of hardware for identification.
17 Chapter 5: Configuring the Wireless-G Broadb and Router The Setup Tab - Advan ced Routing Wireless-G Broadband Ro uter with SRX The Setup T ab - Advanced Routing This tab is used to set up the Router’ s advanced funct ions. NA T Mode allows you to select the type(s) of advanced functions you use .
18 Chapter 5: Configuring the Wireless-G Broadb and Router The Wireless Tab - Basic Wireless Settings Wireless-G Broadband Ro uter with SRX Change these settings as described h ere and click the Sa ve Setting s button to apply your changes or Cancel Changes to cancel your changes.
19 Chapter 5: Configuring the Wireless-G Broadb and Router The Wireless Tab - Wireless Security Wireless-G Broadband Ro uter with SRX The Wireless T ab - Wireless Security The Wireless Security settings configure the security of y our wireless network.
20 Chapter 5: Configuring the Wireless-G Broadb and Router The Wireless Tab - Wireless Security Wireless-G Broadband Ro uter with SRX WEP . WEP is a basic encryption method, which is not as secure as WP A.
21 Chapter 5: Configuring the Wireless-G Broadb and Router The Wireless Tab - Wireless MAC Filter Wireless-G Broadband Ro uter with SRX The Wireless T ab - Wireless MA C Filter Wireless access can be filtered by using the MAC addresses of the wireless devices transmitting within your network’ s radius.
22 Chapter 5: Configuring the Wireless-G Broadb and Router The Wireless Tab - Advanced Wireless Settings Wireless-G Broadband Ro uter with SRX The Wireless T ab - Advanced Wireless Settings This tab is used to set up the Router’s adv anced wireless functions.
23 Chapter 5: Configuring the Wireless-G Broadb and Router The Security Tab - Firewall Wireless-G Broadband Ro uter with SRX RTS Thr eshold . Should you encounter inconsistent data flow , only minor reduction of the default value , 2347 , is recommended.
24 Chapter 5: Configuring the Wireless-G Broadb and Router The Access Restrictions Tab - Internet Access Wireless-G Broadband Ro uter with SRX The Access Restrictions T ab - Internet Access The Intern.
25 Chapter 5: Configuring the Wireless-G Broadb and Router The Access Restrictions Tab - Internet Access Wireless-G Broadband Ro uter with SRX 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).
26 Chapter 5: Configuring the Wireless-G Broadb and Router The Applications and Gaming Tab - Port Rang e Forward Wireless-G Broadband Ro uter with SRX The Applications and Gaming T ab - P ort Range Fo.
27 Chapter 5: Configuring the Wireless-G Broadb and Router The Applications and Gaming Tab - DMZ Wireless-G Broadband Ro uter with SRX The Applications and Gaming T ab - DMZ The DMZ feature allows one network user to be exposed to the Intern et for use of a special-purpose serv ice such as Internet gaming or videoconferencing.
28 Chapter 5: Configuring the Wireless-G Broadb and Router The Administration Ta b - Management Wireless-G Broadband Ro uter with SRX When you have finished making changes to the screen, click the Save Settings butto n to save the changes, or click the Cancel Changes button to undo your changes.
29 Chapter 5: Configuring the Wireless-G Broadb and Router The Administration T ab - Log Wireless-G Broadband Ro uter with SRX UPnP UPnP . UPnP allows Windows XP and Windows Me to automat ically configure the Router for various Internet applications, such as gaming and videoconferencing.
30 Chapter 5: Configuring the Wireless-G Broadb and Router The Administration Tab - Factory Defaults Wireless-G Broadband Ro uter with SRX T raceroute T est . T o test the perfo rmance of a connect, enter the address of the PC whose connection you wish to test and click the Start T est button.
31 Chapter 5: Configuring the Wireless-G Broadb and Router The Admin istrati on Tab - Conf ig Managem ent Wireless-G Broadband Ro uter with SRX The Administration T ab - Config Management The Config Management screen allows you to backup the Router’ s settings and restore them later .
32 Chapter 5: Configuring the Wireless-G Broadb and Router The Status Tab - Loca l Network Wireless-G Broadband Ro uter with SRX The Status T ab - Local Network The Local Network screen on the Status T ab displays the status of your network. MAC Address .
33 Chapter 5: Configuring the Wireless-G Broadb and Router The Status Tab - Wireles s Wireless-G Broadband Ro uter with SRX The Status T ab - Wir e less The Wireless screen on the Status T ab displays the statu s of your wireless network. MAC Address .
34 Chapter 5: Configuring the Wireless-G Broadb and Router The Status Tab - Sys tem Perform ance Wireless-G Broadband Ro uter with SRX The Status T ab - System P erformance The System Performance screen displays status info rmation about network traffic for the Inter net, wireless activities, and wired connectivity .
35 Chapter 5: Configuring the Wireless-G Broadb and Router The Status Tab - Sys tem Perform ance Wireless-G Broadband Ro uter with SRX P ackets Sent . The number of packets sent is displayed here . Bytes Received . The number of bytes received is shown here .
36 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with SRX Appendix A: Troubleshooting This appendix consists of two parts: “Common Problems and Solutions” and “F requently Asked Questions.
37 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with SRX • For Windows 2000: 1. Click Start , Settings , and Control P a nel .
38 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with SRX • Refer to “ Appendix D: Windows Help” for details. Make sure Obtain IP address automatically is selected in the settings. B Open a command prompt.
39 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with SRX 6. I am not able to access the Se tup page of the Router’ s web-ba sed utility . • Refer to “Problem #2, I want to test my Internet c onnection” to ve rify that your computer is properly connected to the Router .
40 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with SRX 8. I need to set up online game hostin g or use other Internet appl ications. If you want to play online games or use Internet applications, most will work without doing any port forwarding or DMZ hosting .
41 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with SRX 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 addr ess of the Router . Go to the Applications & Gaming => Port Forwarding tab .
42 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with SRX 12. T o start over , I ne ed to set the Router to fa ctory default. Hold the Reset button for 10 seconds and then release it. Th is will return the password, forwarding, and other settings on the Router to the factor y default settings .
43 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with SRX 6. Y ou 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.
44 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with SRX • For DSL users - 1) Make sure you have typed in your user name and password correctly . Some ser vice providers use your full email address as the user name.
45 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with SRX Frequently Ask ed Questions What is the maximum number of IP ad dresses that the Router will support? The Router will support up to 253 IP addresses.
46 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with SRX I set up an Unr eal T ournament Ser ver , but others on the LAN cann ot join.
47 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with SRX that version contains new features that you would like to use . Downloading a more current version of Route r firmware will not enhance the quality or speed of your Inter net connection, and may disrupt your current connection stability .
48 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with SRX How do I g et mIRC to work with the Router ? Under the Port Forwarding tab , set po rt forwarding to 113 for the PC on which you are using mIRC . Can the Router act as my DHCP server? Y es.
49 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with SRX maintain contact with the wireless network even when not actually transmitting data. Achieving these functions simultaneously requires a dynamic RF networking technology that links access points and nodes.
50 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with SRX What is WEP? WEP is Wired Equivalent Priv acy , a data privac y me chanism based on a 64-bit or 128-bit shared key algorithm, as described in the IEEE 802.
51 Appendix B: Wireless Security Security Precautions Wireless-G Broadband Ro uter with SRX Appendix B: Wireless Securit y Linksys wants to make wir eless networking as safe and easy for you as possible .
52 Appendix B: Wireless Security Security Threats Facing Wireless Netwo rks Wireless-G Broadband Ro uter with SRX SSID. There are several things to k eep in mind about the SSID: 1. Disable Broadcast 2. Make it unique 3. Change it often Most wireless networking devices will give you the optio n of broadcasting the SSID .
53 Appendix B: Wireless Security Security Threats Facing Wireless Netwo rks Wireless-G Broadband Ro uter with SRX WP A Pre-Shar ed Key . If you do not have a RADIUS server , Select the type of algorit.
54 Appendix C: Upgradin g Firmware Wireless-G Broadband Ro uter with SRX 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 .
55 Appendi x D: Wind ows Hel p Wireless-G Broadband Ro uter with SRX Appendix D: Windows Help 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 .
56 Appendix E: Finding the MAC Address and IP Address for Your Ethe rnet Adapter Windows 98SE or Me Instructions Wireless-G Broadband Ro uter with SRX Appendix E: Finding the MAC Address and IP Addres.
57 Appendix E: Finding the MAC Address and IP Address for Your Ethe rnet Adapter Windows 2000 or XP Instructions Wireless-G Broadband Ro uter with SRX Windows 2000 or XP Instructions 1. Click Start and Run . In the Open field, enter cmd . Press the Enter key or click the OK bu tton.
58 Appendix F: Glossary Wireless-G Broadband Ro uter with SRX Appendix F: Glossar y 802.11b - An IEEE wireless networking standard that specifies a maximum data transfer rate of 11Mbps and an operating frequency of 2.
59 Appendix F: Glossary Wireless-G Broadband Ro uter with SRX CTS ( C lear T o S end) - A signal sent by a wireless device , signifying that it is ready to receive data. Database - A collection of data that is organized so that its contents can e asily be accessed, managed, and updated.
60 Appendix F: Glossary Wireless-G Broadband Ro uter with SRX Firewall - A set of related programs located at a network gateway server that protects the resources of a network from users from other networks. Firmware - The programming code that runs a networking device .
61 Appendix F: Glossary Wireless-G Broadband Ro uter with SRX Mbps ( M ega B its P er S econd) - One million bits per second; a unit of mea surement for data transmission.
62 Appendix F: Glossary Wireless-G Broadband Ro uter with SRX SMTP ( S imple M ail T ransfer P rotocol) - The sta ndard e-mail protocol on the Interne t. Software - Instructions for the computer . A series of instr uctions that performs a particular task is called a "program".
63 Appendix F: Glossary Wireless-G Broadband Ro uter with SRX URL ( U niform R e source L ocator) - The address of a file located on the Inter net. VPN ( V irtual P rivate N etwork) - A security measure to protect data as it leaves one network and goes to another over the Internet.
64 Appendix G: Specification s Wireless-G Broadband Ro uter with SRX Appendix G: Specifications Model WRT54GX Standards IEEE 802.3, IEEE 802.3u, IEEE 802.
65 Appendix G: Specification s Wireless-G Broadband Ro uter with SRX Power External, 12V DC, 1.0A Certification FCC , IC-03, CE Operating T emp . 0° C to 40° C (32° F to 104° F) Storage T emp .
66 Appendix H: Warranty Informat ion Wireless-G Br oadband Router with SRX Appendix H: Warrant y Information LIMITED WARRANTY Linksys warrants to Y ou that, for a pe riod of three years (the “Warranty Period”), your Linksys Product will be substantially free of defects in materials and workmanship under normal use .
67 Appendix I: Regulato ry Information Wireless-G Broadband Ro uter with SRX Appendix I: Regulator y Information FCC ST A TEMENT This product has been tested and complies with the specification s for a Class B digital device, pursuant to Part 15 of the FCC Rules.
68 Appendix I: Regulato ry Information Wireless-G Broadband Ro uter with SRX EN 300-328-1, EN 300-328-2 T echnic al requirements for Radio equipment. Caution: This equipment is intended to be used in all EU and EFT A countries. Outdoor use may be restricted to certain frequencies and/or may require a license for operation.
69 Appendix J: Contact Informa tion Wireless-G Br oadband Router with SRX 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 or ftp.
デバイスLinksys WRT54GXの購入後に（又は購入する前であっても）重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります：
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