Manuale d’uso / di manutenzione del prodotto WRT54G-TM del fabbricante Linksys
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A Division of Cisco Systems, Inc . ® Model No . Broadband Router Wir eless- G WR T54G-TM User Guide WIRELESS GH z 2.4 802.11g.
Wireless-G Broad band Router 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. Copyright © 2006 Cisco Systems, Inc.
Wireless-G Broad band Router Table of Contents Chapter 1: Introduction 1 Welcome 1 What’s in this User Guide? 2 Chapter 2: Planning Your Wireless Network 4 Network Topology 4 Ad-Hoc versus Infrastru.
Wireless-G Broad band Router The Administration Tab - Log 34 The Administration Tab - Diagnostics 35 The Administration Tab - Factory Defaults 36 The Administration Ta b - Firmware Upgrade 36 The Admi.
Wireless-G Br oadband Router List of Figures Figure 3-1: The Router’s Back Panel 6 Figure 3-2: The Router’s Front Panel 7 Figure 4-1: Connecting Your Internet Connection 8 Figure 4-2: Connecting Y.
Wireless-G Br oadband Router Figure 5-23: Wireless Tab - Wireless MAC Filter 24 Figure 5-24: MAC Address Filter List 24 Figure 5-25: Wireless Tab - Advanced Wireless Settings 25 Figure 5-26: Security .
Wireless-G Br oadband Router.
1 Chapter 1: Introductio n Welcome Wireless-G Broad band Router Chapter 1: Introduction We l c o m e Thank you for choosing the Linksys Wireless-G Broadband Router . The Wireless-G Broadband Router will allow you to network wirelessly better than ever , sharing Internet access, files and fun, easily and securely .
2 Chapter 1: Introductio n What’s in this User Guide? Wireless-G Broad band Router What’ s in this User Guide? This user guide covers the steps for setting up and using the Wireless-G Broadband Router . • Chapter 1: Introduction This chapter describes the Router’s applications and this User Guide .
3 Chapter 1: Introductio n What’s in this User Guide? Wireless-G Broad band Router • Appendix G: Specifications This appendix provides the technical specifications for the Router . • Appendix H: Warranty Information This appendix supplies the warranty information for the Router .
4 Chapter 2: Planning Your Wireless Network Network Topology Wireless-G Broad band Router Chapter 2: Planning Y our Wireless Network Network T opology 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.
5 Chapter 2: Planning Your Wireless Network Network Layout Wireless-G Broad band Router The Wireless-G Broadband Router is compatible with all 802.11b and 802.
6 Chapter 3: Getting to Know the Wireless-G Broadband Router The Back Panel Wireless-G Broad band Router 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 Broad band Router The Front P anel The Router’ s LEDs are located on the front panel. Po w e r Green. The Power LED lights up and will stay on while the Router is powered on.
8 Chapter 4: Connecting the Wire less-G Broadband Router Overview Wireless-G Broad band Router Chapter 4: Connecting the Wireless-G Broadband Router Overview This chapter includes two sets of instructions.
9 Chapter 4: Connecting the Wire less-G Broadband Router Hardware Installation for Conn ection to Your Broadband Mo dem Wireless-G Broad band Router 5. Connect your network PCs or Ethernet devices to the Router ’ s numbered ports using sta ndard Ethernet network cabling.
10 Chapter 4: Connecting the Wire less-G Broadband Router Hardware Installation for Conn ection to Another Ro uter Wireless-G Broad band Router Hardwar e Installation for Connection to Another Router Before you install the Router , you must change the default IP address of the other router .
11 Chapter 4: Connecting the Wire less-G Broadband Router Hardware Installation for Conn ection to Another Ro uter Wireless-G Broad band Router 9. Decide which network computers or Ethernet devices you want to connect to the Router .
12 Chapter 6: Configuring the Wireless-G Broadb and Router Overview Wireless-G Broad band Router Chapter 5: Configuring the Wireless-G Broadband Router Overview Linksys recommends using the Setup CD-ROM for first-time installation of the Router .
13 Chapter 6: Configuring the Wireless-G Broadb and Router The Setup Tab - Basic Setu p Wireless-G Broad band Router 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.
14 Chapter 6: Configuring the Wireless-G Broadb and Router The Setup Tab - Basic Setu p Wireless-G Broad band Router • PPP oE . Som e DSL-based ISPs use PPPoE (Point-to-P oint Protocol over Ethernet) to establish Inter net connections. If you are connected to the Internet through a DSL line, check with your ISP to see if they use PPPoE.
15 Chapter 6: Configuring the Wireless-G Broadb and Router The Setup Tab - Basic Setu p Wireless-G Broad band Router • HeartBeat Signal . HeartBeat Signal (HBS) is a service that applies to connections in Australia only . If your ISP is T elstra, then select HeartBeat Signa l .
16 Chapter 6: Configuring the Wireless-G Broadb and Router The Setup Tab - Basic Setu p Wireless-G Broad band Router Router IP This presents both the Router’ s IP Address and Subnet Mask as seen by your network.
17 Chapter 6: Configuring the Wireless-G Broadb and Router The Setup Tab - DDNS Wireless-G Broad band Router The Setup T ab - DDNS The Router offers a Dynamic Domain Name System (DDN S) feature . DDNS lets you assign a fixed host and domain name to a dynamic Internet IP address.
18 Chapter 6: Configuring the Wireless-G Broadb and Router The Setup Tab - MAC Ad dress Clone Wireless-G Broad band Router 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. Some ISPs will require you to register a MAC address in order to access the Internet.
19 Chapter 6: Configuring the Wireless-G Broadb and Router The Setup Tab - Advan ced Routing Wireless-G Broad band Router The Setup T ab - Advanced Routing This tab is use d to set up the Router’s advanced functions. Operating Mode allows you t o select the ty pe(s) of advanced functions you use .
20 Chapter 6: Configuring the Wireless-G Broadb and Router The Wireless Tab - Basic Wireless Settings Wireless-G Broad band Router The Wireless T ab - Basic Wireless Settings The basic settings for wireless networking are set on this screen. Wireless Netw ork Mode .
21 Chapter 6: Configuring the Wireless-G Broadb and Router The Wireless Tab - Wireless Security Wireless-G Broad band Router The Wireless T ab - Wireless Security The Wireless Security settings configure the security of y our wireless network.
22 Chapter 6: Configuring the Wireless-G Broadb and Router The Wireless Tab - Wireless Security Wireless-G Broad band Router WP A2 P ersonal . WP A2 gives you two encr yption methods, TKIP and AES, with dynamic encryption keys. Select the type of algorithm, AES , or TKIP + AES .
23 Chapter 6: Configuring the Wireless-G Broadb and Router The Wireless Tab - Wireless Security Wireless-G Broad band Router RADIUS . This option features WEP used in coordination with a RADIUS ser ver . (This should only be used when a RADIUS server is conn ected to the Router .
24 Chapter 6: Configuring the Wireless-G Broadb and Router The Wireless Tab - Wireless MAC Filter Wireless-G Broad band Router 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.
25 Chapter 6: Configuring the Wireless-G Broadb and Router The Wireless Tab - Advanced Wireless Settings Wireless-G Broad band Router The Wireless T ab - Advanced Wireless Settings This tab is used to set up the Router’s adv anced wireless functions.
26 Chapter 6: Configuring the Wireless-G Broadb and Router The Wireless Tab - Advanced Wireless Settings Wireless-G Broad band Router Fragmentation Threshold . This value specifies the maximum size for a packet before data is fragmented into multiple packets.
27 Chapter 6: Configuring the Wireless-G Broadb and Router The Security Tab - Firewall Wireless-G Broad band Router The Security T ab - Fir ewall Firewall Protection . This feature employs Stateful Packet Inspection (SPI) for a more detailed review of data packets entering your network environment.
28 Chapter 6: Configuring the Wireless-G Broadb and Router The Access Restrictions Tab - Internet Access Wireless-G Broad band Router Figure 5-28: Access Restrictions T ab - Internet Access Figure 5-2.
29 Chapter 6: Configuring the Wireless-G Broadb and Router The Access Restrictions Tab - Internet Access Wireless-G Broad band Router 8. Y ou can filter access to various services accessed over the Internet, such as FTP or telnet, by selecting services from th e drop-down menus next to Blocked Services .
30 Chapter 6: Configuring the Wireless-G Broadb and Router The Applications and Gaming Tab - Port Rang e Forward Wireless-G Broad band Router 6. Click the appropriate option, Deny or Allow , depending on whether you want to block or allow network tr affic .
31 Chapter 6: Configuring the Wireless-G Broadb and Router The Applications & Ga ming Tab - Port Triggering Wireless-G Broad band Router The Applications & Gaming T ab - P ort T riggering The Port T riggering screen allows the Router to watch outgoing data for specific port numbers.
32 Chapter 6: Configuring the Wireless-G Broadb and Router The Applications and Gaming Tab - DMZ Wireless-G Broad band Router Figure 5-35: Applications and Ga ming T a b - DMZ The Applications and Gam.
33 Chapter 6: Configuring the Wireless-G Broadb and Router The Applications and Gaming Tab - QoS Wireless-G Broad band Router bandwidth. T o use this feature , select 8M , 4M , 2M , 1M , 512K , 256K , or 128K (M stands for Mbps, while K stands for kbps).
34 Chapter 6: Configuring the Wireless-G Broadb and Router The Administration Ta b - Management Wireless-G Broad band Router The Administration T ab - Management This section of the Administration tab allows the network’ s a dministrator to manage specific Router functions for access and security .
35 Chapter 6: Configuring the Wireless-G Broadb and Router The Administration Tab - Diagnostics Wireless-G Broad band Router The Administration T ab - Diagnostics The diagnostic tests (Ping and T raceroute) allow you to check the connections of your network componen ts.
36 Chapter 6: Configuring the Wireless-G Broadb and Router The Administration Tab - Factory Defaults Wireless-G Broad band Router The Administration T ab - Factory Defaults Click the Ye s button to reset all configuration settings to their default values, and then click the Sa ve Settings button.
37 Chapter 6: Configuring the Wireless-G Broadb and Router The Status Tab - Rou ter Wireless-G Broad band Router The Status T ab - Router The Router screen on the Status T ab displays the Router ’ s current status. Firmware Version . This is the Router’ s current fir mware .
38 Chapter 6: Configuring the Wireless-G Broadb and Router The Status Tab - Loca l Network Wireless-G Broad band Router The Status T ab - Local Network The Local Network screen on the Status T ab displays the status of your network. MAC Address . This is the Router’ s MAC Address, as see n on your local, Ethernet network.
39 Chapter 6: Configuring the Wireless-G Broadb and Router The Status Tab - Wireles s Wireless-G Broad band Router 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 . This is the Router’ s MAC Address, as see n on your local, wireless network.
40 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broad band Router Appendix A: Troubleshooting This appendix consists of two parts: “Common Problems and Solutions” and “F requently Asked Questions. ” Provided are possible solutions to problems that may occu r during the installation and operation of the Router .
41 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broad band Router 1. Click Start , Settings , and Control P a nel . Double-click Network and Dial-Up Connections . 2. Right-click the Local Area Connection that is associated with th e Ethernet adapter you are using, and select the Properties option.
42 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broad band Router • Click Start and Ru n . In the Open field, type command . Press the Enter key or click the OK button. For Windows 2000 and XP: • Click Star t and Run . In the Open field, type cmd .
43 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broad band Router • Refer to “Problem #10: I am a PPPoE user , and I need to remove the proxy settings or the dial-up pop-up window . ” 5. I need to set up a serve r behind my Router and make it available t o the public .
44 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broad band Router 1. Access the Route r ’ s web int e r f a c e b y going to h ttp://192.168. 0 .1 or t h e IP address of t h e Route r . Go to the Applications & Gaming => Port Range Forward tab .
45 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broad band Router “ Appendix E: Finding the MAC Address and IP Address for Y our Ether net Adapt er” for details on getting an IP address. 5. Once completed with the configuration, click the Save Settings button.
46 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broad band Router • If the firmware upgrade failed, use the TFTP program (it was downloaded along with the firmware). Open the pdf that was downloaded along with the firmware and TFTP program, and follow the pdf ’s instructions.
47 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broad band Router 14. The Po wer LED k eeps flashi ng. The Power LED flashes when the device is first powered up. Meantime , the system will boot up itself and check for proper operation.
48 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broad band Router Does the Internet connection o f the Router support 100Mbps Ethernet? The Router’ s current hardwar e design s.
49 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broad band Router the same time , even if on the same LAN (not a problem with 1.0.1.3). As far as hosting games, the HL ser ver d oes not need to be in the DMZ. Just forward port 27015 to the local IP address of the server computer .
50 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broad band Router What is DMZ H osting? Demilitarized Zone (DMZ) allows one IP address (computer) to be exposed to the Internet. Some ap plications require multiple TCP/IP ports to be open.
51 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broad band Router It is one of the IEEE standards for wireless network s. The 802.11b standard allows wireless networking hardware from different manufacturers to communicate , provided that the ha rdware complies with the 802.
52 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broad band Router 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.
53 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broad band Router 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 802.11 standard.
54 Appendix B: Wireless Security Security Precautions Wireless-G Broad band Router Appendix B: Wireless Securit y Linksys wants to make wir eless networking as safe and easy for you as possible . Th e current generation of Linksys products provide several network security features, but they require specific action on your part for implementation.
55 Appendix B: Wireless Security Security Threats Facing Wireless Netwo rks Wireless-G Broad band Router 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 .
56 Appendix B: Wireless Security Security Threats Facing Wireless Netwo rks Wireless-G Broad band Router WP A P ersonal . If you do not have a RADIUS server , Select the type of alg orithm, TKIP or AE.
57 Appendix C: Upgradin g Firmware Wireless-G Broad band Router 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 Linksys's website at www .
58 Appendi x D: Wind ows Hel p Wireless-G Broad band Router Appendix D: Windows Help Almost Linksys wireless products require Microsoft Wi ndows. Windows is the most used oper ating system in the world and comes with many features that help make networking easier .
59 Appendix E: Finding the MAC Address and IP Address for Your Ethe rnet Adapter Windows 98SE or Me Instructions Wireless-G Broad band Router Appendix E: Finding the MAC Address and IP Address for Y o.
60 Appendix E: Finding the MAC Address and IP Address for Your Ethe rnet Adapter For the Router’s Web-based Utility Wireless-G Broad band 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 .
61 Appendix F: Glossary Wireless-G Broad band Router Appendix F: Glossar y 802.11b - A wireless networking standar d that specifies a maximum data transfer rate of 11Mbps and an operating frequency of 2.4GHz. 802.11g - A wireless netw orking standard that specifies a ma ximum data transfer rate of 54Mbps, an operating frequency of 2.
62 Appendix F: Glossary Wireless-G Broad band Router Cable Modem - A device that con nects a computer to the cable television network, which in turn connects to the Internet. CSMA/CA ( C arrier S ense M ultiple A ccess/ C ollision A voidance) - A method of data transfer that is used to prevent data collisions.
63 Appendix F: Glossary Wireless-G Broad band Router EAP ( E xtensible A uthentication P rotocol) - A general authentication protocol used to control network access.
64 Appendix F: Glossary Wireless-G Broad band Router HTTP ( H yper T ext T ransport P rotocol) - The communications protocol used to connect to ser vers on the World Wide Web . Infrastructure - A wireless network that is bridged to a wired network via an access point.
65 Appendix F: Glossary Wireless-G Broad band Router OFDM ( O rthogonal F requency D ivision M ultiplexing) - Frequency transmission that separates the data stream into a number of lower -speed data streams, which are then transmitted in parallel to prevent information from being lost in transit.
66 Appendix F: Glossary Wireless-G Broad band Router SMTP ( S imple M ail T ransfer P rotocol) - The sta ndard e-mail protocol on the Interne t. SNMP ( S imple N etwork M anagement P rotocol) - A widely used network monitoring and control protocol. Software - Instructions for the computer .
67 Appendix F: Glossary Wireless-G Broad band Router TX Rate - T ransmission Rate. UDP ( U ser D atagram P rotocol) - A network protocol for transmitting data that does not require ackno wledgement from the recipient of the data that is sent. Upgrade - T o replace existing software or firmware with a newer version.
68 Appendix G: Specification s Wireless-G Broad band Router Appendix G: Specifications Model WRT54G Standards IEEE 802.3, IEEE 802.3u, IEEE 802.11g , IEEE 802.
69 Appendix G: Specification s Wireless-G Broad band Router Operating T emp . 0ºC to 40ºC (32ºF to 104ºF) Storage T emp . -20ºC to 70ºC (-4ºF to 158ºF) Operating Humidity 10% to 85%, Non-Conde.
70 Appendix H: Warranty Informat ion Wireless-G Br oadband Router 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 .
71 Appendix I: Regulatory Informa tion Wireless-G Br oadband Router Appendix I: Regulator y Information FCC Statement This product has been tested and complies with the specifications fo r a Class B digital device , pursuant to Part 15 of the FCC Rules.
72 Appendix I: Regulatory Informa tion Wireless-G Br oadband Router User Information for Consumer Products Covered by EU Directive 2002/96/EC on Waste Electric and Electronic Equipment (WEEE) This document contains importa nt information for u sers with regards to the proper disposal and recycling of Linksys products.
73 Appendix I: Regulatory Informa tion Wireless-G Br oadband Router.
74 Appendix I: Regulatory Informa tion Wireless-G Br oadband Router.
75 Appendix I: Regulatory Informa tion Wireless-G Br oadband Router.
76 Appendix I: Regulato ry Information Dual-Band Wireless Access P oint For more information, visit www .linksys.com..
77 Appendix J: Contact Informa tion Wireless-G Br oadband Router 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.linksys.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Linksys WRT54G-TM è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Linksys WRT54G-TM - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Linksys WRT54G-TM imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Linksys WRT54G-TM ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Linksys WRT54G-TM, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Linksys WRT54G-TM.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Linksys WRT54G-TM. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Linksys WRT54G-TM insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.