Manuale d’uso / di manutenzione del prodotto WRT54GP2A-AT del fabbricante Linksys
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A Division of Cisco Systems, Inc . ® Model No . Broadband Router Wir eless- G WR T54GP2A-A T User Guid e WIRELESS GH z 2.4 802.11g with 2 Phone Ports.
Wireless-G Broadband Ro uter with 2 Phone P orts 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 2 Phone P orts 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 v.
Wireless-G Broadband Ro uter with 2 Phone P orts The Administration Tab - Log 36 The Administration Tab - Diagnostics 37 The Administration Tab - Factory Defaults 38 The Administration Tab - Backup an.
Wireless-G Broadband Ro uter with 2 Phone P orts List of Figures Figure 3-1: Back Panel 6 Figure 3-2: Front Panel 7 Figure 4-1: Connect the Broadband Modem 8 Figure 4-2: Connect a Telephone 8 Figure 4.
Wireless-G Broadband Ro uter with 2 Phone P orts Figure 5-18: Wireless Tab - Advanced Wireless Settings 24 Figure 5-19: Security Tab - Firewall 25 Figure 5-20: Security Tab - VPN 26 Figure 5-21: Acces.
1 Chapter 1: Introductio n Welcome Wireless-G Broadband Ro uter with 2 Phone P orts Chapter 1: Introduction We lc o m e Thank you for choosing the Wireless-G Broadband Router with 2 Phone Ports. This Router can d irect and control communications for your wired and wireless networks, sharing Internet access, files and fun, easily and securely .
2 Chapter 1: Introductio n What’s in this Guide? Wireless-G Broadband Ro uter with 2 Phone P orts What’ s in t his Guide? This user guide covers the basic steps for setting up a network with a router .
3 Chapter 1: Introductio n What’s in this Guide? Wireless-G Broadband Ro uter with 2 Phone P orts • Appendix D: Finding the MAC Address and IP Address for Y our Ethernet Adapter This appendix instructs you on how to find the MAC address or Ethernet address of your PC’ s Ethernet network adapter .
4 Chapter 2: Planning Your Wireless Network Network Topology Wireless-G Broadband Ro uter with 2 Phone P orts Chapter 2: Planning Y our Wireless Network Network T opology A Wireless Local Area Network (WLAN) is exactly like a r eg ular 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 Broadband Ro uter with 2 Phone P orts Network La yout The Router has been specifically designed fo r use with bot h your 802.11b a nd 802.11g products. It is compatible with all 802.
6 Chapter 3: Getting to Kn ow the Router The Back Panel Wireless-G Broadband Ro uter with 2 Phone P orts Chapter 3: Getting to Know the Router The Back P anel The Router’s ports and the Reset button are located on the back panel of the Router . Internet This Internet port connects to your cable or DSL modem.
7 Chapter 3: Getting to Kn ow the Router The Front Panel Wireless-G Broadband Ro uter with 2 Phone P orts The Front P anel The Router’ s LEDs, which inform you about netwo rk activities, are located on the front panel. Po w e r Green. The Power LED lights up when the Router is powered on.
8 Chapter 4: Connecting the Rou ter Overview Wireless-G Broadband Ro uter with 2 Phone P orts Chapter 4: Connecting the Router Overview This chapter includes two sets of instructions.
9 Chapter 4: Connecting the Rou ter Connecting One Route r to Another Wireless-G Broadband Ro uter with 2 Phone P orts Connecting One Router to Another If you already have a router (for example , a wi.
10 Chapter 4: Connecting the Rou ter Connecting One Route r to Another Wireless-G Broadband Ro uter with 2 Phone P orts T o connect the Wireless-G Broadband Router with 2 Phone Ports to another router , follow these instructio ns: 1. Make sure that all of your hardwar e is powered off , including both routers, PCs, an d broadband modem.
11 Chapter 5: Configuring th e Router Overview Broadband Router with 2 Phone P orts Chapter 5: Configuring the Router 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 .
12 Chapter 5: Configuring th e Router Overview Broadband Router with 2 Phone P orts • Wireless MAC Filter . Wireless access can be filtered by using the MAC addresses of the wireless devices transmitting within your network’ s radius. • Advanced Wireless Settings.
13 Chapter 5: Configuring th e Router How to Access the Web-based Utility Broadband Router with 2 Phone P orts Status • Router . This screen provides stat us information about the Router . • Local Network. This provides status information about the local network.
14 Chapter 5: Configuring th e Router The Setup Tab - Basic Setu p Broadband Router with 2 Phone P orts Static IP If you are required to use a permanent IP address, then select Static IP . Internet IP Ad dress . This is the IP address that the Router has, when seen from the Internet.
15 Chapter 5: Configuring th e Router The Setup Tab - Basic Setu p Broadband Router with 2 Phone P orts PPTP Point-to-Point T unneling Protocol (PPTP) is a service that ap plies to connections in Europe and Israel only . Internet IP Ad dress . This is the IP address that the Router has, when seen from the Internet.
16 Chapter 5: Configuring th e Router The Setup Tab - Basic Setu p Broadband Router with 2 Phone P orts desired. It is recommended that you leave this value in the 1200 to 1500 range . For most DSL users, it is recommended to use the value 1492. By default, MTU is set at 1500 when disabled.
17 Chapter 5: Configuring th e Router The Setup Tab - Basic Setu p Broadband Router with 2 Phone P orts WINS . The Windows Internet Naming Service (WINS) converts NetBIOS nam es to IP addresses. If you use a WINS server , enter that server’ s IP address here .
18 Chapter 5: Configuring th e Router The Setup Tab - DDNS Broadband Router with 2 Phone P orts 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.
19 Chapter 5: Configuring th e Router The Setup Tab - MAC Ad dress Clone Broadband Router with 2 Phone P orts 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, like a social security number .
20 Chapter 5: Configuring th e Router The Wireless Tab - Basic Wireless Settings Broadband Router with 2 Phone P orts The Wireless T ab - Basic Wireless Settings The basic settings for wireless networking are set on this screen. Wireless Netw ork Mode .
21 Chapter 5: Configuring th e Router The Wireless Tab - Wireless Security Broadband Router with 2 Phone P orts The Wireless T ab - Wireless Security These settings configure the security of your wireless network. There are four wireless security mode options supported by the Router: WP A Pre-Shared Key , WP A RADIU S, RADI US , and WEP .
22 Chapter 5: Configuring th e Router The Wireless Tab - Wireless Security Broadband Router with 2 Phone P orts 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 .
23 Chapter 5: Configuring th e Router The Wireless Tab - Wireless MAC Filter Broadband Router with 2 Phone P orts 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.
24 Chapter 5: Configuring th e Router The Wireless Tab - Advanced Wireless Settings Broadband Router with 2 Phone P orts The Wireless T ab - Advanced Wir eless Settings This tab is used to set up the Router’s adv anced wireless functions.
25 Chapter 5: Configuring th e Router The Security Tab - Firewall Broadband Router with 2 Phone P orts The Security T ab - Firewall When you click the Security tab , you will see the Firewall screen. The Router’s firew all enhances the security of your network.
26 Chapter 5: Configuring th e Router The Security Tab - VPN Broadband Router with 2 Phone P orts The Security T ab - VPN The VPN screen allows you to allow VPN tunnels using IPSec , PPTP , or L2TP protocols to pass through the Router . VPN Passthrough IPSec P assthrough .
27 Chapter 5: Configuring th e Router The Access Restrictions Tab - Internet Access Broadband Router with 2 Phone P orts The Access Restrictions T ab - Internet Access The Internet Access screen allow.
28 Chapter 5: Configuring th e Router The Access Restrictions Tab - Internet Access Broadband Router with 2 Phone P orts 4. Click the Edit List of PCs button to select w hich PCs will be affected by the policy . The List of PCs screen will appear . Y ou can select a PC by MAC Address or IP Addre ss.
29 Chapter 5: Configuring th e Router The Applications & Gamin g Tab - Port Range Forward Broadband Router with 2 Phone P orts The Applications & Gaming T ab - P ort Range Forward When you click the Applications & Gaming tab , you will see the Port Range Forward screen.
30 Chapter 5: Configuring th e Router The Applications & Ga ming Tab - Port Trigger Broadband Router with 2 Phone P orts The Applications & Gaming T ab - P ort T rigger The Port T rigger screen allows the Router to watch outgoing data for specific port numbers.
31 Chapter 5: Configuring th e Router The Applications & G aming Tab - UPnP Forward Broadband Router with 2 Phone P orts The Applications & Gaming T ab - UPnP Forward The UPnP Forward screen displays preset application settings as well as options to customize port services for other applications.
32 Chapter 5: Configuring th e Router The Applications & G aming Tab - UPnP Forward Broadband Router with 2 Phone P orts NNTP (Network News T ransfer Protocol). The protocol used to connect to Usenet gr oups on the Inter net. Usenet newsreaders support the NNTP protocol.
33 Chapter 5: Configuring th e Router The Applications & G aming Tab - DMZ Broadband Router with 2 Phone P orts The Applications & Gaming T ab - DMZ The DMZ screen allows one local user to be exposed to the Internet for use of a special-pu rpose service such as Internet gaming and videoco nferencing.
34 Chapter 5: Configuring th e Router The Administration Ta b - Management Broadband Router with 2 Phone P orts The Administration T ab - Management When you click the Administration tab , you will see the Management screen.
35 Chapter 5: Configuring th e Router The Administration Ta b - Management Broadband Router with 2 Phone P orts SNMP SNMP , Simple Network Managemen t Protocol, is a network protocol that provides net.
36 Chapter 5: Configuring th e Router The Administration T ab - Log Broadband Router with 2 Phone P orts The Administration T ab - Log The Log screen provides you with a log of all incoming and outgoing URLs or IP addresses for your Intern et connection.
37 Chapter 5: Configuring th e Router The Administration Tab - Diagnostics Broadband Router with 2 Phone P orts The Administration T ab - Diagnostics The diagnostic tests (Ping and T raceroute) allow you to check the connections of your network components.
38 Chapter 5: Configuring th e Router The Administration Tab - Factory Defaults Broadband Router with 2 Phone P orts The Administration T ab - Factory Defaults The Factory D efaults screen allows you to restore the Router’s configuration to its factory default settings.
39 Chapter 5: Configuring th e Router The Administration Tab - Backup and Restore Broadband Router with 2 Phone P orts The Administration T ab - Backup and Restore The Backup and Restore screen allows you to back up and restore the Router’ s configuration.
40 Chapter 5: Configuring th e Router The Status Tab - Rou ter Broadband Router with 2 Phone P orts The Status T ab - Router The Router screen displays information about th e Router and its current settings. Router Information Current Firmwar e Version .
41 Chapter 5: Configuring th e Router The Status Tab - Loca l Network Broadband Router with 2 Phone P orts The Status T ab - Local Network The Local Network screen displays information about the local network. Local Network MAC Address . The MAC Address of the Router’ s LAN (local area network) interface is displayed here .
42 Chapter 5: Configuring th e Router The Status Tab - Wireles s Broadband Router with 2 Phone P orts The Status T ab - Wireless The Wireless screen displays the status of your wireless network. Wireless Wireless Firmware Version . This shows the version and date of the wireless firmware that is currently installed.
43 Chapter 5: Configuring th e Router The Status Tab - Vo ice Broadband Router with 2 Phone P orts The Status T ab - Voice The Voice screen displays information about your Internet phone line(s).
44 Chapter 6: Signing up for AT&T C allVantagesm Service Overview Wireless-G Broadband Ro uter with 2 Phone P orts Chapter 6: Signing up for A T&T CallV antag e sm Ser vice Overview After you have installed and configured the Router for y our Inter net connection, you can sign up for Internet phone service o r activate your account.
45 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with 2 Phone P orts Appendix A: T roubleshooting This appendix provides solutions to problems that may occur during the installation and operation of the Router .
46 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with 2 Phone P orts 4. I’m trying to access the Router’ s Web-based Utility , but I do not see the login screen. Instead, I see a screen saying, “404 Forbidden.
47 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with 2 Phone P orts For Windows 2000: A. Click Start , Settings , and Control P anel .
48 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with 2 Phone P orts 6. I want to test my Internet connec tion. A. Check your TCP/IP settin gs. For Windows 98 and Millennium: Refer to Windows Help for details.
49 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with 2 Phone P orts B . Open a command prompt. • For Windows 98 and Millennium, click Start and Run . In the Open field, type comman d . Press the Enter key or click the OK button.
50 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with 2 Phone P orts 8. I am not able to access the Router’ s Web-based Utility Setup page. A. Refer to “Problem #6, I want to test my Internet c onnection” to verify that your computer is properly connected to the Router .
51 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with 2 Phone P orts A. Access the Router ’ s W eb-based Utility by going to ht tp://192.168. 15.1 or the IP address of the Router . Go to the Applications & Gaming => Po rt Range Forwar d tab .
52 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with 2 Phone P orts Check “ Appendix D: Finding the MAC Address and IP Addr ess for Y our Ethernet Adapter” for details on getting an IP address. F . Ch eck th e Enable option for the port ser vices you want to use .
53 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with 2 Phone P orts A. Access the Router’s web interface by going to http: //192.168.1 5.1 or the IP address of the Router . Enter the default password admin , and click the Administration => Management tab .
54 Appendix A: Troublesh ooting Common Problems and So lutions Wireless-G Broadband Ro uter with 2 Phone P orts D . Click the Save Setting s button. E. Click the Status tab , and click the Connect button. F . Y ou may see the login status display as Connecting.
55 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with 2 Phone P orts 19. W hen I enter a URL or IP address, I get a time-out error or am prompted to retry . Go through this checklist until your problem is solved: • Check if other PCs work.
56 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with 2 Phone P orts What is the maximum number of IP ad dresses that the Router will support? The Router will support up to 253 IP addresses.
57 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with 2 Phone P orts Can multiple gam ers on the LAN get on one game server and play simultaneo usly with ju st one publi c IP address? It depends on which network game or what kind of game server you are using.
58 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with 2 Phone P orts 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.
59 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with 2 Phone P orts What is the IEEE 802.11 g sta nd a rd? It is one of the IEEE standards for wireless network s.
60 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with 2 Phone P orts 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.
61 Appendix A: Troublesh ooting Frequently Asked Questions Wireless-G Broadband Ro uter with 2 Phone P orts What is WEP? WEP is Wired Equivalent Privac y , a data privac y mechanism based on a shared k ey algorithm, as described in the IEEE 802.11 standard.
59 Appendix B: Wireless Security Security Precautions Wireless-G Broadband Ro uter with 2 Phone P orts Appendix B: Wireless Security Linksys wants to make wir eless networking as safe and easy for you as possible .
60 Appendix B: Wireless Security Security Threats Facing Wireless Netwo rks Wireless-G Broadband Ro uter with 2 Phone P orts SSID. There are several things to k eep in mind about the SSID: 1. Disable Broad cast 2. M ake it unique 3. Change it ofte n Most wireless networking devices will give you the optio n of broadcasting the SSID .
61 Appendix B: Wireless Security Security Threats Facing Wireless Netwo rks Wireless-G Broadband Ro uter with 2 Phone P orts WP A Pre-Shar ed Key . If you do not have a RADIUS ser ver , Select the typ.
62 Appendi x C: Wind ows Help Wireless-G Broadband Ro uter with 2 Phone P orts Appendix C: Windows Help Almost all networking products require Microsoft Windows. Windows is the most used operating system in the world and comes with many features that help make networking easier .
63 Appendix D: Findin g the MAC Add ress and IP Address for Your Ethernet Adapter Windows 98 or Me Instructions Wireless-G Broadband Ro uter with 2 Phone P orts Appendix D: Finding the MA C Address an.
64 Appendix D: Findin g the MAC Add ress and IP Address for Your Ethernet Adapter For the Router’s Web-based Utility Wireless-G Broadband Ro uter with 2 Phone P orts 3. W rite down the Physical Address as shown on your computer screen; it is the MAC address for your Ethernet adapter .
65 Appendix E: Glossary Wireless-G Broadband Ro uter with 2 Phone P orts Appendix E: Glossar y 802.11b - A wireless networking standar d that specifies a maximum data transfer rate of 11Mbps and an operating frequency of 2.
66 Appendix E: Glossary Wireless-G Broadband Ro uter with 2 Phone P orts Cable Modem - A device that con nects a computer to the cable television network, which in tur n 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.
67 Appendix E: Glossary Wireless-G Broadband Ro uter with 2 Phone P orts EAP ( E xtensible A uthentication P rotocol) - A general authentication protocol used to control network access.
68 Appendix E: Glossary Wireless-G Broadband Ro uter with 2 Phone P orts IPCONFIG - A Windows 2000 and XP utility that displays the IP address for a particular networking device. IPSec ( I nter net P rotocol Sec urity) - A VPN protocol used to implement secure exchange of packets at the IP layer .
69 Appendix E: Glossary Wireless-G Broadband Ro uter with 2 Phone P orts P assphrase - Used much like a password, a passphrase simplifies the WEP encr yption process by automatically generating the WEP encryp tion keys for Linksys products.
70 Appendix E: Glossary Wireless-G Broadband Ro uter with 2 Phone P orts SOHO ( S mall O ffice/ H ome O ffice) - Market segment of professionals who work at home or in small offices. SPI ( S tateful P acket I nspection) Firewall - A technolog y that inspects incoming packets of information before allowing them to enter the network.
71 Appendix E: Glossary Wireless-G Broadband Ro uter with 2 Phone P orts UDP ( U ser D atagram P rotocol) - A network protocol for transmitting data that does not r equire acknowledgement from the recipient of the data that is sent. Upgrade - T o replace existing softw are or firmware with a newer version.
72 Appendix F: Specifications Wireless-G Broadband Ro uter with 2 Phone P orts Appendix F: Specifications Model WRT54GP2A-A T Standards IEEE 802.11b , IEEE 802.
73 Appendix F: Specifications Wireless-G Broadband Ro uter with 2 Phone P orts Ringer Equivalence Number 5 per RJ-11 port (over 2000 feet) Dimensions 7.32" x 2.48" x 6.08" (W x H x D) (186 mm x 63 mm x 154.4 mm) Unit Weight 19.29 oz. (0.
74 Appendix G: Warranty Information Wireless-G Br oadband Router with 2 Phone P orts Appendix G: W arranty Information LIMITED WARRANTY Linksys warrants to Y ou that, for a period of one year (the “Warranty Period”), your Linksys Product will be substantially free of defects in materials and workmanship under normal use .
75 Appendix H: Regulatory Inf ormation Wireless-G Broadband Ro uter with 2 Phone P orts Appendix H: 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.
76 Appendix H: Regulatory Inf ormation Wireless-G Broadband Ro uter with 2 Phone P orts allowed for use within the European community and cou ntries that h ave adopted the European R&TTE directive 1999/5/EC. For more details on legal combinations of power levels and antennas, contact Linksys Corporate Compliance.
77 Appendix I: Contact Information AT&T Wireless-G Broadband Ro uter with 2 Phone P orts Appendix I: Contact Information AT & T Need to contact A T&T? If you have technica l, installati on.
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 WRT54GP2A-AT 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 WRT54GP2A-AT - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Linksys WRT54GP2A-AT imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Linksys WRT54GP2A-AT ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Linksys WRT54GP2A-AT, 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 WRT54GP2A-AT.
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 WRT54GP2A-AT. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Linksys WRT54GP2A-AT 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.
