Manuale d’uso / di manutenzione del prodotto HG200 del fabbricante Linksys
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Model No . HG200 User Guide WIRELESS GHz 802.11g 2,4 Gatew ay Home Wir eless- G.
Home Wireless-G Gatewa y Copyright and T rademarks Specifications are subject to change without notice . L inksys is a registered trademark or trademark of Cisco Systems, Inc . and/or its affiliates in the U.S . and certain other countries. Copyright © 2005 Cisco Systems, Inc .
Home Wireless-G Gatewa y Table of Contents Chapter 1: Introduction 1 Welcome 1 What’s in this User Guide? 2 Chapter 2: Planning Your Network 4 The Gateway’s Functions 4 IP Addresses 4 Chapter 3: G.
Home Wireless-G Gatewa y Appendix C: Finding the MAC Address and IP Address for Your Ethernet Adapter 65 Windows 98 or Me Instructions 65 Windows 2000 or XP Instructions 66 Appendix D: Upgrading Firmw.
Home Wireless-G Gatewa y List of Figures Figure 2-1: Network 4 Figure 3-1: Ports and Reset Button on Side Panel 6 Figure 3-2: LEDs on Side Panel 7 Figure 3-3: Bottom Panel with Stand in Closed Positio.
Home Wireless-G Gatewa y Figure 5-23: Internet Access 30 Figure 5-24: Internet Policy Summary 30 Figure 5-25: List of PCs 31 Figure 5-26: Add/Edit Service 31 Figure 5-27: Single Port Forwarding 32 Fig.
1 Chapter 1: Introductio n Welcome Home Wireless-G Gatewa y Chapter 1: Introduction We l co m e Thank you for choosing the Home Wireless-G Gateway . This Gateway will provide your computers with a high- speed Internet connection as well as resources, including files and printers.
2 Chapter 1: Introductio n What’s in this User Guide? Home Wireless-G Gatewa y What’ s in this User Guide? This user guide covers the steps for setting up and using the Home Wireless-G Gateway . • Chapter 1: Introduction This chapter describes applications of the Home Wireless-G Gateway and this User Guide.
3 Chapter 1: Introductio n What’s in this User Guide? Home Wireless-G Gatewa y • Appendix H: Regulator y Information This appendix supplies the regulator y information regarding the Gateway . • Appendix I: Contact Information This appendix provides contact information for a variety of Linksys resources, including T echnical Support.
4 Chapter 2: Planning Your Ne twork The Gateway’s Functions Home Wireless-G Gatewa y Chapter 2: Planning Y our Network The Gatewa y’ s Functions A Gateway is a network device that connects two networks together .
5 Chapter 2: Planning Your Ne twork IP Addresses Home Wireless-G Gatewa y Since you use the Gateway to share your DSL Internet connection, contact your ISP to find out if they have assigned a static IP address to your account. If so, you will need that static IP address when configuring the Gateway .
6 Chapter 3: Getting to Know the Home Wireless-G Gateway Ports and Reset Button on Side Panel Home Wireless-G Gatewa y Chapter 3: Getting to Know the Home Wireless-G Gateway P orts and Reset Button on Side P anel The Gateway’ s ports and Reset button are located on a side panel.
7 Chapter 3: Getting to Know the Home Wireless-G Gateway LEDs on Side Pa nel Home Wireless-G Gatewa y LEDs on Side P anel The Gateway's LEDs, which indicate network activity , are located on the other side panel. POWER Green. The POWER LED lights up when the Gateway is powered on.
8 Chapter 3: Getting to Know the Home Wireless-G Gateway The Bottom Panel Home Wireless-G Gatewa y The Bottom P anel The Gateway has a built-in stand available . If you place the Gateway flat on a surface , then you can leave the stand in the closed position.
9 Chapter 4: Connecting the Hom e Wireless-G Gateway Overview Home Wireless-G Gatewa y Chapter 4: Connecting the Home Wireless-G Gateway Overview The installation technician from your ISP should have left th e setup information for the modem with you after installing your broadband connection.
10 Chapter 4: Connecting the Hom e Wireless-G Gateway Wired Connectio n to a Computer Home Wireless-G Gatewa y Wired Connection to a Computer 1. Make sure that all of your network’ s hardware is power ed off, including the Gateway and all computers.
11 Chapter 4: Connecting the Hom e Wireless-G Gateway Wireless Connection to a Co mputer Home Wireless-G Gatewa y Wireless Connection to a Computer If you want to use a wireless connection to access the Gateway , follow these instructions: 1. Make sure that all of your network’ s hardware is powered off , including the Gateway and all computers.
12 Chapter 5: Configuring the Home Wireless-G Gateway Overview Home Wireless-G Gatewa y Chapter 5: Configuring the Home Wireless-G Gateway Overview Follow the steps in this chapter and use the Gateway’ s w eb-based utility to configure the Gateway .
13 Chapter 5: Configuring the Home Wireless-G Gateway Overview Home Wireless-G Gatewa y Security On this screen you can disable or enable the firewall, set up filters, block WA N requests, and enable or d isable Virtual Private Networks (VPN) PassThrough.
14 Chapter 5: Configuring the Home Wireless-G Gateway How to Access the Web-based Utility Home Wireless-G Gatewa y Status • Gateway . This screen provides status information ab out th e Gateway . • Local Network. This provides status information about the local network.
15 Chapter 5: Configuring the Home Wireless-G Gateway The Setup Tab Home Wireless-G Gatewa y • Pcr Rate: For the Peak Cell Rate , divide the DSL line rate by 424 to get the maximum rate the sender can send cells. Enter the rate in the field (if required by your service provider).
16 Chapter 5: Configuring the Home Wireless-G Gateway The Setup Tab Home Wireless-G Gatewa y RFC 1483 Routed If you are required to use RFC 1483 Routed, then select RFC 1483 Routed . • Internet IP Address. This is the Gateway’ s IP addre ss, when seen from the WAN , or the Internet.
17 Chapter 5: Configuring the Home Wireless-G Gateway The Setup Tab Home Wireless-G Gatewa y RFC 2516 PPP oE Some DSL-based ISPs use PPPoE (Point-to-Point Protocol over Ether net) to establish Inter net connections. If you are connected to the Inter net through a DSL line, chec k wi th your ISP to see if they use PPPoE.
18 Chapter 5: Configuring the Home Wireless-G Gateway The Setup Tab Home Wireless-G Gatewa y Bridged Mode Only If you are using your Gateway as a bridge , which makes the Gateway act lik e a stand-alo ne modem, select Bridged Mode On ly . All NA T and routing settings are disabled in this mode.
19 Chapter 5: Configuring the Home Wireless-G Gateway The Setup Tab Home Wireless-G Gatewa y • Client Lease Time . The Client Lease T ime is the amount of time a com puter will be allowed connection to the Gateway with its curr ent dynamic IP address.
20 Chapter 5: Configuring the Home Wireless-G Gateway The Setup Tab Home Wireless-G Gatewa y The DDNS T ab The Gateway offers a Dynamic Domain Name System (DDNS) feature . DDNS lets you assign a fixed host and domain name to a dynamic Internet IP address.
21 Chapter 5: Configuring the Home Wireless-G Gateway The Setup Tab Home Wireless-G Gatewa y The Advanced Routing T ab The Advanced Routing screen allows you to configure the NA T , dynamic routing, and static routing settings. Advanced Routing • Operating Mode .
22 Chapter 5: Configuring the Home Wireless-G Gateway The Setup Tab Home Wireless-G Gatewa y • Select set number . Select the number of the static route from the drop-down menu. The Gateway supports up to 20 static route entries. If you need to delete a route, then select the entry and click the Delete This En try button.
23 Chapter 5: Configuring the Home Wireless-G Gateway The Wireless Tab Home Wireless-G Gatewa y The Wireless T ab The Basic Wireless Settings T ab This screen allows you to choose your wireless network mode and wireless security . Wireless N etwork • Wireless Network Mode .
24 Chapter 5: Configuring the Home Wireless-G Gateway The Wireless Tab Home Wireless-G Gatewa y The Wireless Security T ab The Wireless Security settings configure the security of your wireless network. There are two wireless security options supported by the Gateway: Pre-Shared Key and WEP .
25 Chapter 5: Configuring the Home Wireless-G Gateway The Wireless Tab Home Wireless-G Gatewa y WEP . WEP is a basic encr yption method, which is not as se cure as Pre-Shared Key . T o use WEP , select a Default Key (this indicates which Key to use) and a level of WEP encr yption, 64 bits 10 hex di gits or 128 bits 26 hex digits .
26 Chapter 5: Configuring the Home Wireless-G Gateway The Wireless Tab Home Wireless-G Gatewa y The Wireless Access T ab Wireless Netw ork Access Wireless Network Access.
27 Chapter 5: Configuring the Home Wireless-G Gateway The Wireless Tab Home Wireless-G Gatewa y The Advanced Wireless Settings T ab Advanced Wireless On this screen you can access the advanced wireless features, including Authentication T ype, Control TX Rate , Beacon Inter val, DTIM Interval, Fragmentation Threshold, and RTS Threshold.
28 Chapter 5: Configuring the Home Wireless-G Gateway The Security Tab Home Wireless-G Gatewa y The Security T ab This screen shows the VPN passthrough, firewall, and filter settings.
29 Chapter 5: Configuring the Home Wireless-G Gateway The Security Tab Home Wireless-G Gatewa y • Filter Java Applets. Jav a is a programming language for websites. If you deny Java Applets, you run the risk of not having access to Internet sites created using this programming language.
30 Chapter 5: Configuring the Home Wireless-G Gateway The Access Restrictions Tab Home Wireless-G Gatewa y The Access Restrictions T ab The Internet Access T ab The Internet Access screen allows you to block or allow specific kinds of Internet usage.
31 Chapter 5: Configuring the Home Wireless-G Gateway The Access Restrictions Tab Home Wireless-G Gatewa y 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 . Y ou can select a PC by MAC Addr ess or IP Addre ss.
32 Chapter 5: Configuring the Home Wireless-G Gateway The Applications and Gaming Tab Home Wireless-G Gatewa y The Applications and Gaming T ab The Single Port Forwarding T ab Single P ort Forwarding .
33 Chapter 5: Configuring the Home Wireless-G Gateway The Applications and Gaming Tab Home Wireless-G Gatewa y The Port Range Forwarding T ab The Port Range Forwarding screen sets up public services on yo ur network, such as web servers, ftp ser vers, e- mail servers, or other specialized Inter net applications.
34 Chapter 5: Configuring the Home Wireless-G Gateway The Applications and Gaming Tab Home Wireless-G Gatewa y The Port T riggering T ab Port T riggering is used for sp ecial applications that can request a port to be opened o n demand . For this feature , the Gateway will watch outgoing data for specific port numbers.
35 Chapter 5: Configuring the Home Wireless-G Gateway The Applications and Gaming Tab Home Wireless-G Gatewa y The DMZ T ab The DMZ screen allows one local user to be exposed to the Internet for use of a special-purp ose service such as Internet gaming and videoconferencing through DMZ Ho st ing.
36 Chapter 5: Configuring the Home Wireless-G Gateway The Applications and Gaming Tab Home Wireless-G Gatewa y The QoS T ab QoS Quality of Service ( QoS) ensures better service to high -p riority types of network traffic , which may involve demanding, real-time applications, such as Internet phone calls or videoconferencing.
37 Chapter 5: Configuring the Home Wireless-G Gateway The Administration Tab Home Wireless-G Gatewa y The Administration T ab The Management T ab The Management screen allows you to change the Gateway.
38 Chapter 5: Configuring the Home Wireless-G Gateway The Administration Tab Home Wireless-G Gatewa y SNMP SNMP is a popular network monitoring and management protocol. T o enable SNMP , click Enabled . T o disable SNMP , click Disabled . If enabled, then specify the IP address(es) allowed to have SNMP access.
39 Chapter 5: Configuring the Home Wireless-G Gateway The Administration Tab Home Wireless-G Gatewa y The Reporting T ab The Reporting screen provides you with a log of all incoming and outgoing URLs or IP addresses for your Internet connection. It also provides logs for VPN and firewall events.
40 Chapter 5: Configuring the Home Wireless-G Gateway The Administration Tab Home Wireless-G Gatewa y The Diagnostics T ab Ping T est Ping T est Parameters • Ping T arget IP . Enter th e IP address that you want to ping . This can be eithe r a local (LAN) IP or an Interne t (W AN) IP address.
41 Chapter 5: Configuring the Home Wireless-G Gateway The Administration Tab Home Wireless-G Gatewa y The Factory Defaults T ab Restore Factory Defaults. If you w i sh to restore the Gateway to its factory default settings and lose all your settings, click Ye s .
42 Chapter 5: Configuring the Home Wireless-G Gateway The Administration Tab Home Wireless-G Gatewa y The Reboot T ab This screen allows you to do a soft or hard reboot of the Gateway . In most cases you should use the hard reboot. The soft reboot is similar to restarting your com puter without physically powering down the computer .
43 Chapter 5: Configuring the Home Wireless-G Gateway The Status Tab Home Wireless-G Gatewa y The Status T ab The Gateway T ab This screen displays information about the Gateway and its Internet connection. Gatewa y Information This section displays the Gateway’ s Firmware Version, MAC Address, and Current T ime.
44 Chapter 5: Configuring the Home Wireless-G Gateway The Status Tab Home Wireless-G Gatewa y The Local Network T ab The Local Network information that is displayed is the local Mac Address, IP Add ress, Subnet Mask, DHCP Ser ver , Start IP Address, and End IP Address.
45 Chapter 5: Configuring the Home Wireless-G Gateway The Status Tab Home Wireless-G Gatewa y The Wireless T ab The Wireless network information that is displayed is t he Wireless Firmware Version, MAC Address, Mode , SSID , DHCP Ser ver , Channel, and Encryptio n Function.
46 Chapter 5: Configuring the Home Wireless-G Gateway The Status Tab Home Wireless-G Gatewa y The DSL Connection T ab This screen shows information about the DSL connection and the PVC connection.
47 Appendix A: Troublesh ooting Common Problems and So lutions Home Wireless-G Gatewa y Appendix A: T roubleshooting 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 Gateway .
48 Appendix A: Troublesh ooting Common Problems and So lutions Home Wireless-G Gatewa y 7. T oward the bottom of the window , select Use the following DNS server addresses, and enter the Preferred DNS server and Alternative DNS ser ver (pro vided by your ISP).
49 Appendix A: Troublesh ooting Common Problems and So lutions Home Wireless-G Gatewa y For Windows 98 and Me: • Click Start and Ru n . In the Open field, type in comm and. Press the Enter key or clic k the OK button. For Windows NT , 2000, and XP: • Click Star t and Run .
50 Appendix A: Troublesh ooting Common Problems and So lutions Home Wireless-G Gatewa y 3. 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 can’t get my Vi rtual Private Ne twork (VPN) work i ng through the Ga teway .
51 Appendix A: Troublesh ooting Common Problems and So lutions Home Wireless-G Gatewa y field provided. Check “ Appe ndix C: Finding the MAC Address and IP Address for Y our Ethernet Adapter” for details on getting an IP address. 6. Check the Enable option for the port ser vices you want to use .
52 Appendix A: Troublesh ooting Common Problems and So lutions Home Wireless-G Gatewa y 8. I can’t get th e Internet game, server , or appl ication to work.
53 Appendix A: Troublesh ooting Common Problems and So lutions Home Wireless-G Gatewa y • For Netscape 4.7 or higher: 1. Start Netscape Navigator , and click Edit , Preferences , Adv anced , and Proxies . 2. Make sure you have Direct connection to the Internet selected on this screen.
54 Appendix A: Troublesh ooting Common Problems and So lutions Home Wireless-G Gatewa y 1. T o connect to the Gateway , go to the web browser , and enter http://192.168.1.1 or the IP address of the Gateway . 2. Enter the username and password, if asked.
55 Appendix A: Troublesh ooting Frequently Asked Questions Home Wireless-G Gatewa y • If the Gateway is configured correctly , check your Internet connection (DSL/cable modem, etc.) to see if it is working correctly . Y ou can remove the Gateway to verify a direct connection.
56 Appendix A: Troublesh ooting Frequently Asked Questions Home Wireless-G Gatewa y What is Network Address T ranslation and what is it used for? Network Address T ranslation (NA T) translates multiple IP addresses on the private LAN to one public address that is sent out to the Internet.
57 Appendix A: Troublesh ooting Frequently Asked Questions Home Wireless-G Gatewa y The web page hangs; downloads are corrupt, or nothi ng but jun k cha racters are being displayed on the screen.
58 Appendix A: Troublesh ooting Frequently Asked Questions Home Wireless-G Gatewa y Is the Gateway cross-platform compatible? Any platform that supports Ether net and TCP/IP is compatible with the Gateway .
59 Appendix A: Troublesh ooting Frequently Asked Questions Home Wireless-G Gatewa y What IEEE 802.11b and 802.11g f eatures are supported? The product supports the following IEEE 802.
60 Appendix A: Troublesh ooting Frequently Asked Questions Home Wireless-G Gatewa y What is the IS M band? The FCC and their counterparts outside of the U.S . have set aside bandwidth for unlicensed use in the ISM (Industrial, Scientific and Medical) band.
61 Appendix A: Troublesh ooting Frequently Asked Questions Home Wireless-G Gatewa y How do I reset the Gateway? Press the Reset button on the back panel for about ten se conds.
62 Appendix B: Wireless Security Security Precautions Home Wireless-G Gatewa y Appendix B: Wireless Security Linksys wants to make wir eless 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.
63 Appendix B: Wireless Security Security Threats Facing Wireless Netwo rks Home Wireless-G Gatewa y 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 .
64 Appendix B: Wireless Security Security Threats Facing Wireless Netwo rks Home Wireless-G Gatewa y WP A Pr e-Shared Key . If you do not have a RADIUS server , Select the type of algorithm, TKIP or A.
65 Appendix C: Finding the MA C Address and IP Address for Your Ethernet Adapter Windows 98 or Me Instructions Home Wireless-G Gatewa y Appendix C: Finding the MA C Address and IP Address for Y our Et.
66 Appendix C: Finding the MA C Address and IP Address for Your Ethernet Adapter Windows 2000 or XP Instructions Home Wireless-G Gatewa y 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 t ton.
67 Appendix D: Upgradin g Firmware Home Wireless-G Gatewa y Appendix D: Upgrading Firmware T o upgrade the Gateway’ s fir mware: 1. Download the Gateway’ s firmware upgrade file from www .linksys.com . 2. Extract the file on your computer . 3. Open the Gateway’ s W eb-based Utility and click the Administration tab .
68 Appendix E: Glossary Home Wireless-G Gatewa y 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 2.4GHz. 802.11g - A wireless netw orking standard that specifies a ma ximum data transfer rate of 54Mbps, an operating frequency of 2.
69 Appendix E: Glossary Home Wireless-G Gatewa y 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.
70 Appendix E: Glossary Home Wireless-G Gatewa y EAP ( E xtensible A uthentication P rotocol) - A general authentication protocol used to control network access.
71 Appendix E: Glossary Home Wireless-G Gatewa y 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 .
72 Appendix E: Glossary Home Wireless-G Gatewa y Ping ( P acket IN ter net G roper) - An Internet utility use d to deter mine whether a particular IP address is online. POP3 ( P ost O ffice P rotocol 3 ) - A standard mail ser ver commonly used on the Inter net.
73 Appendix E: Glossary Home Wireless-G Gatewa y Spread Spectrum - Wideband radio frequency technique used for more reliable and secure data transmission. SSID ( S er vice S et ID entifier) - Y our wireless network's name . Static IP Addr ess - A fixed address assigned to a compute r or device that is connected to a network.
74 Appendix E: Glossary Home Wireless-G Gatewa y 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.
75 Appendix F: Regulatory Inform ation Home Wireless-G Gatewa y Appendix F: Regulator y Information Compliance Information for 2.4-GHz Wireless Products R elevant to the EU and Other Countries Followi.
76 Appendix F: Regulatory Inform ation Home Wireless-G Gatewa y The following standards were applied during the assessment of the product against the requirements of the Directive 1999/5/EC: • Radio.
77 Appendix F: Regulatory Inform ation Home Wireless-G Gatewa y CE Marking For the Linksys Wireless-B and Wireless-G products, the following CE mark, notified body number (where applicable), and class 2 identifier are added to the equipment. Check the CE label on the product to find out which notified body was involved during the assessment.
78 Appendix F: Regulatory Inform ation Home Wireless-G Gatewa y Dans la cas d’une utilisation en extérieur , la puissance de so rtie est limitée pour certaines par ties de la bande. Reportez- vous à la table 1 ou visitez http://www .art -telecom.
79 Appendix F: Regulatory Inform ation Home Wireless-G Gatewa y Wireless Adapters Wireless adapters have the power output set to 100% by default. Maximum power output on each adapter does not exceed 20 dBm (100 mW); it is generally 18 dBm (64 mW) or below .
80 Appendix F: Regulatory Inform ation Home Wireless-G Gatewa y T echnical Documents on www .linksys.com/inter national Follow these steps to access technical documents: 1. Browse to http://www .linksys.com/international. 2. Click the region in which you reside .
81 Appendix G: Warranty Information Home Wireless-G Gatewa y Appendix G: W arranty Information Linksys warrants to Y ou that, for a peri od of two years (t he “Warranty Period”), your Linksy s Product wi ll be substant ially fre e of defects in ma te rials and workmanship un der normal use .
82 Appendix H: Specifications Home Wireless-G Gatewa y Appendix H: Specifications Model Number HG200 v1.0 Standards IEEE 802.11g, IEEE 802.11b , IEEE 802.
83 Appendix H: Specifications Home Wireless-G Gatewa y Operating Humidity 10~85% Non-Condensing Storage Humidity 5~90% Non-Condensing.
84 Appendix I: Contact Informa tion Home Wireless-G Gatewa y Appendix I: Contact Information Need to contact Linksys? Visit us online for information on the latest pro ducts and updates to your existing products at: http://www .
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 HG200 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 HG200 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Linksys HG200 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Linksys HG200 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Linksys HG200, 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 HG200.
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 HG200. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Linksys HG200 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.
