Manuale d’uso / di manutenzione del prodotto CGD24G del fabbricante Gateway
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202-10389-02 May 2009 v1.1 NETGEAR , Inc. 350 East Plumeria Drive San Jose, CA 95134 USA Wireless Cable Modem Gateway CGD24G User Manual.
ii v1.1, May 2009 © 2009 by NETGEAR, Inc. All rights reserved. T echnical Support Please refer to the support informat ion card that shipped with your prod uct. By registering your product at http://www .netgear .com/r egister , we can provide you with faster expert te chnical support and timel y notices of pro duct and software upgrades.
v1.1, May 2009 iii Regulatory Compliance Information This section includes user requirements for operating this product in accordance with National laws for usage of radio spectrum and operation of radio devices.
v1.1, May 20 09 iv FCC Requirement s for Operation in the United S t ates FCC Information to User This product does not contain an y user serviceable components and is to be us ed with approved an tenn as only .
v1.1, May 2009 v FCC Declaration Of Confo rmity W e NETGEAR, Inc., 4500 Great America Parkway , Santa Clara, CA 95054, declare under our sole responsibility that the model CGD24G W ireless Ca ble Modem Ga teway complies with Part 1 5 of FCC Rules.
v1.1, May 20 09 vi.
vii v1.1, May 2009 Content s Wireless Cable Modem Gate way CGD24G User Manual About This Manual Conventions, Formats and Scope ...... ................... ................ .................... ................... .... xi How to Use This Manual ........
Wireless Cable Modem Gateway CGD24G User Manual viii Contents v1.1, May 2009 Using a PIN Entry to Add a WPS Client . ................... ................... .................... ...... 2-12 Connecting Additional Wireless C lient Devices ..............
Wireless Cable Modem Ga teway CGD2 4G User Manual Contents ix v1.1, May 2009 Reserving an IP Address for DHCP U se ............ .................... ................... ............. 5-1 1 Enabling Remote Management ................ ................ .
Wireless Cable Modem Gateway CGD24G User Manual x Contents v1.1, May 2009.
xi v1.1, May 2009 About This Manual The NETGEAR ® W ire less Cable Modem Gateway CGD24G User Manual describes how to install, configure and trou bleshoot the CGD24G W ireless Cable Modem Gate way. The information in this manual is intended for readers with intermediate computer and Internet skills.
Wireless Cable Modem Gateway CGD24G User Manual xii About This Manual v1.1, May 2009 For more information about networ k, Internet, firewall, and VPN technologies, see the links to the NETGEAR website in Appendix B, “Related Documents .
Wireless Cable Modem Ga teway CGD2 4G User Manual About This Manual xiii v1.1, May 2009 – Printing a PDF version of the complete manual . Use the Complete PDF Manual link at the top left corner of any page. • Click the Complete PDF Manual link at the top left corner of any page in the man ual.
Wireless Cable Modem Gateway CGD24G User Manual xiv About This Manual v1.1, May 2009 202-10389-02 v1.0 November 2008 • Added informa tion about groundi ng the cable distribution system. • Added info rmation about attaching brackets to the CGD24G gateway, allowing it to be placed vertically .
1-1 v1.1, May 2009 Chapter 1 Connecting the Gateway to the Internet This chapter describes how to set up the CGD2 4G gateway on you r Local Area Network (LAN), connect to the Internet, and perform basic configuratio n.
Wireless Cable Modem Gateway CGD24G User Manual 1-2 Connecting the Gateway to the Internet v1.1, May 2009 Router Front Panel The front panel of the CGD24G gateway contains status LEDs. Y ou can use the LEDs to verify connections.The following table lists and describes each LED on the front panel of the CGD24G gateway.
Wireless Cable Modem Ga teway CGD2 4G User Manual Connecting the Gateway to t he Internet 1-3 v1.1, May 2009 Router Rear Panel The rear panel of the CGD24G g ateway co ntains the connecti ons identifi.
Wireless Cable Modem Gateway CGD24G User Manual 1-4 Connecting the Gateway to the Internet v1.1, May 2009 Router Side Panel The side panel of the CGD24G gateway contains a WPS button. Y ou can use the Wi -Fi Protected Setup (WPS) feature with clients on the network that are Wi-Fi certified and WP A capable.
Wireless Cable Modem Ga teway CGD2 4G User Manual Connecting the Gateway to t he Internet 1-5 v1.1, May 2009 Connecting the Gateway Follow these steps to install your gateway: 1.
Wireless Cable Modem Gateway CGD24G User Manual 1-6 Connecting the Gateway to the Internet v1.1, May 2009 For a USB connection, connect the USB cable to the USB port on your gateway and to a USB port on your computer . d. Connect the power adapter to the gate way, and plug it into an outlet.
Wireless Cable Modem Ga teway CGD2 4G User Manual Connecting the Gateway to t he Internet 1-7 v1.1, May 2009 b. Browse to the Resour ce CD and install the USB driver by clicking through the W indow s wizard prompts.
Wireless Cable Modem Gateway CGD24G User Manual 1-8 Connecting the Gateway to the Internet v1.1, May 2009 b. Log in to the gateway. Ther e are two methods to log in: • For superuser access, enter mso for the user name and changeme for the password, both in lower case letters.
Wireless Cable Modem Ga teway CGD2 4G User Manual Connecting the Gateway to t he Internet 1-9 v1.1, May 2009 Configuring the Basic Settings T o configure the cable network settings, in the ma in menu, under Setup, select Basic Settings. The Basic Settings screen displays.
Wireless Cable Modem Gateway CGD24G User Manual 1-10 Connecting th e Ga teway to the Internet v1.1, May 2009.
2-1 v1.1, May 2009 Chapter 2 Wireless Configuration For a wireless connection, the SSID, also called the wireless ne twork name, and the wireless security setting must be the same for the gateway and wireless computers or wireless adapters. NETGEAR strongly recommends that you use wireless security .
Wireless Cable Modem Gateway CGD24G User Manual 2-2 Wireless Configuration v1.1, May 2009 • Push 'N' Connect (WPS) automati cally implements wireless secur ity on the gateway while, at the.
Wireless Cable Modem Ga teway CGD2 4G User Manual Wireless Configuration 2-3 v1.1, May 2009 • If using multiple access points, it is better if adjacent access points use different radio frequency channels to reduce interference.
Wireless Cable Modem Gateway CGD24G User Manual 2-4 Wireless Configuration v1.1, May 2009 T o view or manually conf igure the wireless settings: 1. Log in to the gateway using its default a ddress of http://192.168.0.1 or at whatever IP address the unit is currently configured.
Wireless Cable Modem Ga teway CGD2 4G User Manual Wireless Configuration 2-5 v1.1, May 2009 T able 2-1. Wir eless Settings Settings Description Wireless Network Name (SSID) The SSID is also known as the wireless network name. Enter a 32-character (maximum) name in this field.
Wireless Cable Modem Gateway CGD24G User Manual 2-6 Wireless Configuration v1.1, May 2009 Configuring WEP (Wired Equivale nt Privacy) Wireless Security T o configure WEP data encryption: 1. Log in to the gateway using its default a ddress of http://192.
Wireless Cable Modem Ga teway CGD2 4G User Manual Wireless Configuration 2-7 v1.1, May 2009 3. In the W ireless Settings screen, depending on th e encryption strengt h that you want, select one of the.
Wireless Cable Modem Gateway CGD24G User Manual 2-8 Wireless Configuration v1.1, May 2009 • Key 1 through Key 4 : Y ou can manually enter the four data encryption keys. These values must be identical on all computers and acce ss points in your network.
Wireless Cable Modem Ga teway CGD2 4G User Manual Wireless Configuration 2-9 v1.1, May 2009 • WP A2 . This setting provides the AES encryp tion type with au thentication from a RADIUS server . The content that you see in th e W ireless Settings screen d epends on the WP A se tting that you select.
Wireless Cable Modem Gateway CGD24G User Manual 2-10 Wireless Configur ation v1.1, May 2009 4. Depending on the WP A settings that you select, enter the required information: • For WP A-PSK or WP A2-PSK, enter the pre-sh ared key , whic h is a passphra se between 8 and 63 characters.
Wireless Cable Modem Ga teway CGD2 4G User Manual Wireless Configuration 2 -11 v1.1, May 2009 A WPS client can be added using the Pu sh Button method or the PIN method. • Using the Push Button . This is the preferred meth od. See the following section, “Using a WPS Button to Add a WPS Client .
Wireless Cable Modem Gateway CGD24G User Manual 2-12 Wireless Configur ation v1.1, May 2009 When the gateway ad ds the WPS client, it sends the SSID and WP A-PSK or WP A2-PSK configuration to the client. T o access the Internet from any computer connected to your gateway, launch a browser such as Microsoft Internet Explorer or Mo zilla Firefox.
Wireless Cable Modem Ga teway CGD2 4G User Manual Wireless Configuration 2 -13 v1.1, May 2009 3. In the main menu, under Setup, select WPS Settings . The W i-Fi Protected Setup (WPS) screen displays. 4. Select the PIN ST A PIN radio button. 5. Go to the client wireless computer .
Wireless Cable Modem Gateway CGD24G User Manual 2-14 Wireless Configur ation v1.1, May 2009 Adding Just WPS Client s T o add a wireless client devi ce tha t is WPS-enabled, f ollo w the procedures in “Using a WPS Button to Add a WPS Client” on page 2-1 1 or “Using a PIN Entry to Add a WPS Client” on page 2-12 .
Wireless Cable Modem Ga teway CGD2 4G User Manual Wireless Configuration 2 -15 v1.1, May 2009 How to Configure a Wi reless Guest Network T o configure a wireless guest network: 1. Log in to the gateway using its default a ddress of http://192.168.0.1 or at whatever IP address the unit is currently configured.
Wireless Cable Modem Gateway CGD24G User Manual 2-16 Wireless Configur ation v1.1, May 2009 • IP Address . Enter the IP address for the guest network The default IP addresses are as follows: – Netgear_1: 192.168.1. 1 – Netgear_2: 192.168.2. 1 – Netgear_3: 192.
Wireless Cable Modem Ga teway CGD2 4G User Manual Wireless Configuration 2 -17 v1.1, May 2009 How to Configure Wireless Securi ty for a W ireless Guest Network After you have completed step 5 in the previous section, the screen expands and the security options for the guest network display .
Wireless Cable Modem Gateway CGD24G User Manual 2-18 Wireless Configur ation v1.1, May 2009 Configuring Wi-Fi Multimedia W i-Fi Multimedia (WMM), also referred to as W i reless Multimedia, is a subset of the 802.1 1e standard. WMM allows wireless traffic to have a ra nge of priorities, depending on the kind of data.
Wireless Cable Modem Ga teway CGD2 4G User Manual Wireless Configuration 2 -19 v1.1, May 2009 – Off . Acknowledgement messages are disabled. • Power Save Support . Select the power save mode to co nserve battery power in smaller devices that are connected to the gateway: – On .
Wireless Cable Modem Gateway CGD24G User Manual 2-20 Wireless Configur ation v1.1, May 2009 By default, the Access List table is empty . Y ou mu st add wireless clients so that they w ill have access to the wireless network when the list is enabled. 5.
3-1 v1.1, May 2009 Chapter 3 Content Filtering and Firewall Rules This chapter describes how to use content filtering and firewall rules for the gateway.
Wireless Cable Modem Gateway CGD24G User Manual 3-2 Content Filtering and Fire wall Rules v1.1, May 2009 2. Enter the following information: • Contact Email Addr ess . Enter an e-mail address to which the logs will be sent. Use a full e-mail address (for example, ChrisX Y@myISP .
Wireless Cable Modem Ga teway CGD2 4G User Manual Content Filtering an d Firewall Rules 3-3 v1.1, May 2009 1. In the main menu, under Content Filtering, selec t Block Sites. The Block S ites screen displays. 2. T o use keyword blocking, select the Keyword Blocking Enable check box.
Wireless Cable Modem Gateway CGD24G User Manual 3-4 Content Filtering and Fire wall Rules v1.1, May 2009 If the domain www .zzzyyqq.com is specified, the URL <http://www .zzzyyqq.com/xxx.html> is blocked, along with all other URLs in the www .zzzyyqq.
Wireless Cable Modem Ga teway CGD2 4G User Manual Content Filtering an d Firewall Rules 3-5 v1.1, May 2009 3. Click Apply to save your settings. Firewall Rules—Port Forwarding and Port Blocking A firewall has two default rules, one for inbound traf fic (W AN to LAN) and one for outbou nd traffic.
Wireless Cable Modem Gateway CGD24G User Manual 3-6 Content Filtering and Fire wall Rules v1.1, May 2009 game server) or computer visible and available to the Internet. The rule tells the gateway to direct inbound traffic for a particular service to one local server or computer based on the destination port number .
Wireless Cable Modem Ga teway CGD2 4G User Manual Content Filtering an d Firewall Rules 3-7 v1.1, May 2009 • Pro tocol . Select the protocol for the p orts: – TCP . Select TCP only . – UDP . Select UDP only . – Both . Select both TCP and UDP .
Wireless Cable Modem Gateway CGD24G User Manual 3-8 Content Filtering and Fire wall Rules v1.1, May 2009 T o configure port blocking and services to block specific outbound tr affic: 1. In the main menu, under Advanced, select Port Blocking. The Port Blocking screen displays.
Wireless Cable Modem Ga teway CGD2 4G User Manual Content Filtering an d Firewall Rules 3-9 v1.1, May 2009 • Local IP Address . Complete the local IP address for the computer that is using the service. 4. Perform one of the following actions: • Click Add to save your settings.
Wireless Cable Modem Gateway CGD24G User Manual 3-10 Content Filte rin g and Firewall Rules v1.1, May 2009.
4-1 v1.0, November 2008 Chapter 4 Managing Y our Network This chapter describes how to perform network ma nagement tasks with your CGD24G gateway. When you log in to the gateway, the se tasks are grouped under Maintenance.
Wireless Cable Modem Gateway CGD24G User Manual 4-2 Managing Yo ur Network v1.0, Novemb er 2008 The Gateway Status screen fields ar e explained in the following table.
Wireless Cable Modem Ga teway CGD2 4G User Manual Managing Your Network 4-3 v1.0, November 2008 V iewing the Connection St atus Use the Connection screen to track the gateway’ s initialization proced ure, and to get details about the downstream and upstream cable channel.
Wireless Cable Modem Gateway CGD24G User Manual 4-4 Managing Yo ur Network v1.0, Novemb er 2008 The gateway automatically goes through the following steps in the provisioning process: 1. It acquires and locks the dow n st r ea m cha nne l 2. It acquires the upstre am parameters and range.
Wireless Cable Modem Ga teway CGD2 4G User Manual Managing Your Network 4-5 v1.0, November 2008 3. T o change the password, first enter the old p assword, and then enter the new password twice.
Wireless Cable Modem Gateway CGD24G User Manual 4-6 Managing Yo ur Network v1.0, Novemb er 2008 2. In the main menu, under Maintenance, select Backup Settings .
Wireless Cable Modem Ga teway CGD2 4G User Manual Managing Your Network 4-7 v1.0, November 2008 T o clear the log, click Clear Log ; to refresh th e log, click Refr esh . Y ou can enable e-mail notification to receive these logs in an e-mail message. For information about e-mail notifications, see “Configuring Logs” on pag e 3-1 .
Wireless Cable Modem Gateway CGD24G User Manual 4-8 Managing Yo ur Network v1.0, Novemb er 2008 3. Under Ping T est Parameters, enter the following settings: • Ping T arget . Enter the IP address of the comp uter that you wou ld like to ping. • Ping Size .
Wireless Cable Modem Ga teway CGD2 4G User Manual Customizing Your Network 5-1 v1.1, May 2009 Chapter 5 Customizing Y our Network This chapter describes how to customize your ne twork through the advanced settings on your CGD24G gateway. When you log in to the gateway, these task s are grouped under Advanced.
Wireless Cable Modem Gateway CGD24G User Manual 5-2 Customizing Your Networ k v1.1, May 2009 T o configure dynamic DNS: 1. In the main menu, under Advanced, selec t Dynamic DNS. The DDNS screen displays. 2. From the DDNS Service pull down menu, select www .
Wireless Cable Modem Ga teway CGD2 4G User Manual Customizing Your Network 5-3 v1.1, May 2009 T o configure MAC filtering: 1. In the main menu, under Advanced, select MAC Filtering. The MAC Filtering screen displays. The T rusted Devices table shows the PCs that are allowed access to the Internet through the gateway.
Wireless Cable Modem Gateway CGD24G User Manual 5-4 Customizing Your Networ k v1.1, May 2009 • T o deselect a PC from the MAC Filter List , select the PC from the drop-down list, and then clear its Enable check box. Doing so leaves the P C in the MAC Filter List but ensures that the PC is not blocked.
Wireless Cable Modem Ga teway CGD2 4G User Manual Customizing Your Network 5-5 v1.1, May 2009 4. The gateway matches the response to the previo us request, and forwards the response to the PC. (W ithout port triggering, this response would be treated as a n ew co nnection request rather than a response.
Wireless Cable Modem Gateway CGD24G User Manual 5-6 Customizing Your Networ k v1.1, May 2009 – End Port . Enter the start port for the trigger range. • T arget Range . The target range consists of the ra nge of incoming ports that will be opened when triggered: – St a r t P o r t .
Wireless Cable Modem Ga teway CGD2 4G User Manual Customizing Your Network 5-7 v1.1, May 2009 2. If you want the gatew ay to respond to a ping from the Internet, select the Respond to Ping on WA N check box. Responding to pings can be us eful in a diagnostic situation.
Wireless Cable Modem Gateway CGD24G User Manual 5-8 Customizing Your Networ k v1.1, May 2009 2. Enter the following LAN IP settings: • LAN IP Address . Enter the LAN IP address that you would like to assign for your gateway in dotted decimal no tation.
Wireless Cable Modem Ga teway CGD2 4G User Manual Customizing Your Network 5-9 v1.1, May 2009 T o delete an IP address from the DHCP Client Lease Info table: 1. In the DHCP Client Lease Info table, click th e radio button for the MA C and IP address that you want to remove.
Wireless Cable Modem Gateway CGD24G User Manual 5-10 Customizing Your Network v1.1, May 2009 3. Enter the following information: • Remote Password . Enter the user name that will be used from the remote PC to manage the gateway. This password is dif ferent from the password that you use to log int o the gateway from your LAN.
Wireless Cable Modem Ga teway CGD2 4G User Manual Customizing Your Network 5 -11 v1.1, May 2009 Managing the URL to Co nnect to The Gateway T o manage the gateway via the Int ernet, you need its public IP address, as seen from the Internet.
Wireless Cable Modem Gateway CGD24G User Manual 5-12 Customizing Your Network v1.1, May 2009 3. Enter the following information: • Advertisement Period .
6-1 v1.1, May 2009 Chapter 6 T roubleshooting This chapter gives informatio n about troubleshootin g your CGD24G W ireless Cable Modem Gateway. For the common problems listed, go to the section indicated. • Have I connected the gateway correctly? Go to “Basic Func tions” on page 6-1 .
Wireless Cable Modem Gateway CGD24G User Manual 6-2 Troubleshooting v1.1, May 2009 Using LEDs to T roubleshoot The following table pr ovides help when u sing the LEDs for troubleshooting. T able 6-1. Using LEDs to T roubleshoot LED Behavior Action All LEDS are off when the gateway is plugged in.
Wireless Cable Modem Ga teway CGD2 4G User Manual Troubleshooting 6-3 v1.1, May 2009 Connecting to the Gateway’ s Main Menu If you are unable to access the gateway’ s main menu from a computer on your local network, check the following: • Check the Ethernet connection between the co mputer and the gateway as described in the previous section.
Wireless Cable Modem Gateway CGD24G User Manual 6-4 Troubleshooting v1.1, May 2009 T roubleshooting the ISP Connection If your gateway is unable to access the Interne t and your Cable Link LED is on, you may need to register the Cable MAC Address and/or Device MAC Address of you gate way with your cable service provider .
Wireless Cable Modem Ga teway CGD2 4G User Manual Troubleshooting 6-5 v1.1, May 2009 If the path is not working correctly , you could have one of the following pr oblems: • W rong physical connections. – Make sure the LAN port LED is on. If the LED is of f, see “Using LEDs to T roubleshoot” on pag e 6-2 .
Wireless Cable Modem Gateway CGD24G User Manual 6-6 Troubleshooting v1.1, May 2009.
Technical Specifications and Factory Default Set tings A-1 v1.1, May 2009 Appendix A T echnical S pecifications and Factory Default Settings This appendix provides technica l specifications and default f actory settings for the CGD24G W ireless Cable Modem Gateway.
Wireless Cable Modem Gateway CGD24G User Manual A-2 Technical Specifications and Factory Default Settings v1.1, May 2009 Factory Default Settings Y ou can use the reset button located on the rear panel of your Product Family to reset all settings to their factory defaults.
Wireless Cable Modem Ga teway CGD2 4G User Manual Technical Specifications and Factory Default Settings A-3 v1.1, May 2009 Internet Connection W AN MAC address Use default hardware addre ss W AN MTU s.
Wireless Cable Modem Gateway CGD24G User Manual A-4 Technical Specifications and Factory Default Settings v1.1, May 2009.
Related Documents B-5 v1.1, May 2009 Appendix B Related Document s This appendix provides links to reference documents you c an use to gain a more complete understanding of the technolog ies used in your NETGEAR prod uct. Document Link Using Microsof t Vi sta and Windows XP to Manage Wireless Network Connections http://documentation.
Wireless Cable Modem Gateway CGD24G User Manual B-6 Related Documents v1.1, May 2009.
Index-1 v1.1, May 2009 Index B backing up the configuration file 4-5 blocking keywor ds 3-2 PCs based on MAC address 5-5 ports 3-5 , 3-8 services 3-5 sites 3-2 C cable channel 4-3 cable line splitte r.
Wireless Cable Modem Gateway CGD24G User Manual Index-2 v1.1, May 2009 connection 1-1 1 , 1-12 server 1-1 1 LAN IP address 5-1 1 IP settings 5-10 LEDs description 1-2 troubleshooting 5-2 M MAC address.
Wireless Cable Modem Ga teway CGD2 4G User Manual Index-3 v1.1, May 2009 card access li st 2-5 channel 2-5 guest network 2-15 guest network security options 2-17 manually configuring settings 2-3 mult.
Wireless Cable Modem Gateway CGD24G User Manual Index-4 v1.1, May 2009.
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 Gateway CGD24G 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 Gateway CGD24G - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Gateway CGD24G imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Gateway CGD24G ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Gateway CGD24G, 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 Gateway CGD24G.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Gateway CGD24G. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Gateway CGD24G 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.
