Manuale d’uso / di manutenzione del prodotto DSL-G664T del fabbricante D-Link
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DSL-G664T W ireless ADS L Router User ’ s Guide (March 2004) 651G664T.015.
FCC Warning This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
TABLE OF CONTENTS ABOUT THIS USER ’ S GUID E .................................................................................... .I BEFORE YOU STAR T ................................................................................................ .
Save Configuration Change s ........................................................................................................... . 39 ADVANCED ROUTER MANAGEMEN T .................................................................. . 41 UPn P ....
DSL-G664T DSL Router User ’ s Guide i About This User ’ s Guide This user ’ s guide provides instructions on how to install the DSL-G664T ADSL Router and use it to connect a computer or Ethernet LAN to the Internet.
DSL-G664T DSL Router User ’ s Guide ii disabled by other software (such as virus protection or web user security packages) that may be running on your computer. Ethernet Port (NIC Adapter) Any computer that uses the Router must be able to connect to it through the Ethernet port on the Router.
DSL-G664T DSL Router User ’ s Guide iii Information you will need from your ADSL service provider: Username This is the Username used to log on to your ADSL service provider ’ s network. It is commonly in the form − user@isp.com. Your ADSL service provider uses this to identify your account.
DSL-G664T DSL Router User ’ s Guide iv LAN Subnet Mask for the DSL-G664T This is the subnet mask used by the DSL-G664T, and will be used throughout your LAN.
1 Introduction This section provides a brief description of the Router, its associated technologies and a list of Router features. Router Description and Operation The DSL-G664T ADSL Router is designed to provide a simple, cost-effective and secure ADSL Internet connection for wired (Ethernet) and wireless (802.
2 Router Features The DSL-G664T ADSL Router utilizes the latest ADSL enhancements to provide a reliable Internet portal suitable for most small to medium sized offices.
3 Standards Compatibility and Compliance The DSL-G664T complies with or is compatible with the following standards as recognized by their respective agencies. • ITU G.992.1 (G.DMT) compliant • ITU G.992.2 (G.lite “ Splitterless ADSL ” ) compliant • ITU-T Rec.
4 Packing List Open the shipping carton and carefully remove all items. Make sure that you have the items listed here. 1. One DSL-G664T 802.11g Wireless ADSL Ethernet Router 2. One screw-on antenna 3. One CD-ROM containing the User ’ s Guide 4. One twisted-pair telephone cable used for ADSL connection 5.
5 Rear Panel Connections All cable connections to the Router are made at the rear panel. Connect the power adapter here to power on the Router. Use the Reset button to restore the settings to the factory default values in the next chapter for instructions on using the reset button).
6 Introduction to 802.11b Wireless The IEEE 802.11b standard is the most widely used standard for wireless LANs today. A wireless LAN (WLAN) is a cellular computer network that transmits data using radio signals instead of cables. WLAN technology is commonly used in home, small office and large corporate networks.
7 in its broadcast range. WLAN nodes transmit digital data using FM (frequency modulation) radio signals. WLAN devices generate a carrier wave and modulate this signal using various techniques. In this way, digital data can then be superimposed onto the carrier signal.
8 Hardware Installation The DSL-G664T functions on three separate networks: a wired Ethernet LAN, a wireless LAN and a wired ADSL WAN. Placement of the Router must take into account the fact that it is connected to these three networks with three types of media.
9 Power on Router CAUTION: The Router must be used with the power adapter included with the device. To power on the Router: 1. Insert the AC Power Adapter cord into the power receptacle located on the rear panel of the Router and plug the adapter into a suitable nearby power source.
10 Network Connections Network connections are provided through the ADSL port and the four Ethernet ports on the back of the Router. See the Rear Panel diagram above and the illustrations below for examples. Connect ADSL Line Use the ADSL cable included with the Router to connect it to a telephone wall socket or receptacle.
11 Computer to Router Connection Power On Router To power on the Router: 1. Insert the AC Power Adapter cord into the power receptacle located on the rear panel of the Router and plug the adapter into a suitable nearby power source. 2. You should see the Power LED indicator light up and remain lit.
12 Basic Router Configuration The first time you setup the Router it is recommended that you configure the WAN connection using a single computer making sure that both the computer and the Router are not connected to the LAN.
13 Configure Windows XP for DHCP Use the following steps to configure a computer running Windows XP to be a DHCP client. 1. From the Start menu on your desktop, go to Settings , then click on Network Connections . 2. In the Network Connections window, right-click on LAN (Local Area Connection), then click Properties .
14 3. In the General tab of the Local Area Connection Properties menu, highlight Internet Protocol (TCP/IP) under “ This connection uses the following items: ” by clicking on it once. Click on the Properties button. 4. Select “ Obtain an IP address automatically ” by clicking once in the circle.
15 1. In the Windows task bar, click the Start button, point to Settings , and then click Control Panel . 2. Double-click the Network and Dial-up Connections icon. 3. In the Network and Dial-up Connections window, right-click the Local Area Connection icon, and then select Properties .
16 Your computer is now ready to use the Router ’ s DHCP server. Windows 95 and Windows 98 First, check for the IP protocol and, if necessary, install it: 1. In the Windows task bar, click the Start button, point to Settings , and then click Control Panel .
17 Configure Windows 95 and Windows 98 for DHCP 1. Open the Control Panel window, and then click the Network icon. 2. Select the network component labeled TCP/IP, and then click Properties . 3. If you have multiple TCP/IP listings, select the listing associated with your network card or adapter.
18 Access the Configuration Manager Now that your computer ’ s IP settings allow it to communicate with the Router, you can access the configuration software. Note Be sure that the web browser on your computer is not configured to use a proxy server in the Internet settings.
19 Use the default user name admin and password admin for first time setup. You should change the web-based manager access user name and password once you have verified that a connection can be established. The user name and password allows any PC within the same subnet as the Modem to access the web-based manger.
20 Setup Menu The Setup window offers links to menus to configure settings for the LAN (Local Area Network) and for the WAN (Wide Area Network) setup. The first menu you see when clicking the Setup tab or the Go to setup wizard hyperlink is the Setup menu.
21 Wireless Settings Click the Enable AP box to allow the router to operate in the wireless environment. SSID: The SSID identifies members of Service Set. Accept the default name or change it to something else. If the default SSID is changed, all other devices on the wireless network must use the same SSID.
22 Wireless Security The DSL-G664T offers three types of network security: WEP , 802.1X , and WPA . WEP WEP (Wireless Encryption Protocol) encryption can be enabled for security and privacy. WEP encrypts the data portion of each frame transmitted from the wireless adapter using one of the predefined keys.
23 Important Note: If encryption of any kind, at any level is applied to the Router, all devices on the network must comply with all security measures. 802.1X Some network-security experts now recommend that wireless networks use 802.1X security measures to overcome some weaknesses in standard WEP applications.
24 WPA (Wi-Fi Protected Access) Wi-Fi Protected Access was designed to provide improved data encryption, perceived as weak in WEP, and to provide user authentication, largely nonexistent in WEP. For most small networks, such as in a small business or home-based enterprise, WPA is the easiest way to obtain effective network security.
25 Enter the appropriate values, then click Apply . Important Note: If encryption of any kind, at any level is applied to the Router, all devices on the network must comply with all security measures. Modem Setup The Modem Setup menu is used to change the Modulation Type used for the ADSL connection.
26 Configure Connection 1 for PPPoA PPP or Point-to-Point protocol is a standard method of establishing a network connection/session between networked devices. Different forms of PPP include PPPoA and PPPoE (discussed below) involve an authentication process that requires a username and password to gain access to the network.
27 8. Click the Apply button when you have entered all the information. The web browser will briefly go blank. You are now finished changing setting for the primary WAN connection known as Connection 1. It is now necessary to save the changes you just made and restart the Router.
28 Figure 3-10. Setup – Configure Connection 1 for PPPoE To configure Connection 1 for PPPoE, follow the steps listed below. Some of the settings do not need to be changed the first time the device is set up, but can be changed later if you choose. 1.
29 Configure Connection 1 for Bridge “ Bridge ” means a pure bridged connection with no IP address assigned to the Router. This connection method makes the Router act as a bridge, and just passes packets across the DSL port.
30 9. To save the changes made to Connection 1, click the Tools tab and then click on the System Commands button. Click on the Save All button to store the configuration settings. Click on Back button to return to the System Commands menu. 10. Check the WAN connection status.
31 7. The Encapsulation values LLC (SNAP) and VC (MUX) are two different methods of encapsulating the PPP packet. Contact your ISP to make sure which encapsulation is being supported.
32 Configure Connection 1 for DHCP for WAN Dynamic Host Configuration Protocol (DHCP) allows the gateway to automatically obtain the IP address from a DHCP server on the service provider ’ s network. The service provider assigns a global IP address from a pool of addresses available to the service provider.
33 10. Check the WAN connection status. Click the Status tab and then the Connection Status button. Look under WAN to view the State of Connection 1, it should read Connected . If the WAN connection state does not appear to Connected after a few minutes, go back to the Connection 1 Setup menu, check the settings and make sure they are correct.
34 9. Click the Apply button when you have entered all the information. The web browser will briefly go blank. You are now finished changing setting for the primary WAN connection known as Connection 1. It is now necessary to save the changes you just made and restart the Router.
35 New Connection Example 2 - Create a New Bridge Connection You may create new connections to suit different purposes. For example, let ’ s create a new Bridge connection used to connect directly to a server acting as a firewall and proxy. 1. Click the New Connection button.
36 DHCP Configuration for LAN The Router supports three DHCP modes for the LAN. By default, DHCP service is provided using an IP pool of 192.168.1.2 – 192.168.1.254 for a total of 253 IP addresses available. The Router can also relay DHCP service from another server through the WAN port.
37 Enable DHCP Relay Some service providers provide DHCP service for private networks from their own servers. To enable DHCP service form outside your LAN select the DHCP Relay option and type in the server IP address in the Relay IP field. Figure 3- 18.
38 Management IP The IP address of the Router can be changed to suit the requirements of your LAN. Remember, if you are using DHCP from the Router, the IP address must be consistent with the DHCP IP settings. Figure 3- 19. Configure Management IP Change IP settings as desired and click the Apply button to change the DHCP Relay settings.
39 Save Configuration Changes Any changes made to the Router ’ s configuration must be saved to non-volitile memory or they will be lost if the Router is restarted or powered off. When you are finished making changes to the Router settings, follow the instructions here to save the new settings.
40 To save the new settings, click on the Save All button. It will take a second or two to perform the save. After the save is completed, a message appears in a new menu (see below).
41 Advanced Router Management Click the Advanced tab to access menus used to configure UPnP , Port Forwarding , Access Control , Advanced Security (including NAT, Firewall and DMZ setup), LAN Clients , Bridge Filters , Multicast pass- through, Static Routing and Dynamic Routing (RIP setup) and Wireless Management and Wireless Performance .
42 UPnP UPnP supports zero-configuration networking and automatic discovery for many types of networked devices. When enabled, it allows other devices that support UPnP to dynamically join a network, obtain an IP address, convey its capabilities, and learn about the presence and capabilities of other devices.
43 LAN Clients The LAN Clients menu is used when establishing Port Forwarding, Access Control and Advanced Security rules for IP addresses on the LAN. This menu can be accessed directly by clicking on the LAN Clients button or hyperlink in the Advanced setup menu.
44 Port Forwarding Port Forwarding allows specific functions to bypass NAT protection that would otherwise not allow them to function. To use Port Forwarding, you must have specific client IP addresses available for configuration. Use the LAN Clients menu to establish client IP addresses available for port forwarding.
45 You may also create customized rules to manage TCP/UDP ports. The pre-configured rules include those listed in the table here: Category Available Rules Games: Alien vs.
46 The User category for port forwarding is used to set up customized port forwarding rules. Figure 4- 5. Set up Custom Port Forwarding Rules To set up custom TCP or UDP port forwarding rules, follow these steps: 1. Select the User category and click the Add button located below the Available Rules list.
47 2. Type a Rule Name in the space provided. 3. Select the port Protocol from the pull-down menu - you may select TCP , UDP or both ( TCP/UDP ). 4. Configure a range of ports for forwarding. Type the lowest numbered port in the range in the Port Start space.
48 Access Control Access Control settings are used to block various services and protocols for specific client IP addresses. The configuration process is similar to setting up port forwarding, except access control will deny specific functions to client IP addresses.
49 Access Control pre-configured rules are the same as for port forwarding: Category Available Rules Games: Alien vs. Predator, Asheron ’ s Call, Dark Rein, Delta Force, Doom, Dune, DirectX Games, E.
50 Advanced Security Use the Advanced Security features of the Router to globally enable or disable NAT and Firewall protection for any WAN connection, enable or disable DMZ IP addresses, enable or disable remote Telnet or web management from specified IP addresses, and enable/disable ICMP ping packets from the WAN.
51 Setup Remote Management Telnet and web management through the WAN port can be enabled for specified IP addresses. To enable remote management, click to check the selection box for Remote Telnet or Remote Web and type in an IP address and net mask of a trusted host.
52 Multicast Pass-through Multicast pass-through can be enabled or disabled for any WAN connection. When enabled it allows IGMP packets to pass through the WAN interface. IGMP packets are used to control multicasts and discontinue multicasts to individual IP addresses when they are no longer needed.
53 Static Routing Use Static Routing to specify a route used for data traffic within your Ethernet LAN or to route data on the WAN. This is used to specify that all packets destined for a particular network or subnet use a predetermined gateway. Figure 4-11.
54 Dynamic Routing The Router supports RIP v1 and RIP v2 used to share routing tables with other Layer 3 routing devices. It also supports use of password protection which requires password verification for RIP requests. Use the Dynamic Routing menu to enable RIP and if desired to configure password protection.
55 Wireless Management For added security you can opt to use Access Control based on the MAC address. This feature lets you create a list of MAC addresses that are allowed or denied association with the Router through the wireless interface.
56 The remaining connection types (Bridge, Static, DHCP and CLIP) connect upon saving the settings and restarting the Router. These connections can be disconnected only if the connection set is deleted. To delete any WAN connection set, click on the Delete button in the menu for the connection.
57 Tools and Utility Menus The menus lited under the Tools tab are used for System Commands to save settings, restart and reset the Router; to set up Remote Log information; for User Management ; to u.
58 User Management It is a good idea to change the management user information used for the Router before or immediately after establishing a link to the WAN. Figure 4-14. User Management menu To change the user name and password used for management access to the Router: 1.
59 System Commands The System Commands are used to save settings to non-volatile memory, to reboot the Router and to restore factory default settings to the Router.
60 Remote Log Us the Remote Log menu to set up logging to servers or computers that are located outside the LAN or subnet of the Router. Figure 4-16. Remote Log menu Select the Log Level from the pull-down menu. The levels available are: Alert, Critical, Debug, Error, Info, Notice, Panic and Warning .
61 Update Gateway Use the Update Gateway feature to load the latest firmware for the device. You can obtain the latest version of the DSL-G664T firmware by logging onto the D-Link web site at www.dlink.com. Save the latest firmware version to a file on your computer or an accessible TFTP server.
62 Ping Test The Ping Test menu allows you to ping any IP address from the Router to test connectivity to the address. Figure 4-18. Tools – Ping Test window To Ping a device, first enter the IP addr.
63 Modem Test The Modem Test menu is used for trouble shooting connection problems on the WAN interface. You can test for connectivity on the service provider ’ s network for any WAN connection. Test for F5 or F4 connection on the near segment or end-to-end.
64 Status Menus Use the Status windows to display various performance data about the Router Figure 4-20. Status displa y links Click the hyperlink or menu button for the desired Status window.
65 Network Statistics Figure 4-21. Network Statistics window Choose the desired interface at the top of the window and then click Refresh to view Ethernet network statistics.
66 Connection Status Figure 4-22. Connection Status window Click Refresh to view connection status information..
67 DHCP Clients This window displays the status of all current DHCP clients. Figure 4-23. DHCP Clients windo w.
68 Modem Status This window displays DSL statistics and various modem status data. Figure 4-24. Modem Status windo w.
69 Product Information This window displays product information including hardware and firmware versions. Figure 4-25. Product Information window.
70 System Log The system log displays chronological event log data. Figure 4-26. S y stem Log window Click Refresh to get the most current system log information.
71 Help Menu Help menu links provide more information for configuring various Router functions. Figure 4-27. Opening Help windo w.
72 Technical Specifications GENERAL Standards: ITU G.992.1 (G.dmt) ITU G.992.2 (G.lite) ITU G.994.1 (G.Hs) ITU-T Rec. I.361 ITU-T Rec. I.610 IEEE 802.3 IEEE 802.
73 Physical and Environmental AC Inputs: Po w er Adapter: Input: 120V AC, 60 Hz Output: 12V AC, 1.2A Po w er Consumption: 12 Watts (max) Operating Temperature: 0 ° to 40 ° C (32 ° - 104 ° F) Humid.
74 IP Address Setup The DSL-G664T is designed to provide network administrators maximum flexibility for IP addressing on the Ethernet LAN. The easiest IP setup choice in most cases is to let the Router do it using DHCP, which is enabled by default. This appendix briefly describes various options including DHCP, used for IP setup on a LAN.
75 Router). Notice that the subnet mask is the same for all machines and the default gateway address is the LAN IP address of the Router. It is a good idea to make a note of each device ’ s IP address for reference during troubleshooting or when adding new stations or devices.
76 I P Concep t s This appendix describes some basic I P concepts, the TCP/I P addressing scheme and shows how to assign I P Addresses. When setting up the Route r , you must make sure it has a valid I P address.
77 I P Net w ork Classes Class Maximum Number of Networks in Class Net w ork Addresses (Host Portion in Parenthesis) Maximum Number of Hos t s per Net w ork A 126 1(.0.0.0) to 126(.0.0.0) 16,777,214 B 16,382 128.1(.0.0) to 191.254(.0.0) 65,534 C 2,097,150 192.
78 IP Class Subnet Mask Class A 255.0.0.0 Class B 255.255.0.0 Class C 255.255.255.0 Subnet mask settings other than those listed above add significance to the interpretation of bits in the IP address. The bits of the subnet mask correspond directly to the bits of the IP address.
79 Microfilters and Splitters Most ADSL clients will be required to install a simple device that prevents the ADSL line from interfering with regular telephone services. These devices are commonly referred to as microfilters or sometimes called (inaccurately) line splitters.
80 Line Splitter If you are instructed to use a “ line splitter ” , you must install the device between the Modem and the phone jack. Use standard telephone cable with standard RJ-11 connectors. The splitter has three RJ-11 ports used to connect to the wall jack, the Modem and if desired, a telephone or telephone device.
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 D-Link DSL-G664T 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 D-Link DSL-G664T - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso D-Link DSL-G664T imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul D-Link DSL-G664T ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il D-Link DSL-G664T, 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 D-Link DSL-G664T.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il D-Link DSL-G664T. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo D-Link DSL-G664T 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.
