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Содержание DSL-G664T

Страница 1: ...DSL G664T WirelessADSLRouter User sGuide March 2004 651G664T 015 ...

Страница 2: ...n a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures Warnung Dies ist ein Produkt der Klasse A Im Wohnbereich kann dieses Produkt Funkstoerungen verursachen In diesem Fall kann vom Benutzer verlangt werden angemessene Massnahmen zu ergreifen Precaució n Este es un producto de Clase A En un entorno doméstico puede causar...

Страница 3: ...work Connections 10 Power On Router 11 Factory Reset Button 11 BASIC ROUTER CONFIGURATION 12 Configuring IP Settings on Your Computer 12 Access the Configuration Manager 18 Login to Home Page 18 Configure the Router 19 Setup Menu 20 Wireless Settings 21 Wireless Security 22 Configure Connection 1 for PPPoA 26 Change the Connection Type 27 Configure Connection 1 for PPPoE 27 Configure Connection 1 ...

Страница 4: ...ng 54 Wireless Management 55 Multiple Virtual Connections 55 Tools and Utility Menus 57 User Management 58 System Commands 59 Remote Log 60 Update Gateway 61 Ping Test 62 Modem Test 63 Status Menus 64 Network Statistics 65 Connection Status 66 DHCP Clients 67 Modem Status 68 Product Information 69 System Log 70 Help Menu 71 TECHNICAL SPECIFICATIONS 72 IP ADDRESS SETUP 74 IP CONCEPTS 76 MICROFILTER...

Страница 5: ...ory For some users only their account information Username and Password is required For others various parameters that control and define the Internet connection will be required You can print out the two pages below and use the tables to list this information This way you have a hard copy of all the information needed to set up the Router If it is necessary to reconfigure the device all the neces...

Страница 6: ... addresses that are allowed to associate with the device Please read the section on Wireless Configuration Additional Software It may be necessary to install software on your computer that enables the computer to access the Internet Additional software must be installed if you are using the device a simple bridge For a bridged connection the information needed to make and maintain the Internet con...

Страница 7: ...the PAP and CHAP protocols VPI This is the Virtual Path Identifier VPI It is used in conjunction with the Virtual Channel Identifier VCI below to identify the data path between your ADSL service provider s network and your computer VCI This is the Virtual Channel Identifier VCI It is used in conjunction with the VPI above to identify the data path between your ADSL service provider s network and y...

Страница 8: ...be configured to Obtain an IP address automatically that is they need to be configured as DHCP clients It is recommended that your collect and record this information here or in some other secure place in case you have to re configure your ADSL connection in the future Once you have the above information you are ready to setup and configure your DSL G664T ADSL Router Note The Modem may be reset to...

Страница 9: ...ng and port redirection can help protect your network from potentially devastating intrusions by malicious agents outside your network All the 802 11g wireless settings for the Router are entered on a single page in the web manager Security for the wireless interface comes in two forms WEP Encryption and MAC Address Control What is ADSL Asymmetric Digital Subscriber Line ADSL is an access technolo...

Страница 10: ...allows you to select a data path to a particular network destination that will remain in the routing table and never age out If you wish to define a specific route that will always be used for data traffic from your LAN to a specific destination within your LAN for example to another router or a server or outside your network to a ISP defined default gateway for instance Default Routing This allow...

Страница 11: ...nt RFC 1877 Automatic IP assignment compliant RFC 1994 Challenge Handshake Authentication Protocol compliant Supports RFC 2131 and RFC 2132 DHCP functions including automatic assignment of IP address use of subnet mask and default gateway and provision of DNS server address for all hosts RFC 2364 PPP over ATM compliant PPPoA compliant RFC 2516 PPP over Ethernet compliant PPPoE compliant RFC 2684 B...

Страница 12: ...Act and WLAN 1 4 Link Act indicators The ADSL and Ethernet indicators monitor link status and activity Link Act Power Steady green light indicates the unit is powered on When the device is powered off this remains dark Status Lights steady green during power on self test POST Once the connection status has been settled the light will blink green If the indicator lights steady green after the POST ...

Страница 13: ... the Reset button to restore the settings to the factory default values in the next chapter for instructions on using the reset button Note The Router may be rebooted by disconnecting and then reconnecting the power Antenna ADSL Port Connect ADSL cable here Ethernet Ports Connect Ethernet cables here Factory Reset Button Power Cord connects here ...

Страница 14: ...y s 11 megabits per second 802 11b wireless networks are fine for broadband Internet access which typically tops out at about 1 mbps but rather slow for large internal file transfers or streaming video However 54 mbps corporate oriented 802 11a is expensive and because its radio uses the 5 GHz band and 802 11b uses the 2 4 GHz band upgrading to an 802 11a network means either scrapping 802 11b gea...

Страница 15: ...rect SSID after a negotiation process takes place The DSL G664T broadcasts its SSID so that any wireless station in range can learn the SSID and ask permission to associate with it Many wireless adapters are able to survey or scan the wireless environment for access points An access point in Infrastructure mode allows wireless devices to survey that network and select an access point with which to...

Страница 16: ...range and signal strength use these basic guidelines 1 Keep the number of walls and ceilings to a minimum The signal emitted from Wireless LAN devices can penetrate through ceilings and walls However each wall or ceiling can reduce the range of Wireless LAN devices from 1 to 30M Position your wireless devices so that the number of walls or ceilings obstructing the signal path is minimized 2 Consid...

Страница 17: ...lish the ADSL connection if the ADSL line is connected and the Router is properly configured this should light up after several seconds If this is the first time installing the device some settings may need to be changed before the Router can establish a connection Factory Reset Button The Router may be reset to the original factory default settings by depressing the reset button for a few seconds...

Страница 18: ...must operate at a speed of 10 100 Mbps only When connecting the Router to any Ethernet device that is capable of operating at speeds between 0 100Mbps be sure that the device has auto negotiation NWay enabled for the connecting port Use standard twisted pair cable with RJ 45 connectors The RJ 45 port on the Router is a crossed port MDI X Follow standard Ethernet guidelines when deciding what type ...

Страница 19: ...uter will attempt to establish the ADSL connection if the ADSL line is connected and the connection is properly configured this should light up after several seconds Factory Reset Button The Router may be reset to the original factory default settings by depressing the reset button for a few seconds while the device is powered on Use a ballpoint or paperclip to push down the reset button Remember ...

Страница 20: ...nnect to the service provider s network There are different methods used to establish the connection to the service provider s network and ultimately to the Internet You should know what Encapsulation and connection type you are required to use for your ADSL service It is also possible that you must change the PVC settings used for the ADSL connection Your service provider should provide all the i...

Страница 21: ...teps 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 ...

Страница 22: ...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 Click the OK button Your computer is now ready to use the Router s DHCP server Windows 2000 First check for the IP protocol and if necessary install it ...

Страница 23: ...to confirm and save your changes and then close the Control Panel Your computer is now ready to use the Router s DHCP server Windows ME 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 2 Double click the Network and Dial up Connections icon 3 In the Network and Dial up Connections window righ...

Страница 24: ...en enabled skip to Configure IP Information Windows 95 98 3 If TCP IP does not display as an installed component click Add The Select Network Component Type dialog box displays 4 Select Protocol and then click Add The Select Network Protocol dialog box displays 5 Click on Microsoft in the Manufacturers list box and then click TCP IP in the Network Protocols list box 6 Click OK to return to the Net...

Страница 25: ... The Protocols tab displays a list of currently installed network protocols If the list includes TCP IP then the protocol has already been enabled Skip to Configure IP Information 5 If TCP IP does not display as an installed component click Add 6 In the Select Network Protocol dialog box select TCP IP and then click OK You may be prompted to install files from your Windows NT installation CD or ot...

Страница 26: ...ick the Connections tab and click on the LAN Settings button 4 Verify that the Use proxy server option is NOT checked If it is checked click in the checked box to deselect the option and click OK Alternatively you can access this Internet Options menu using the Tools pull down menu in Internet Explorer To use the web based management software launch a suitable web browser and direct it to the IP a...

Страница 27: ...ter The first page that appears after you successfully login displays information about the Router and its connection status Tabs across the top of the screen show other available menus Setup Advanced Tools Status and Help Figure 3 2 Home Status Information window When the Router is used to provide Internet access it actually must first access your service provider s network that is it must commun...

Страница 28: ...er Figure 3 3 Opening Setup window If you are not instructed to change the modulation type click the Wireless button or hyperlink to configure the wireless settings Skip ahead to Configure Connection below to configure a PPPoA connection type Detailed instructions follow on how to configure other connection types If you are instructed to change the method of modulation used for ADSL click the Mode...

Страница 29: ...t all devices communicating with the device must use the same channel and use the same SSID Use the drop down menu to select the channel used for your 802 11g wireless LAN The wireless channel number is available from your Internet Service Provider ISP If network Security is not used click None then click Apply Important Note For initial configuration of the Router make sure that None is selected ...

Страница 30: ...e predefined keys The router offers 64 128 or 256 bit encryption with four keys available To bring up the WEP configuration window click the WEP radio button Figure 3 5 WEP configuration window From the drop down menu select an Authentication Type Open Shared or Both Select a key by clicking a radio button on the left select an encryption level from the drop down menu on the right then enter the p...

Страница 31: ...l potential users Server IP Address enter the IP address of the Radius server Port enter a port number or accept the default Secret enter a password 1 63 character Group Key Interval time in seconds after which the Group Key is changed automatically 1 99999 Important Note The values needed for the above entries can be obtained from your Internet Service Provider ISP Figure 3 6 802 1X configuration...

Страница 32: ...tive network security Of the three options in WPA PSK String is the easiest to implement Figure 3 7 WPA configuration window Group Key Interval time in seconds after which the Group Key is changed automatically 1 99999 802 1X IP address of the RADIUS server Port number and Secret password can be obtained from your Internet Service Provider ISP PSK HEX PSK Pre Shared Key Hex is a hexadecimal value ...

Страница 33: ...n explicit instructions to change it Note Do not change the ADSL Modulation type used unless you have been instructed to do so If this setting is not configured properly the Router will not work Figure 3 8 Modem Setup menu change modulation type If you are instructed by your ISP to change the Modulation type is used for your service select the desired modulation type and then click Apply The modul...

Страница 34: ...sired type as described below in Change the Connection Type 1 Click the Connection 1 button under WAN Setup to view the PPPoA Connection Setup menu pictured in the example above 2 Type in a Name for the connection or use the default name WAN_PPPoA in the space provided 3 Under Options enable NAT and or Firewall by selecting the corresponding selection box 4 If you are told to change the VPI or VCI...

Страница 35: ...er are the PPPoE PPP over Ethernet CLIP Classical IP over ATM or IPoA DHCP for WAN Static IP for WAN and Bridge connection types There are two ways you may configure the WAN connection to use these alternative types You can create a New Connection using the alternative connection type or you may configure the Connection 1 settings to use the connection type of choice This section describes how to ...

Страница 36: ...by your service provider 8 Type the Username and Password used to verify the identity of your account Typically the Username is an account number assigned by your ISP and appears in the form account serviceprovider com while the Password may have been chosen by the account holder For most users the remaining settings will not need to be changed See your ISP for further information 9 Click the Appl...

Страница 37: ...ge the menu so it offers fewer settings for configuration 3 Type in a Name in the space provided WAN_PPPoA is used in the above example 4 If you are told to change the VPI or VCI values type in the values given to you by your service provider Many users will be able to use the default settings 5 Leave the default QoS values if you are unsure or the ISP did not provide this information 6 Do not cha...

Страница 38: ...e you to have access to other web servers Valid IP addresses range from 1 0 0 1 to 223 255 255 254 Figure 3 12 Setup Configure Connection 1 for Static IP for the WAN To configure the WAN connection for Static perform 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 Click the Connection 1 button under ...

Страница 39: ...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 11 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 12 Check the WAN con...

Страница 40: ...ame in the space provided WAN_PPPoA is used in the above example 4 If you are told to change the VPI or VCI values type in the values given to you by your service provider Many users will be able to use the default settings 5 Leave the default QoS values if you are unsure or the ISP did not provide this information 6 Do not change the PCR or SCR values unless you are required to do so If you are t...

Страница 41: ...ou choose 1 Click the Connection 1 button under WAN Setup to view the default PPPoA Connection Setup configuration menu 2 Select CLIP from the Type pull down menu This action will change the menu so it offers different settings for configuration 3 Type in a Name in the space provided WAN_PPPoA is used in the above example 4 Under Options enable NAT and or Firewall by selecting the appropriate chec...

Страница 42: ...ton configuration settings The new set created will be labeled Connection 2 additional connections created will be likewise labeled Connection 3 Connection 4 and so on Use the method described here to create up to 8 different connection configuration sets At any time you may reconfigure the settings for any previously created connection by clicking on the menu button for the connection displayed u...

Страница 43: ...k the New Connection button 2 Select Bridge from the Type menu 3 Configure the remaining settings including VPI and VCI as necessary 4 Click the Apply button Notice that a new menu button Connection 3 appears under WAN Setup 5 Remember to save any newly created connections using the Save All procedure in the Tools System Commands menu Figure 3 16 Set up a New Connection Connection 3 To delete the ...

Страница 44: ...ver On option to enable DHCP service from the Router enabled by default and configure DHCP server parameters as follows DHCP Parameter Description Start IP Type in the base address for the IP pool of unassigned IP addresses This IP address must be consistent with the Management IP address of the Router Normally the Start IP address is one greater than the Management IP address End IP Type in the l...

Страница 45: ...r 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 Configure DHCP Relay Service Click the Apply button to change the DHCP Relay settings Remember to Save All in the Tools System Commands menu ...

Страница 46: ...rom 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 You may also provide a Host name and Domain name if necessary for your LAN Remember to Save All in the Tools System Commands menu ...

Страница 47: ...uter is restarted or powered off When you are finished making changes to the Router settings follow the instructions here to save the new settings Figure 3 20 Router Tools Menus Click on the Tools tab to access the System Commands menu link then click the System Commands link to see the menu pictured below Figure 3 21 Available System Commands ...

Страница 48: ...cond or two to perform the save After the save is completed a message appears in a new menu see below Figure 3 22 Changes permanently saved message To return to the System Commands menu you can click the Back button in the new menu or use the back function of the web browser ...

Страница 49: ...onfigure 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 Figure 4 1 Advanced setup main menu ...

Страница 50: ...if available on the network UPnP also allows supported devices to leave a network automatically without adverse effects to the device or other devices on the network UPnP can be supported by diverse networking media including Ethernet 802 11g wireless Firewire phoneline and powerline networking Figure 4 2 Advanced UPnP window To enable UPnP for any available connection click to check the Enable UP...

Страница 51: ...d IP addresses will only be listed if DHCP is enabled on the Router Figure 4 3 LAN Clients Setup To add a static IP address to the list of available IP addresses type an IP address that falls within the range a available IP addresses and click on the Add button In the example above available addresses range from 1 0 0 1 to 223 255 255 254 Any addresses added will appear in the list of Static Addre...

Страница 52: ...ish client IP addresses available for port forwarding Note In order to use Port Forwarding Firewall support must be enabled See Enable Disable NAT and Firewall in the Advanced Security menu Figure 4 4 Advanced Port Forwarding window There are many different pre configured rules available for specific functions such as Internet gaming VPN streaming and interactive multi media standard TCP IP protoc...

Страница 53: ... 2 POP3 IMAP IRC Lotus Remote User Use this to set up custom TCP UDP port rules To configure a new port forwarding rule for any of the pre configured rules follow these steps 1 Select the WAN connection you want to use for the new rule from the Choose a connection pull down menu 2 Select a LAN IP from the available client IP addresses listed in the pull down menu or create a New IP by clicking the...

Страница 54: ...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 This will change the menu to look like the example below Figure 4 6 Port Forwarding User Rules Management ...

Страница 55: ...orwarding Type the lowest numbered port in the range in the Port Start space Type the highest numbered port in the Port End space For a single port just enter the same number in both spaces 5 Type a number for the Port Map in the space provided 6 Click the Apply button to create the new rule The new rule will appear listed in the table of custom port forwarding rules ...

Страница 56: ... of access rules is maintained for each controlled IP address that operates on all WAN connections Note In order to use Port Access Control Firewall support must be enabled See Enable Disable NAT and Firewall in the Advanced Security menu Figure 4 7 Access Control menu Remember if the client IP address you want does not appear listed in the LAN IP pull down menu click on the New IP button to go to...

Страница 57: ...nu see above 2 Select the Category of the rule you are creating The Available Rules for the category appear listed 3 Highlight to select the Available Rule you want to apply 4 Click on the Add button to place the rule in the Applied Rules list of port forwarding that are actively applied to the client The Available Rules can be applied to a single client IP address That is it is not possible to us...

Страница 58: ... for any connection type except Bridge connections By default they are enabled for WAN connections except Bridge connections when they are first set up Firewall protection includes the previously discussed Port Forwarding and Access Control Therefore this must be enabled to use these features To enable NAT and Firewall protection for any WAN connection including Bridge type connections check the E...

Страница 59: ...able the entire set of rules without losing the rules that have been configured Figure 4 9 Bridge Filters menu To add a bridge filter rule check Enable Bridge Filters type in a Source MAC a Destination MAC or both in the entry fields and click the Add button To edit an existing rule select the rule by clicking the Edit radio button The rule will appear in the entry fields above as it is currently ...

Страница 60: ... packets are used to control multicasts and discontinue multicasts to individual IP addresses when they are no longer needed Figure 4 10 Multicast pass through menu To enable Multicast pass through for any WAN connection select the connection and click the Enable IGMP Multicast box to select the option then click the Apply button Remember to save the configuration changes ...

Страница 61: ...c Routing menu To add a static route choose a connection from the pull down menu and then enter a New Destination IP address subnet Mask Gateway IP address and Metric value Click Apply to enter the new static route in the table below The route becomes active immediately upon creation To remove a static route from the table in the bottom half of the window choose to Delete it from the table and cli...

Страница 62: ...ing menu to enable RIP and if desired to configure password protection Figure 4 12 Dynamic Routing RIP menu To enable RIP v1 check Enable RIP select RIP v1 Protocol select the Direction In Out or Both and click Apply To enable RIP v2 or RIP v1 Compatible select the appropriate Protocol and Direction and click Apply To use password protection for RIP v2 or RIP v1 Compatible protocols check Enable P...

Страница 63: ...to establish a private connection to remote offices or maintain a server accessible through the WAN port Provision for additional PVC profiles must be done through the telephone company or telecommunications services company The remote user must have suitable ADSL equipment for a successful connection The New Connection menu is used to configure additional WAN connection that can operate simultane...

Страница 64: ...atic 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 ...

Страница 65: ...e Router to set up Remote Log information for User Management to update firmware and load saved configuraiton files in the Update Gateway menu to perform a Ping test and to test the DSL network connectivitiy in the Modem Test menu Figure 4 13 Tools and utility menu links Click the hyperlink or menu button to view the desired menu ...

Страница 66: ... the WAN Figure 4 14 User Management menu To change the user name and password used for management access to the Router 1 Type the current User Name in the entry field provided 2 Type in the new Password in the entry field provided 3 Type in the new password again in the Confirm Password field 4 If desired change the Idle Timeout value 5 Click Apply ...

Страница 67: ...outer If you have not saved your changes the Router will revert to the previously saved configuration upon rebooting the Router Restart AP Click to restart the Wireless AP Access Point The Wireless AP must be restarted any time wireless configuration is changed Restore The DSL G664T can be reset to the default configuration for all settings using the Restore option This will also change the both t...

Страница 68: ...ype in the IP address of a receiver for the log message in the Add an IP Address field and click on the Add button Log message receivers that are added appear listed in the Select a logging destination pull down menu These may be used at any time for other types of log messages To remove a log message receiver from the list select it and click on the Remove button Click the Apply button when you h...

Страница 69: ...y button to begin copying the file The file will load and restart automatically Use the Configuration Backup Restore features to store current settings to a file on your computer or to load previously saved configuration files on the device To save the current settings to a configuration file on your computer type in the full name and path in the Select a Configuration file space or click on the B...

Страница 70: ...ter the IP address of the device that you wish to Ping into the first field the Packet Size in bytes in the second field and finally enter the number of times you wish the Ping function to attempt a connection to the desired device into the third field Click Test to start the Ping mechanism The results of the Ping will be shown in the result box in the bottom half of the window ...

Страница 71: ...ms 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 Figure 4 19 Tools Modem Test window To test your modem select a Connection choose a Test Type and click Test ...

Страница 72: ...64 Status Menus Use the Status windows to display various performance data about the Router Figure 4 20 Status display links Click the hyperlink or menu button for the desired Status window ...

Страница 73: ...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 ...

Страница 74: ...66 Connection Status Figure 4 22 Connection Status window Click Refresh to view connection status information ...

Страница 75: ...67 DHCP Clients This window displays the status of all current DHCP clients Figure 4 23 DHCP Clients window ...

Страница 76: ...68 Modem Status This window displays DSL statistics and various modem status data Figure 4 24 Modem Status window ...

Страница 77: ...69 Product Information This window displays product information including hardware and firmware versions Figure 4 25 Product Information window ...

Страница 78: ...70 System Log The system log displays chronological event log data Figure 4 26 System Log window Click Refresh to get the most current system log information ...

Страница 79: ...71 Help Menu Help menu links provide more information for configuring various Router functions Figure 4 27 Opening Help window ...

Страница 80: ... 2364 PPP over ATM RFC 1631 NAT RFC 1877 Automatic IP assignment RFC 2516 PPP over Ethernet Supports RFC 2131 and RFC 2132 DHCP Compatible with all T1 413 issue 2 full rate DMT over analog POTS and CO DSLAM equipment Supports ATM Forum UNI V3 1 PVC Protocols TCP IP UDP RIP 1 RIP 2 IGMP DHCP BOOTP ARP AAL5 Data Transfer Rate G dmt full rate Downstream up to 8 Mbps Upstream up to 640 Kbps G lite Dow...

Страница 81: ...1 2A Power Consumption 12 Watts max Operating Temperature 0 to 40 C 32 104 F Humidity 5 to 95 non condensing Dimensions 180 x 141 x 30 cm device only Weight 380 grams device only EMI CE Class B Safety CSA 950 UL 1950 IEC 60950 EN 60950 Reliability Mean Time Between Failure MTBF min 4 years ...

Страница 82: ...P address of the default gateway the Router s IP address on each networked computer The example listed below describes IP configuration for computers running Windows 95 or Windows 98 Regardless of what operating system is used on each workstation the three network IP settings must be defined so the network interface used by each workstation can be identified by the Router and vice versa For detail...

Страница 83: ...dress for the Router Or you may be installing the Router on a network that has already established the IP settings Changing the IP address is a simple matter and can be done using the web manager see LAN IP Address in Chapter 5 If you are incorporating the Router into a LAN with an existing IP structure be sure to disable the DHCP function Also consider the effects of the NAT function which is ena...

Страница 84: ...entation called dotted decimal or dotted quad notation Below are examples of IP addresses written in this format 201 202 203 204 189 21 241 56 125 87 0 1 Each of the four values in an IP address is the ordinary decimal base 10 representation of a value that a computer can handle using eight bits binary digits 1s and 0s The dots are simply convenient visual separators Zeros are often used as placeh...

Страница 85: ...e precise each IP capable port or interface connected directly to that network The network portion of an IP address will be referred to in this manual as a network number the host portion will be referred to as a host number To connect to the Internet or to any private IP network that uses an Internet assigned network number you must obtain a registered IP network number from an Internet authorize...

Страница 86: ...net 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 Any bit an a subnet mask that is to correspond to a net ID bit in the IP address must be set to 1 ...

Страница 87: ...pe of filter device Follow the instructions given to you by your ADSL service provider about where and how you should connect the Modem to the ADSL line Microfilters Unless you are instructed to use a line splitter see below it will be necessary to install a microfilter low pass filter device for each telephone or telephone device answering machines Faxes etc that shares the line with the ADSL ser...

Страница 88: ...r has three RJ 11 ports used to connect to the wall jack the Modem and if desired a telephone or telephone device The connection ports are typically labeled as follows Line This port connects to the wall jack ADSL This port connects to the Modem Phone This port connects to a telephone or other telephone device The diagram below illustrates the proper use of the splitter Line Splitter Installation ...

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