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PURE NETWORKING 802.11G WIRELESS ROUTER

Table 4-5 lists the router’s PPPoE xDSL options.

Table 4-5. PPPoE xDSL parameters.

Parameter

Description

User Name

Enter the user name provided by your ISP for the

PPPoE connection.

Password

Enter the password provided by your ISP for the

PPPoE connection

Service Name

(This is optional.) Enter the service name if your ISP

requires it; otherwise, leave it blank.

MTU

(This is optional.) You can specify the maximum size

of your transmission packet to the Internet. Leave it as

is if you do not wish to set a maximum packet size.

Connection Type

If you select

Continuous

, the router will always

connect to the ISP. If the WAN line breaks down and

links again, the router will auto-reconnect to the ISP.

If you select

Connect On Demand

, the router will

auto-connect to the ISP when someone wants to use

the Internet and will stay connected until the WAN

idle timeout. The router will close the WAN

connection if the time period that no one is using the

Internet exceeds the Idle Time.

If you select

Manual

, the router will connect to the

ISP only when you click on

Connect

manually from

the Web user interface. The WAN connection will not

disconnect because of the idle timeout. If the WAN

line breaks down and later links again, the router will

not auto-connect to the ISP.

Содержание LW6005A

Страница 2: ...technical support 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mailing address Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site www blackbox com E mail info...

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Страница 4: ...ference to radio or telephone reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one of the following measures Reorient...

Страница 5: ...nte 7 El aparato el ctrico debe ser montado a la pared o al techo s lo como sea recomendado por el fabricante 8 Servicio El usuario no debe intentar dar servicio al equipo el ctrico m s all a lo descr...

Страница 6: ...r una antena externa deber ser localizada lejos de las lineas de energia 16 El cable de corriente deber ser desconectado del cuando el equipo no sea usado por un largo periodo de tiempo 17 Cuidado deb...

Страница 7: ...tes Inc Microsoft Windows and Windows NT are either registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries Netscape Navigator is a registered trademar...

Страница 8: ...Setup Wizard 25 4 1 Time Zone 25 4 2 Broadband Type 26 4 2 1 Cable Modem 28 4 2 2 Fixed IP xDSL 30 4 2 3 PPPoE xDSL 31 4 2 4 PPTP xDSL 34 5 General Setup 38 5 1 System 40 5 1 1 Time Zone 41 5 1 2 Pas...

Страница 9: ...6 Firewall 98 5 6 1 Access Control 100 5 6 2 URL Blocking 104 5 6 3 Denial of Service DoS 106 5 6 4 DMZ 108 6 Status Information 111 6 1 Status and Information 112 6 2 Internet Connection 113 6 3 Devi...

Страница 10: ...OR RAM 16 MB DRAM Speed 1 WAN and 4 LAN ports 10 or 100 Mbps autosensing Internet Access Throughput Up to 50 Mbps Users Supported Up to 253 Connectors 5 RJ 45 4 LAN 1 WAN Indicators 12 LEDs 1 PWR 1 WA...

Страница 11: ...11g b access point that allows you to build up a wireless LAN It s perfect for the Small and Medium sized Business SMB and the Small Office Home Office SOHO markets giving you an instant network toda...

Страница 12: ...servers hubs switches etc Wide Area Network WAN The WAN port is the segment connected to your xDSL or cable modem it s linked to the Internet Reset The Reset button allows you to do one of two things...

Страница 13: ...a connector 2 4 2 FRONT PANEL On the router s front panel are LED lights that inform you of the router s current status Table 2 1 and Figure 2 2 describe these LEDs Numbers 1 6 in Figure 2 2 correspon...

Страница 14: ...N is connected Off No WAN connection Flashing WAN port has activity ACT data is being sent LAN 10 100M On LAN port 100 Mbps is connected Ports 1 4 Off LAN port 10 Mbps is connected LAN LNK ACT On LAN...

Страница 15: ...3 1 Figure 3 1 Typical application 2 Set your LAN PC client so that it can obtain an IP address automatically All LAN clients require an IP address Just like an address it allows LAN clients to find o...

Страница 16: ...2a Windows 95 98 Me 1 Click on the Start button and select Settings then click on Control Panel The Control Panel window will appear 2 Double click on the Network icon The Network window will appear...

Страница 17: ...bs and verify the following settings Bindings Check Client for Microsoft Networks and File and Printer Sharing for Microsoft Networks Advanced Select the router s configuration NetBIOS Select this tab...

Страница 18: ...n page 20 2b Windows XP 1 Click on the Start button and select Settings then click on Network Connections The Network Connections window will appear 2 Double click on the Local Area Connection icon Th...

Страница 19: ...n an IP address automatically from your router s DHCP server NOTE Make sure that the router s DHCP server is the only DHCP server available on your LAN Once you ve configured your PC to obtain an IP a...

Страница 20: ...onnection window click on the Properties button 4 Check your list of Network Components this screen is not shown here You should see Internet Protocol TCP IP on your list Select it and click on the Pr...

Страница 21: ...window will appear 2 Double click on the Network icon The Network window will appear Select the Protocol tab from the Network window 3 Check to see if the TCP IP Protocol is on your list of Network Pr...

Страница 22: ...d verify the following settings IP Address Select Obtain an IP address from a DHCP server DNS Leave all fields blank WINS Address Leave all fields blank Routing Leave all fields blank 7 Click on the O...

Страница 23: ...router s DHCP server is the only DHCP server available on your LAN If there is another DHCP server on your network then you ll need to switch one of the DHCP servers off To disable the router s DHCP s...

Страница 24: ...reens in the Quick Setup Wizard section only General Setup If you want to use the router s more advanced features you ll need to configure the Quick Setup Wizard and the General Setup section Or you c...

Страница 25: ...ROUTER Figure 3 8 Home screen Table 3 1 Home screen options Menu Description Quick Setup Wizard Select your Internet connection type then type in the configurations needed to connect to your Internet...

Страница 26: ...restore to the factory default configuration The firmware upgrade tool allows you to upgrade your router s firmware The reset tool allows you to reset your router See Chapter 7 Logout Selecting Logout...

Страница 27: ...24 PURE NETWORKING 802 11G WIRELESS ROUTER Figure 3 9 Select the Home screen options...

Страница 28: ...t Once you click on the Quick Setup Wizard in the Home screen see Figure 3 8 Figure 4 1 should appear 4 1 Time Zone The Time Zone allows your router to base its time on the settings configured here th...

Страница 29: ...o enable the Daylight Savings configuration below Start Daylight Select the day you want to start Daylight Savings Savings Time Time End Daylight Select the day you want to end Daylight Savings Saving...

Страница 30: ...rameter Description Cable Modem Your ISP will automatically give you an IP address Fixed IP xDSL Your ISP has given you an IP address already PPPoE xDSL Your ISP requires you to use a Point to Point P...

Страница 31: ...E MODEM Choose Cable Modem if your ISP will automatically give you an IP address Some ISPs may also require that you fill in additional information such as Host Name and MAC address see Figure 4 3 NOT...

Страница 32: ...e in the MAC address in this section Clone MAC Address Or use the Clone MAC Address button to replace button the WAN MAC address with the MAC address of the PC you are currently using To find out what...

Страница 33: ...xed IP xDSL Table 4 4 lists the router s Fixed IP xDSL options Table 4 4 Fixed IP xDSL parameters Parameters Description IP address assigned by This is the IP address that your ISP has given you your...

Страница 34: ...the OK button The configuration for the Fixed IP xDSL connection is complete Start using the router now or if you wish to use some of the advanced features supported by this router see Chapters 5 6 a...

Страница 35: ...packet size Connection Type If you select Continuous the router will always connect to the ISP If the WAN line breaks down and links again the router will auto reconnect to the ISP If you select Conn...

Страница 36: ...ton to save your changes NOTE This idle timeout function may not work because of some network application software s abnormal activities computer virus or hacker attacks from the Internet For example...

Страница 37: ...SL Select PPTP xDSL if your ISP requires the PPTP protocol for connecting to the Internet Your ISP should provide all the information required in this section see Figure 4 6 Figure 4 6 PPTP xDSL Table...

Страница 38: ...h a PPTP connection Subnet Mask Enter the subnet mask provided by your ISP for example 255 255 255 0 User ID Enter the user name provided by your ISP for the PPTP connection This is sometimes called a...

Страница 39: ...If you select Manual from the drop down menu the router will connect to the ISP only when you click on Connect manually from the Web user interface The WAN connection will not disconnect due to the i...

Страница 40: ...n off your computer when you are not using it This function also may not work with some ISPs Make sure this function can work properly when you use it for the first time especially if your ISP charges...

Страница 41: ...General Setup screen for you to start using the Internet The General Setup option contains advanced features that allow you to configure the router to meet your network s needs such as wireless bridg...

Страница 42: ...tup Wizard Chapter 4 LAN Specify the LAN segment s IP address subnet mask enable disable DHCP and select an IP range for your LAN Wireless Set up the wireless LAN s SSID WEP key and MAC filtering NAT...

Страница 43: ...een Table 5 2 lists the router s system settings options Table 5 2 System settings parameters Parameters Description Time Zone Select the time zone of the country you are currently in The router will...

Страница 44: ...s such as log entries and firewall settings Figure 5 3 Time zone screen Table 5 3 lists the router s time zone options Table 5 3 Time zone parameters Parameter Description Set Time Zone Select the tim...

Страница 45: ...s Time End Daylight Select the day you want to end Daylight Savings Time Savings Time Apply button Click on this button to save your changes Cancel button Click on this button to cancel your changes C...

Страница 46: ...ter s system Web based management By default there is no password Assign a password to the administrator as soon as possible and store it in a safe place Passwords can contain up to 12 alphanumeric ch...

Страница 47: ...ification purposes Password Apply button Click on this button to save your changes Cancel button Click on this button to cancel your changes NOTE By default there is no password NOTE If you forget you...

Страница 48: ...nagement function see Figure 5 5 gives an Internet host the ability to configure the router from a remote site Enter the designated host IP address in the Host Address field Figure 5 5 Remote manageme...

Страница 49: ...access the router s Web based configuration from a remote location providing they know the password Port The port number of remote management Web interface Enabled Select Enabled to enable the remote...

Страница 50: ...ike to change your Internet connection type The WAN Settings screen allows you to specify the type of WAN port connection you want to establish with your ISP The WAN settings offer the following selec...

Страница 51: ...n and proceed to the manual s relevant sub section Section 5 2 1 through 5 2 8 5 2 1 DYNAMIC IP Choose the Dynamic IP selection if your ISP will automatically give you an IP address Some ISPs may also...

Страница 52: ...equires the L2TP protocol for connecting to the Internet Your ISP should provide all the information required in this section Figure 5 8 L2TP screen Table 5 7 lists the router s L2TP options Table 5 7...

Страница 53: ...he PPTP connection s user name provided by your ISP This is sometimes called a connection ID Password Enter the password provided by your ISP for the PPTP connection L2TP Gateway If your LAN has an L2...

Страница 54: ...t manually from the Web user interface The WAN connection will not disconnect due to the idle timeout If the WAN line breaks down and later links again the router will not auto connect to the ISP Conn...

Страница 55: ...se it for the first time especially if your ISP charges you by time used Click on OK when you have finished the configuration above You have completed the configuration for the L2TP connection Start u...

Страница 56: ...mplete Start using the router now or if you want to use some of the advanced features supported by this router see Chapters 6 and 7 5 2 7 DNS A Domain Name System DNS server see Figure 5 10 is like an...

Страница 57: ...S server IP address Secondary DNS This is optional You can enter another DNS server s IP Address optional address as a backup The secondary DNS will be used if the primary DNS fails Apply button Click...

Страница 58: ...password and your static domain name from the DDNS service providers This router supports DynDNS and TZO Figure 5 11 DDNS screen Table 5 10 lists the router s DDNS options Table 5 10 DDNS parameters P...

Страница 59: ...Apply button Click on this button to save your changes Cancel button Click on this button to cancel your changes Click on Apply at the bottom of the screen to save the configurations You can now confi...

Страница 60: ...57 CHAPTER 5 General Setup Figure 5 12 LAN settings screen Table 5 11 lists the router s LAN settings options...

Страница 61: ...LAN ports DHCP Server Enabled Enable or disable the DHCP server When DHCP is enabled the router will automatically give your LAN clients an IP address If the DHCP is not enabled you ll have to manuall...

Страница 62: ...99 If you want your PC to have a static fixed IP address you ll have to choose an IP address outside this IP address pool Click on Apply at the bottom of the screen to save the above configurations Yo...

Страница 63: ...ule Apply button Click on this button to save your changes Select the menu option from the four options under the Wireless menu on the left side of Figure 5 13 then click on Apply at the bottom of the...

Страница 64: ...ridge more than two wired Ethernet networks together you must use enough access points or wireless routers with AP bridge point to multipoint mode see Figure 5 16 A wireless router with AP bridge poin...

Страница 65: ...LAN All devices in the same wireless LAN should use the same channel Associated Clients None Click on the Show Active Clients button then an Active Wireless Client Table will pop up see page 69 You c...

Страница 66: ...Select from AP bridge AP bridge WDS AP bridge point to point or AP bridge point to multipoint Channel Number Select the appropriate channel from the list provided to correspond with your network sett...

Страница 67: ...wireless LAN set this access point to AP bridge point to point mode AP bridge point to multipoint mode or AP bridge WDS mode Enter the MAC addresses of other access points that join the bridging work...

Страница 68: ...in a WLAN The ID prevents the unintentional merging of two co located WLANs Make sure that the ESSID of all stations in the same WLAN network are the same The default ESSID is default Assign an alias...

Страница 69: ...he WEP encryption The paragraph entitled Set Security below provides more information about this parameter Apply button Click on this button to save your changes Cancel button Click on this button to...

Страница 70: ...tween wireless routers and access points that join the bridging job Key Length Select either the 64 bit or the 128 bit key to encrypt transmitted data A larger key length will provide a higher level o...

Страница 71: ...in 10 digit Hex values in the A F a f and 0 9 range or 5 digit ASCII character as the encryption keys 128 bit WEP Type in 26 digit Hex values in the A F a f and 0 9 range or 10 digit ASCII characters...

Страница 72: ...n MAC Address MAC address of this active wireless station Tx Packet The number of transmitted packets that are sent out from this active wireless station Rx Packet The number of received packets that...

Страница 73: ...e it The wireless client station has to associate again when it becomes active Refresh Refresh the Active Wireless Client Table Close Close the Active Wireless Client Table 5 4 2 ADVANCED SETTINGS You...

Страница 74: ...se two authentication types When you select Auto the router will automatically select open system or shared key Fragment Threshold Fragment threshold specifies the maximum size of packets during the f...

Страница 75: ...s CTS Protection Locks out access so that 802 11b frames and 802 11g frames are not mixed up Transmit Burst Mode Provides short lived bursts of data to 54 Mbps devices Apply button Click on this butto...

Страница 76: ...You also can select Disabled to transmit data without encryption The default value is Disabled Apply button Click on this button to save your changes Cancel button Click on this button to cancel your...

Страница 77: ...lists the router s encryption options Table 5 20 Encryption parameters Parameters Description Encryption Select WEP from the drop down menu Key Length Select the 64 128 or 152 bit key to encrypt tran...

Страница 78: ...ted Key 1 Key 4 in the wireless network Fill the text box by following the rules below 64 bit WEP Type in 10 digit hex values in the A F a f and 0 9 range or 5 digit ASCII characters as the encryption...

Страница 79: ...RADIUS server built into the router This mode only authenticates users by IEEE 802 1x but it does not encrypt the data during communication Select IEEE 802 1x from the Wireless Settings screen Figure...

Страница 80: ...save the above configurations You can now configure other advanced sections or start using the router 802 1x WEP Static Key IEEE 802 1x is an authentication protocol Every user must use a valid accou...

Страница 81: ...yption Select 802 1x WEP static key from the drop down menu Key Length You may select 64 bit or 128 bit to encrypt transmitted data A larger key length will provide a higher level of security but the...

Страница 82: ...as the encryption keys For example 0123456aef 128 bit Type in 26 digit Hex values in the A F a f and 0 9 range as the encryption keys For example 01234567890123456789abcdef RADIUS Server The external...

Страница 83: ...ireless stations and encrypt data during communication It uses TKIP to change the encryption key frequently This can improve security Select WPA Pre Shared Key from the Security screen Figure 5 21 Fig...

Страница 84: ...cimal digits in the A F a f and 0 9 range to be the pre shared key For example ASCII Characters iamguest Hexadecimal digits 12345abcde Pre shared Key The pre shared key is used to authenticate and enc...

Страница 85: ...ring communication It uses TKIP to change the encryption key frequently This can improve security To get to this screen select WPA from the Security screen see Figure 5 21 The WPA RADIUS setup screen...

Страница 86: ...l RADIUS server s password Password Apply button Click on this button to save your changes Cancel button Click on this button to cancel your changes Click on the Apply button at the bottom of the scre...

Страница 87: ...ss access control parameters Parameters Description Enable Wireless Check this box to enable wireless access control Access Control MAC Address Type in the MAC address for the wireless station to be a...

Страница 88: ...ant remove all MAC addresses from the table click on this button Reset Click on this button to clear your current selections Click on Apply Changes to save the above configurations You can now configu...

Страница 89: ...Parameter Description Port Forwarding Different services for example email FTP Web etc can apply to different service servers clients in your LAN Select the port forwarding option from the vertical me...

Страница 90: ...It is designed to support zero configuration invisible networking and automatic discovery for device categories from a wide range of vendors With UPnP a device can dynamically join a network obtain an...

Страница 91: ...a particular range of service port numbers from the Internet WAN ports to a particular LAN IP address It helps you host some servers behind the router NAT firewall Figure 5 29 Port forwarding screen T...

Страница 92: ...een s Current Port Forwarding Table Reset If you make a mistake and haven t pressed Add yet click on this button to clear the fields Delete Selected If you want to remove some port forwarding settings...

Страница 93: ...tion The virtual server allows you to redirect a particular service port number from the Internet WAN port to a particular LAN private IP address and its service port number See the Glossary for an ex...

Страница 94: ...AN Comment The description of this setting Add Type in the private IP private port type public port and comment for the setting to be added then click on this button This virtual server setting will b...

Страница 95: ...he virtual server function Use the virtual server when you want the Web server located in your private LAN to be accessible to Internet users The configuration in the bottom half of Figure 5 30 means...

Страница 96: ...r these types of applications Figure 5 32 Special Applications screen Table 5 29 lists the router s special applications options Table 5 29 Special Applications parameters Parameters Description Enabl...

Страница 97: ...ular applications that require multiple connections Select an application from the popular applications section Once you have selected an application select a location 1 10 in the drop down selection...

Страница 98: ...pplications that require multiple connections Specify the port outbound normally associated with that application in the Trigger Port field Then select the protocol type TCP or UDP and enter the publi...

Страница 99: ...n IP address convey its capabilities and learn about the presence and capabilities of other devices all automatically when you plug in the device Figure 5 33 UPnP screen Table 5 31 lists the UPnP opti...

Страница 100: ...the Apply button at the bottom of the screen to save the above configurations The router will pop up on the network for configuring 5 5 5 ALG SETTINGS Select applications for gateways operating at the...

Страница 101: ...s button then click on it to save the changes Click on Apply at the bottom of the screen to save the above configurations You can now configure other advanced sections or start using the router with t...

Страница 102: ...ct a menu option then click on Enable or Disable Click on Apply to go to the selected sub screen Table 5 33 Firewall options Parameters Description Access Control Access control allows you to specify...

Страница 103: ...not visible in Figure 5 35 but will appear on your screen when you are using the software 5 6 1 ACCESS CONTROL If you want to restrict users from accessing certain Internet applications services for...

Страница 104: ...vate MAC filtering Add Fill in the Client PC MAC Address and Comment fields to designate the PC that s allowed to access the Internet then click on this button Reset button If you make a mistake and h...

Страница 105: ...from the Security Settings Firewall screen see Figure 5 35 click on the Access Control option in the menu on the left of the screen Figure 5 36 will appear Then press the Add PC button and Figure 5 3...

Страница 106: ...ck the clients from accessing some Internet services by checking the services you want to block Protocol This allows you to select UDP TCP or both protocol types that you want to block Port Range Assi...

Страница 107: ...Each workstation s access to ports on the Web is controlled by the router s access control configuration 5 6 2 URL BLOCKING You can block access to some Web sites from particular PCs by entering a fu...

Страница 108: ...Enable URL Blocking Check this box to enable disable URL blocking Add button Type in the URL Keyword then click on this button You can enter the full URL address or the keyword of the Web site you wa...

Страница 109: ...move all URL keywords from the table click on this button Reset button If you want to clear the selection and reselect again click on this button You can now configure other advanced sections or start...

Страница 110: ...ial of Service parameters Parameters Description Denial of Service DoS Feature Ping of Death Protects from Ping of Death attack Discard Ping From WAN The router s WAN port will not respond to any ping...

Страница 111: ...nnot run an Internet application properly from behind the NAT firewall for example Games then you can open the client up to unrestricted two way Internet access by defining a DMZ host see Figure 5 41...

Страница 112: ...MZ setting the virtual server function will have priority over the DMZ function Table 5 38 explains the DMZ options Table 5 38 DMZ parameters Parameters Description Enable DMZ Check this box to enable...

Страница 113: ...will receive all the packets originally going to the WAN port public IP address above Apply Click on this button to save your changes Cancel Click on this button to cancel your changes NOTE You need t...

Страница 114: ...ameters Parameters Description Status and Information Shows the router s system information Internet Connection View the router s current Internet connection status and other related information Devic...

Страница 115: ...s system information Figure 6 1 Status and information screen Table 6 2 lists the system information displayed in Figure 6 1 Table 6 2 Status and information parameters Parameters Description Informat...

Страница 116: ...t connection screen Table 6 3 lists the options you can view in Figure 6 2 Table 6 3 Internet connection parameters Parameter Description Internet Connection This page displays how the router gets its...

Страница 117: ...er s current configuration settings see Figure 6 3 The Device Status screen displays the configuration settings you ve configured in the Quick Setup Wizard General Setup section Figure 6 3 Device stat...

Страница 118: ...AN IP address and subnet mask as well as the default gateway It also shows whether the DHCP server is enabled disabled and lists the MAC address For the wireless configuration the screen displays valu...

Страница 119: ...current security log It displays any illegal attempts to access your network At the bottom of the page click on Save to save the security log to a local file for further processing Press Clear to cle...

Страница 120: ...6 describes the DHCP options shown in Figure 6 5 Table 6 6 Active DHCP client table parameters Parameters Description Active DHCP Client Table This screen shows all DHCP clients LAN PCs currently conn...

Страница 121: ...LAN and wireless LAN See Figure 6 6 Figure 6 6 Statistics screen Table 6 7 explains the statistics values shown in Figure 6 6 Table 6 7 Statistics parameters Parameter Description Statistics Shows the...

Страница 122: ...reen Table 7 1 lists the available Tools options Table 7 1 Tools screen parameters Parameters Description Configuration Tools You can save the router s current configuration restore the router s saved...

Страница 123: ...n added protection and convenience if problems occur with the router and you have to reset it to factory default When you save the configuration setting you can re load the saved configuration into th...

Страница 124: ...bin on your PC Save Click on this button to save your changes Restore Settings Use the Restore tool to restore the saved configuration to the router Browse Use this button to browse through existing...

Страница 125: ...he options shown in Figure 7 3 Table 7 3 Firmware upgrade parameters Parameters Description Upgrade Method This tool allows you to upgrade the router s system firmware To upgrade your router s firmwar...

Страница 126: ...the Apply button to start the upgrade process You may have to wait a few minutes for the upgrade to finish Once the upgrade is complete you can start using the router 7 3 Reset If the system stops re...

Страница 127: ...4 Reset parameters Parameters Description Apply To perform the reset click on this button You will be asked to confirm your decision The reset is finished when the power light stops blinking Once the...

Страница 128: ...cription including the nature and duration of the problem when the problem occurs the components involved in the problem any particular application that when used appears to create the problem or make...

Страница 129: ...WIRELESS ROUTER Appendix How to Manually Find Your PC s IP and MAC Address 1 In Windows open the Command Prompt program See Figure A 1 Figure A 1 Command prompt screen 2 Type Ipconfig all and press E...

Страница 130: ...s is the one entitled IP Address 192 168 1 77 The router s IP address is the one entitled Default Gateway 192 168 1 254 Your PC s MAC address is the one entitled Physical Address 00 50 FC FE 02 DB APP...

Страница 131: ...pective domain names and IP addresses so that when a domain name is requested for example typing router com into your Internet browser the user is sent to the proper IP address The DNS server IP addre...

Страница 132: ...00000000 and its host ID is 00000000 00000000 00000000 00000111 This is a convenient and efficient method for routers to route IP packets to their destination ISP Internet Service Provider An ISP is...

Страница 133: ...munications protocol for transmitting information over Ethernet between different manufacturers Protocol A protocol is a set of rules for interaction agreed upon between multiple parties so that when...

Страница 134: ...le They both run on top of the IP Internet Protocol a Network layer protocol WAN Wide Area Network A network that connects computers located in geographically separate areas for example different buil...

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