NETGEAR DG814 DSL manual Glossary

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Glossary

10BASE-T

IEEE 802.3 specification for 10 Mbps Ethernet over twisted pair wiring.

100BASE-Tx

IEEE 802.3 specification for 100 Mbps Ethernet over twisted pair wiring.

ADSL

See Asymmetric Digital Subscriber Line

Asymmetric Digital

A technology for sending data over regular telephone lines. ADSL allows data

Subscriber Line

rates up to 8 Mbps downstream and 640 Kbps upstream.

Denial of Service

A hacker attack designed to prevent your computer or network from operating

attack

or communicating.

DHCP

See Dynamic Host Configuration Protocol.

DNS

See Domain Name Server.

Domain Name

A descriptive name for an address or group of addresses on the Internet.

 

Domain names are of the form of a registered entity name plus one of a

 

number of predefined top level suffixes such as .com, .edu, .uk, etc. For

 

example, in the address mail.NETGEAR.com, mail is a server name and

 

NETGEAR.com is the domain.

Domain Name Server

A Domain Name Server (DNS) resolves descriptive names of network

 

resources (such as www.NETGEAR.com) to numeric IP addresses.

DSLAM

DSL Access Multiplexor. The piece of equipment at the telephone company

 

central office that provides the ADSL signal.

Dynamic Host

DHCP. An Ethernet protocol specifying how a centralized DHCP server can

Configuration

assign network configuration information to multiple DHCP clients. The

Protocol

assigned information includes IP addresses, DNS addresses, and gateway

 

(router) addresses.

IP

See Internet Protocol.

 

 

Glossary

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Contents NETGEAR, Inc Trademarks World Wide Web Page Contents Chapter Preparing Your Network Chapter Maintenance Appendix a Technical Specifications Figure B-1 Page Table B-1 Xii Technical Support Related Publications About This GuideXiv About This Guide Special Message Formats Typographical ConventionsPage Chapter Introduction Key FeaturesAbout the Gateway Introduction Security Content FilteringAutosensing 10/100 Ethernet TCP/IP Easy Installation and ManagementMaintenance and Support Introduction Package Contents Chapter Setting Up the HardwarePC Requirements Access RequirementLocal Network Hardware Requirements Gateway’s Front PanelLED Descriptions Gateway’s Rear PanelConnecting the Gateway Typical installation Connecting to your Local Ethernet NetworkAdsl through a modular RJ-11 wall jack Connecting to Your Adsl Service and Telephone ProviderVerifying Power Connecting the Power AdapterAdsl through other wall jacks Setting Up the Hardware Preparing Your Personal Computers for IP Networking Chapter Preparing Your NetworkInstall or Verify Windows Networking Components Configuring Windows 95, 98, and ME for IP NetworkingPreparing Your Network Selecting Internet Access Method Assign TCP/IP configuration by DhcpVerifying TCP/IP Properties Windows Configuring Windows NT or 2000 for IP NetworkingVerifying TCP/IP Properties Configuring the Macintosh for IP NetworkingMacOS 8.6 or MacOS Verifying TCP/IP Properties Macintosh Your Internet AccountAccount Information Login ProtocolsObtaining ISP Configuration Information Windows Obtaining ISP Configuration Information Macintosh Ready for ConfigurationRestarting the Network Preparing Your Network Accessing the Web Configuration Manager Chapter Basic Configuration of the GatewayLogin window opens as shown in -1below Browser-based configuration main menu Configuration using the Setup Wizard Setup Wizard menu for Dynamic IP address Configuring for Dynamic IP AccountSetup Wizard menu for Fixed IP address Configuring for Fixed IP AccountSetup Wizard menu for PPPoE login accounts Configuring for an Account with LoginManual Configuration Completing the Configuration Basic Configuration of the Gateway Configuring for Content Filtering Chapter Content FilteringLogs Block Sites Schedule Mail Content Filtering Gateway Status Chapter MaintenanceThis screen shows the following parameters Dhcp This screen shows the following statistics PPPoE Status screen Ping Status screen Attached DevicesRestore and Backup the Configuration Configuration File Settings ManagementErase the Configuration Changing the Configuration PasswordGateway Upgrade menu Gateway UpgradeMaintenance Configuring for Port Forwarding to Local Servers Advanced Configuration of the GatewayAdd a Custom Service Local Web and FTP Server Example Edit or Delete a Port Forwarding EntryTip Multiple Computers for Half Life, Kali or Quake NAT Status DMZ Server SecurityRespond to Ping on Internet WAN Port Dynamic DNSLAN IP Setup Menu LAN IP SetupUse router as Dhcp server LAN TCP/IP SetupStatic Routes Static Route Summary Table Static Route Example Advanced Configuration of the Gateway Basic Functioning Chapter TroubleshootingPWR LED Not On Test LED Never Blinks or LED Stays On Troubleshooting the Web Configuration InterfaceWAN LED Blinking Yellow Troubleshooting the ISP ConnectionAdsl link WAN LED Green or Blinking GreenWAN LED Off Obtaining a WAN IP AddressTroubleshooting Internet Browsing Troubleshooting PPPoE or PPPoATesting the LAN Path to Your Gateway Troubleshooting a TCP/IP Network Using a Ping UtilityPing -n 10 IP address Testing the Path from Your PC to a Remote DeviceProblems with Date and Time Restoring the Default Configuration and PasswordUsing the Default Reset button General Specifications Appendix a Technical SpecificationsLAN Appendix B Networks and Routing Basics What is a Router?Basic Router Concepts IP Addresses and the Internet Routing Information ProtocolClass E Class E addresses are for experimental use Subnet Addressing NetmaskFigure B-2. Example of Subnetting a Class B Address Table B-1. Netmask Notation Translation Table for One Octet Private IP Addresses Single IP Address Operation Using NATFigure B-3. Single IP Address Operation Using NAT Domain Name Server MAC Addresses and Address Resolution ProtocolIP Configuration by Dhcp Ethernet Cabling Uplink Switches, Crossover Cables, and MDI/MDIX SwitchingCable Quality Glossary For example Internet Through the network Auto MDI/MDI-X1-4, 2-6, B-11, B-12 DMZ 1-3, 5-2 MDI/MDI-X1-4, 2-6, B-11, B-12 NTP 5-6 Xiii, B-7 1631 xiv, B-8