Actiontec electronic GT701 user manual Dynamic Routing, NAT Network Address Translation

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Chapter 4 Using Advanced Setup

Dynamic Routing

Selecting Dynamic Routing in the “Configuring the Advanced Settings” screen generates the “Dynamic Routing” screen.

If a router or gateway is set up behind the Modem in the network configuration, consult the documentation that came with the router/gateway to see what kind of Dynamic Routing is required operate it with the Modem, then select the appropri- ate option in this screen.

NAT (Network Address Translation)

Selecting NAT in the “Configuring the Advanced Settings” screen generates the

“NAT” screen. The Modem’s basic firewall security is based on NAT. Disabling NAT allows the computers connected to the Modem to be accessed by outside parties. Do not turn NAT off unless instructed to do so by the ISP.

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Contents DSL Modem Table of Contents Glossary Firewall Security Level Services Table Setting Up Static IP on the ComputerSpecifications Non-Windows System SetupPackage Contents Introduction1Features Minimum System RequirementsGetting to Know the Modem Internet Light Power LightDSL Light Ethernet LightUSB Port Phone PortPhone port is used to connect the Modem to a phone jack Ethernet PortPower Port On/Off SwitchReset Button Power port is used to connect the Power cord to the ModemConnecting Via Ethernet Setting Up ModemConnecting a Computer to the Modem Page Setting Up the Modem Page Setting Up the Modem Page Setting Up the Modem Page Setting Up the Modem Page Setting Up the Modem Page Setting Up the Modem Page Installing Phone Filters Remove the phone filters from the clear bag. Click Next Setting Up the Modem USB Click NextNext, go to Setting Up the DSL Connection on the next Setting Up the DSL Connection Setting Up the Modem Installation Buddy checks the configuration of the Modem Modem is successfully configured and ready for usePerforming a Basic Setup Basic SetupPage Performing a Basic Setup Changing the Admin User Name and Password Click Save and Restart at the bottom of the screenTo access the Advanced Settings configuration screens Using Advanced SetupAccessing Advanced Setup WAN IP Address Transparent Bridging PPP Auto Connect Encapsulation PPPoA only Specify a Static IP Address LAN IP Address Dhcp Server DNS Dynamic or Static Beginning IP AddressEnding IP Address Services Blocking DNS ServerWebsite Blocking Remote Management Port ForwardingUsing Advanced Setup DMZ Hosting FirewallDynamic Routing NAT Network Address TranslationStatic Routing Viewing Modem’s Settings StatusPage Routing Table WAN StatusLAN Status Active User ListUsing Utilities Web Activity LogDSL Settings Restore Default SettingsUpgrade Firmware This page left intentionally blank Cannot Use the Internet TroubleshootingTroubleshooting Physical ConnectionsWhich protocols does the Modem support? Frequently Asked QuestionsConnection to the Internet Which connection speeds does the Modem support?How do I find out which IP address my computer is using? Is the Modem flash-upgradeable? How do I do it?What is the valid IP range I can use for my home network? Will my Xbox work with the Modem?Yes, if the application is designed to run over a network How many computers can be connected through the Modem? What is the default username for the Modem?What is NAT and how does it protect my network? Does the Modem function as a firewall?This page left intentionally blank Reference Locating Computer InformationLocating Windows Operating System Files Appendix a Reference Click Search Setting Up Static IP On the Computer Windows 98 SEPage 192.168.0.2 Windows Me Enter the following address in the Subnet mask text boxAppendix B Setting Up Static IP on the Computer 192.168.0.2 Windows Page Appendix B Setting Up Static IP on the Computer 192.168.0.2 Windows XP Page Appendix B Setting Up Static IP on the Computer 192.168.0.2 Comparing DSL Service with a Dial-Up Modem Computer SecurityWeb Browsers Modem SecurityComputer Security Electronic Security This page left intentionally blank Specifications D GeneralEnvironmental LED IndicatorsPower, DSL, Internet, Ethernet, USB Access Point GlossaryPage Ssid This page left intentionally blank Firewall Security Level Services Table High Security LevelMedium Security Level Low Security LevelService Acronym Definitions Basic Security Level323 Real audio/videoIcmp 120Non-Windows G System Setup ClassicPage Appendix G Non-Windows Setup Page Installation Buddy Settings 100 Class B Equipment Regulatory Compliance NoticesModifications Miscellaneous Legal Notices All other names are the property of their respective ownersLimited Warranty 103104 Limited Warranty 106 Index 108 Index 110 111 112