Document Outline

• Reference Manual for the Model DG814 DSL Modem Internet Gateway
• Contents
• About This Guide
  • Technical Support
  • Related Publications
  • Typographical Conventions
  • Special Message Formats
• Chapter1 Introduction
  • About the Gateway
  • Key Features
    • Content Filtering
    • Security
    • Autosensing 10/100 Ethernet
    • TCP/IP
    • Easy Installation and Management
    • Maintenance and Support
• Chapter2 Setting Up the Hardware
  • Package Contents
  • Local Network Hardware Requirements
    • PC Requirements
    • Access Requirement
  • The Gateway’s Front Panel
  • The Gateway’s Rear Panel
  • Connecting the Gateway
    • Connecting to your Local Ethernet Network
    • Connecting to Your ADSL Service and Telephone Provider
      • ADSL through a modular RJ-11 wall jack.
      • ADSL through other wall jacks
    • Connecting the Power Adapter
    • Verifying Power
• Chapter3 Preparing Your Network
  • Preparing Your Personal Computers for IP Networking
  • Configuring Windows 95, 98, and ME for IP Networking
    • Install or Verify Windows Networking Components
    • Assign TCP/IP configuration by DHCP
    • Selecting Internet Access Method
    • Verifying TCP/IP Properties (Windows)
  • Configuring Windows NT or 2000 for IP Networking
    • Install or Verify Windows Networking Components
    • Verifying TCP/IP Properties
  • Configuring the Macintosh for IP Networking
    • MacOS 8.6 or 9.x
    • MacOS X
    • Verifying TCP/IP Properties (Macintosh)
  • Your Internet Account
    • Login Protocols
    • Account Information
      • Obtaining ISP Configuration Information (Windows)
      • Obtaining ISP Configuration Information (Macintosh)
  • Restarting the Network
  • Ready for Configuration
• Chapter4 Basic Configuration of the Gateway
  • Accessing the Web Configuration Manager
  • Configuration using the Setup Wizard
    • Configuring for Dynamic IP Account
    • Configuring for Fixed IP Account
    • Configuring for an Account with Login
  • Manual Configuration
  • Completing the Configuration
• Chapter5 Content Filtering
  • Configuring for Content Filtering
    • Logs
    • Log entries are described in Table51
    • Block Sites
    • Schedule
    • E-Mail
• Chapter6 Maintenance
  • Gateway Status
  • Attached Devices
  • Configuration File Settings Management
    • Restore and Backup the Configuration
    • Erase the Configuration
  • Changing the Configuration Password
  • Gateway Upgrade
• Chapter7 Advanced Configuration of the Gateway
  • Configuring for Port Forwarding to Local Servers
    • Add a Custom Service
    • Edit or Delete a Port Forwarding Entry
    • Local Web and FTP Server Example
    • Tip: Multiple Computers for Half Life, KALI or Quake III
    • NAT Status
  • Security
    • DMZ Server
    • Respond to Ping on Internet WAN Port
  • Dynamic DNS
  • LAN IP Setup
    • DHCP
      • Use router as DHCP server
  • Static Routes
    • Static Route Example
• Chapter8 Troubleshooting
  • Basic Functioning
    • PWR LED Not On
    • Test LED Never Blinks or LED Stays On
  • Troubleshooting the Web Configuration Interface
  • Troubleshooting the ISP Connection
    • ADSL link
      • WAN LED Blinking Yellow
      • WAN LED Off
    • Obtaining a WAN IP Address
    • Troubleshooting PPPoE or PPPoA
    • Troubleshooting Internet Browsing
  • Troubleshooting a TCP/IP Network Using a Ping Utility
    • Testing the LAN Path to Your Gateway
    • Testing the Path from Your PC to a Remote Device
  • Restoring the Default Configuration and Password
    • Using the Default Reset button
  • Problems with Date and Time
• Appendix A Technical Specifications
  • General Specifications
• Appendix B Networks and Routing Basics
  • Basic Router Concepts
    • What is a Router?
    • Routing Information Protocol
    • IP Addresses and the Internet
    • Netmask
    • Subnet Addressing
    • Private IP Addresses
    • Single IP Address Operation Using NAT
    • MAC Addresses and Address Resolution Protocol
    • Domain Name Server
    • IP Configuration by DHCP
  • Ethernet Cabling
    • Uplink Switches, Crossover Cables, and MDI/MDIX Switching
    • Cable Quality
• Glossary