Manual De Referênciaíndice analíticoReference Manual for the Model DG834 ADSL Firewall Router1Contents5Chapter 1 About This Guide11Audience, Conventions, Scope11How to Use this Manual12How to Print this Manual13Chapter 2 Introduction15About the Router15Key Features16A Powerful, True Firewall16Content Filtering16Auto Sensing and Auto Uplink™ LAN Ethernet Connections17Protocol Support17Easy Installation and Management18What’s in the Box?19The Router’s Front Panel20The Router’s Rear Panel21Chapter 3 Connecting the Router to the Internet23What You Need Before You Begin23ADSL Microfilter Requirements23ADSL Microfilter23ADSL Microfilter with Built-In Splitter24Ethernet Cabling Requirements24Computer Hardware Requirements24LAN Configuration Requirements24Internet Configuration Requirements25Where Do I Get the Internet Configuration Parameters?25Record Your Internet Connection Information25Connecting the DG834 to Your LAN27How to Connect the Router27Auto-Detecting Your Internet Connection Type31Wizard-Detected PPPoE Login Account Setup33Wizard-Detected PPPoA Login Account Setup33Wizard-Detected Dynamic IP Account Setup34Wizard-Detected IP Over ATM Account Setup34Wizard-Detected Fixed IP (Static) Account Setup35Testing Your Internet Connection36Manually Configuring Your Internet Connection37How to Perform Manual Configuration38Internet Connection Requires Login and Uses PPPoE38Internet Connection Requires Login and Uses PPPoA39Internet Connection Does Note Require A Login40ADSL Settings41Chapter 4 Protecting Your Network43Protecting Access to Your DG834 ADSL Firewall Router43How to Change the Built-In Password43Changing the Administrator Login Timeout44Configuring Basic Firewall Services44Blocking Keywords, Sites, and Services45How to Block Keywords and Sites45Firewall Rules47Inbound Rules (Port Forwarding)48Inbound Rule Example: A Local Public Web Server49Inbound Rule Example: Allowing Videoconferencing50Considerations for Inbound Rules51Outbound Rules (Service Blocking)51Outbound Rule Example: Blocking Instant Messenger52Order of Precedence for Rules54Services54How to Define Services55Setting Times and Scheduling Firewall Services56How to Set Your Time Zone56How to Schedule Firewall Services57Chapter 5 Managing Your Network59Backing Up, Restoring, or Erasing Your Settings59How to Back Up the Configuration to a File59How to Restore the Configuration from a File60How to Erase the Configuration60Upgrading the Router’s Firmware60How to Upgrade the Router Firmware61Network Management Information62Viewing Router Status and Usage Statistics62Viewing Attached Devices67Viewing, Selecting, and Saving Logged Information67Selecting What Information to Log69Saving Log Files on a Server70Examples of Log Messages70Activation and Administration70Dropped Packets70Enabling Security Event E-mail Notification71Running Diagnostic Utilities and Rebooting the Router72Enabling Remote Management72Configuring Remote Management73Chapter 6 Advanced Configuration75Configuring Advanced Security75Setting Up A Default DMZ Server75How to Configure a Default DMZ Server76Connect Automatically, as Required77Disable Port Scan and DOS Protection77Respond to Ping on Internet WAN Port77MTU Size77Configuring LAN IP Settings77DHCP79Use Router as DHCP server79Reserved IP addresses80How to Configure LAN TCP/IP Settings80Configuring Dynamic DNS81How to Configure Dynamic DNS82Using Static Routes83Static Route Example83How to Configure Static Routes84Chapter 7 Troubleshooting87Basic Functioning87Power LED Not On88Test LED Never Turns On or Test LED Stays On88LAN or WAN Port LEDs Not On88Troubleshooting the Web Configuration Interface89Troubleshooting the ISP Connection90ADSL link90WAN LED Blinking Yellow90WAN LED Off90Obtaining a WAN IP Address91Troubleshooting PPPoE or PPPoA92Troubleshooting Internet Browsing92Troubleshooting a TCP/IP Network Using the Ping Utility93Testing the LAN Path to Your Router93Testing the Path from Your Computer to a Remote Device94Restoring the Default Configuration and Password95Using the Reset button95Problems with Date and Time95Appendix A Technical Specifications97Appendix B Network and Routing Basics99Related Publications99Basic Router Concepts99What is a Router?99Routing Information Protocol100IP Addresses and the Internet100Netmask102Subnet Addressing102Private IP Addresses105Single IP Address Operation Using NAT105MAC Addresses and Address Resolution Protocol107Related Documents107Domain Name Server107IP Configuration by DHCP108Internet Security and Firewalls108What is a Firewall?109Stateful Packet Inspection109Denial of Service Attack109Ethernet Cabling109Category 5 Cable Quality110Inside Twisted Pair Cables111Uplink Switches, Crossover Cables, and MDI/MDIX Switching112Appendix C Preparing Your Network115Preparing Your Computers for TCP/IP Networking115Configuring Windows 95, 98, and Me for TCP/IP Networking116Installing or Verifying Windows Networking Components116Enabling DHCP to Automatically Configure TCP/IP Settings in Windows 95B, 98, and Me118Selecting the Windows’ Internet Access Method120Verifying TCP/IP Properties120Configuring Windows NT4, 2000 or XP for IP Networking121Installing or Verifying Windows Networking Components121DHCP Configuration of TCP/IP in Windows XP, 2000, or NT4122DHCP Configuration of TCP/IP in Windows XP122DHCP Configuration of TCP/IP in Windows 2000124DHCP Configuration of TCP/IP in Windows NT4127Verifying TCP/IP Properties for Windows XP, 2000, and NT4129Configuring the Macintosh for TCP/IP Networking130MacOS 8.6 or 9.x130MacOS X130Verifying TCP/IP Properties for Macintosh Computers131Verifying the Readiness of Your Internet Account132Are Login Protocols Used?132What Is Your Configuration Information?132Obtaining ISP Configuration Information for Windows Computers133Obtaining ISP Configuration Information for Macintosh Computers134Restarting the Network135Glossary137Tamanho: 2 MBPáginas: 142Language: EnglishAbrir o manual
