NETGEAR RT311, RT314

Reference Guide for the Model FR314 Cable/DSL Firewall Router

B-12 Network and Routing Basics

Contents

Main Page Page Page Contents Page Page Page Page Page Page Page Page Page About This Guide Technical Support Related Publications Page Typographical Conventions Special Message Formats Page Chapter 1 Introduction About the Router Key Features Page Autosensing 10/100 Ethernet TCP/IP Security Easy Installation and Management Maintenance and Support Page Chapter 2 Setting Up the Hardware Package Contents Local Network Hardware Requirements The Routers Front Panel 2-4 Setting Up the Hardware Table2-1. LED Descriptions The Routers Rear Panel Connecting the Router Connecting to your Local Ethernet Network Connecting to Your Internet Access Device Connecting the Serial Cable (Optional) Connecting the Power Adapter Verifying Power Chapter 3 Preparing Your Network Preparing Your Personal Computers for IP Networking Configuring Windows 95 or later for IP Networking Page Configuring TCP/IP Properties Verifying TCP/IP Properties (Windows) Configuring the Macintosh for IP Networking Verifying TCP/IP Properties (Macintosh) Your Internet Account Login Protocols Account Information Page Page Page Chapter 4 Initial Configuration of the Router Configuring for Internet Access Page Page Page Page Page Chapter 5 Advanced Configuration of the Router System Settings System Tab Dynamic DNS Password LAN Setup DHCP 5-4 Advanced Configuration of the Router Table 5 -2 lists and describes the fields to use for setting up DHCP parameters.. LAN TCP/IP Table 5 -3 lists and describes the fields to use for setting up TCP/IP parameters for the LAN... Table5-2. DHCP Setup Fields Table5-3. LAN TCP/IP Setup Fields Advanced Configuration of the Router 5-5 Note: If you change the LAN IP address of the router while connected through the Table5-3. LAN TCP/IP Setup Fields (continued) Configuring for Port Forwarding to Local Servers Page Static Routes Table 5 -5 lists and describes the fields for the IP Static Route Edit menu. Static Route Example Page Page Page 6-2 Maintenance This screen shows the following parameters: Table6-1. Menu 3.2 - System Status Fields This screen shows the following statistics:. DHCP Table Software Upgrade Erase the Configuration Page Chapter 7 Using the Manager Interface for Initial Router Configuration Connecting for Configuration Connecting Through a Serial Port Connecting Through a Telnet Connection Page Using the Manager Interface Turning on Power to the Router Page 7-6 Using the Manager Interface for Initial Router Configuration Navigating the Manager Table 7 -2 describes the top-level Manager menus. Manager Menu Summary Table7-1. Manager Menu Commands Table7-2. Manager Menu Summary Page General Setup Menu WAN S etup LAN Setup Page Page Using the Manager Interface for Initial Router Configuration 7-13 Manager Password Setup Menu 23 - System Password opens (Figure7-6). 1. Select option 23, System Password, from the main menu. Table7-5. Menu 3.2 - TCP/IP and DHCP Setup Fields (continued) Page Page Page Configuration for Local Servers Page Setting Static Routes Page Using the Manager Interface to Configure the Router for Internet Access 8-7 Figure 8-4. Menu 12.1 - Edit IP Static Route 3. Enter settings for the static route entry. Table 8 -2 lists and describes th e fields for Menu 12.1 - Edit IP Static Route. Table8-2. Edit IP Static Route Fields Static Route Example Page 8-10 Using the Manager Interface to Configure the Router for Internet Access Dynamic DNS Figure 8-6. Menu 1.1 - Configure Dynamic DNS Table 8 -3 lists and describes the fields for Menu 1.1 - Configure Dynamic DNS. Table8-3. Dynamic DNS Configuration Fields Page 9-2 Using the Manager Interface for System Maintenance Figure 9-2. Menu 24.1 - System Maintenance - Status Using the Manager Interface for System Maintenance 9-3 Table 9 -1 lists the commands used in the System Maintenance - Status menu. Table9-1. System Maintenance Status Table9-2. System Maintenance Status Fields Terminal Baud Rate Log and Trace View Error Log Syslog and Accounting Diagnostic Menu Using the Manager Interface for System Maintenance 9-7 Figure 9-3. Menu 24.4 - System Maintenance - Diagnostic Table9-5. System Maintenance - Diagnostic Fields Back Up and Restore Configuration Backing Up and Restoring the Configuration with a Serial Connection Backing Up and Restoring the Configuration Using FTP Software Update Updating Router Software Using a Serial Connection Updating Router Software Using FTP Page Page Chapter 10 Configuring Filters Router Filter Structure Configuring a Filter Set Page Page Configuring Filters 10-5 Figure 10-3. Menu 21.1.1 - TCP/IP Filter Rule Configuring a Filter Rule TCP/IP Filter Rule Configuring Filters 10-7 Table10-4. TCP/IP Filter Rule Fields 10-8 Configuring Filters Table10-4. TCP/IP Filter Rule Fields (continued) Configuring Filters 10-9 Generic Filter Rule Table10-5. Generic Filter Rule Fields Applying a Filter Set Default Filters Filter 1: NetBIOS_WAN Filter 2: NetBIOS_LAN Filter 3: TEL_FTP_WEB_WAN Page Chapter 11 Troubleshooting Basic Functioning PWR LED Not On Test LED Never Blinks or LED Stays On LNK/ACT LEDs Not On Troubleshooting the Web Configuration Interface Troubleshooting the ISP Connection Page Troubleshooting a TCP/IP Network Using a Ping Utility Testing the LAN Path to Your Router Page Testing the Path from Your PC to a Remote Device Troubleshooting the Manager Interface Restoring the Default Configuration and Password Using a Serial Connection Using FTP Page Appendix A Technical Specifications General Specifications Page Appendix B Network and Routing Basics Basic Router Concepts What is a Router? Routing Information Protocol IP Addresses and the Internet Page Netmask Subnet Addressing Page 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 and Crossover Cables Cable Quality Page Glossary Page Page Page Index Index 1 A C D G H I L M N O P R S T U V W X