Linksys RT31P2 manual Configuring the Router

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Broadband Router with 2 Phone Ports

The preset applications are among the most widely used Internet applications. They include the following:

FTP (File Transfer Protocol). A protocol used to transfer files over a TCP/IP network (Internet, UNIX, etc.). For example, after developing the HTML pages for a website on a local machine, they are typically uploaded to the web server using FTP.

Telnet. A terminal emulation protocol commonly used on Internet and TCP/IP-based networks. It allows a user at a terminal or computer to log onto a remote device and run a program.

SMTP (Simple Mail Transfer Protocol). The standard e-mail protocol on the Internet. It is a TCP/IP protocol that defines the message format and the message transfer agent (MTA), which stores and forwards the mail.

DNS (Domain Name System). The way that Internet domain names are located and translated into IP addresses.

A domain name is a meaningful and easy-to-remember “handle” for an Internet address.

TFTP (Trivial File Transfer Protocol). A version of the TCP/IP FTP protocol that has no directory or password capability.

Finger. A UNIX command widely used on the Internet to find out information about a particular user, such as a telephone number, whether the user is currently logged on, and the last time the user was logged on. The person being “fingered” must have placed his or her profile on the system in order for the information to be available. Fingering requires entering the full user@domain address.

HTTP (HyperText Transport Protocol). The communications protocol used to connect to servers on the World Wide Web. Its primary function is to establish a connection with a web server and transmit HTML pages to the client web browser.

POP3 (Post Office Protocol 3). A standard mail server commonly used on the Internet. It provides a message store that holds incoming e-mail until users log on and download it. POP3 is a simple system with little

34	Chapter 5: Configuring the Router
	The Applications & Gaming Tab - UPnP Forwarding

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Contents Broadband Router Copyright and Trademarks How to Use this GuideWord definition Table of Contents Appendix a Troubleshooting Common Problems and Solutions Frequently Asked QuestionsBack Panel Front Panel16 Security Tab VPN Passthrough Introduction WelcomeWhat’s in this Guide? Introduction What’s in this Guide? Broadband Router with 2 Phone Ports An Introduction to Local Area Networks Networking BasicsUse of IP Addresses Networking Basics Getting to Know the Router Back PanelFront Panel Proceed to Connecting the Router Broadband Router with 2 Phone Ports Connecting the Router OverviewConnection Instructions Connect a PCConfiguring the Router SetupVoice SecurityApplications & Gaming Administration How to Access the Web-based UtilityStatus Setup Tab Basic Setup Internet SetupInternet Connection Type Obtain an IP automaticallyStatic IP PPPoERAS for SingTel PPPoEPptp Heart Beat Signal Heart Beat SignalNetwork Setup Optional SettingsRouter IP Packet a unit of data sent over a networkNetwork Address Server Settings Dhcp Setup Tab Ddns Time SettingDynDNS.org TZO.comSetup Tab MAC Address Clone MAC CloneSetup Tab Advanced Routing Advanced Routing13 Routing Table Entry List Security Tab Filter Filter IP Address RangeFilter Port Range Filter MAC AddressBlock WAN Requests 15 Filtered MAC AddressSecurity Tab VPN Passthrough VPN PassthroughVoice Tab Applications & Gaming Tab Port Range ForwardingPort Range Forwarding Port RangePort Triggering Applications & Gaming Tab Port TriggeringTriggered Range UPnP Forwarding Applications & Gaming Tab UPnP ForwardingForwarded Range Configuring the Router Broadband Router with 2 Phone Ports Applications & Gaming Tab DMZ DMZApplications & Gaming Tab QoS Application-based QoSPort-based QoS Specific Port# fieldsVoice QoS Administration Tab Management Router PasswordLocal Router Access Remote Router AccessBackup and Restore UPnPAdministration Tab Log LogAdministration Tab Firmware Upgrade Administration Tab Factory DefaultsFirmware the programming code that runs a networking device Status Tab Voice InformationLine1 Status Line2 StatusStatus Tab Router 31 Status Tab RouterStatus Tab Local Network Local NetworkAppendix a Troubleshooting Common Problems and SolutionsFor Windows 98 and Millennium Need to set a static IP address on a PCFor Windows For Windows XPWant to test my Internet connection For Windows XP Configuring the Router for details Am not able to access the Router’s Web-based Utility Setup Need to set up a server behind my Router Application Start and End Protocol IP Address Enabled TCPCan’t get the Internet game, server, or application to work Broadband Router with 2 Phone Ports To start over, I need to set the Router to factory default My DSL service’s PPPoE is always disconnectingFor Microsoft Internet Explorer 5.0 or higher For Netscape 4.7 or higherBroadband Router with 2 Phone Ports Need to use port triggering Frequently Asked Questions How do I make a phone call?Can I make calls if my Internet connection is down? Can I make calls while I’m browsing the Internet?Is IPSec Passthrough supported by the Router? Where is the Router installed on the network?Does the Router support IPX or AppleTalk? How can I block corrupted FTP downloads? Broadband Router with 2 Phone Ports What is DMZ Hosting? If all else fails in the installation, what can I do?Will the Router function in a Macintosh environment? Is the Router cross-platform compatible? How many ports can be simultaneously forwarded?Which modems are compatible with the Router? How can I check whether I have static or Dhcp IP addresses?Figure B-1 IP Configuration Screen Windows 98 or Me InstructionsWindows 2000 or XP Instructions For the Router’s Web-based UtilityShared Resources Appendix C Windows HelpNetwork Neighborhood/My Network Places Appendix C Windows Help Appendix D Glossary Appendix D Glossary Broadband Router with 2 Phone Ports Packet a unit of data sent over a network Broadband Router with 2 Phone Ports Broadband Router with 2 Phone Ports Appendix E Specifications Two Standard Phone Ports, One Power PortAppendix E Specifications Appendix F Warranty Information Limited WarrantyAppendix F Warranty Information Appendix G Regulatory Information FCC StatementAppendix G Regulatory Information Appendix H Contact Information Appendix H Contact Information