Toshiba Satellite P505-S8980 User Guide - Page 140

140 Exploring Your Computer's Features An overview of using the Internet NOTE Connect the built-in modem only to ordinary analog phone lines. Never connect the built-in modem to a digital line (ISDN). Never connect the built-in modem to the digital connector on a public telephone or to a digital private branch exchange (PBX). Never connect the built-in modem to a key telephone system for residences or offices. Connection to any communication line other than an analog phone line could cause a computer system failure. Now you are ready to send a fax or use the modem to connect to an online service or the Internet. An overview of using the Internet The following sections give a quick introduction to the Internet and some of its exciting features, under these headings: ❖ The Internet ❖ The World Wide Web ❖ Internet Service Providers ❖ Connecting to the Internet ❖ Surfing the Internet ❖ Internet features ❖ Uploading to, and downloading files from, the Internet The Internet The Internet is an association of thousands of networks and millions of computers around the world connected by communications lines. They all work together to share information. The World Wide Web The World Wide Web (or "Web") is a subset of the Internet-a collection of interlinked documents (located on computers connected to the Internet) that work together using a specific Internet protocol called Hypertext Transfer Protocol (HTTP). The World Wide Web offers information as text, images, audio, or video to be referenced from anywhere in the world. Special programs called Web browsers are specifically designed to work with HTTP. They make it easier to connect to a particular network address and send and receive information.