tailieunhanh - Chapter 6: The Internet

The Internet is not owned or operated by any single corporation or government The Internet backbone is a network of high-capacity communications links that provides the main routes for data traffic across the Internet Backbone links and routers are maintained by network service providers (NSPs) NSP equipment and links are tied together by network access points (NAPs) An Internet service provider (ISP) is a company that offers Internet access to individuals, businesses, and smaller ISPs | The Internet Chapter 6 Chapter Contents Section A: Internet Technology Section B: Fixed Internet Access Section C: Portable and Mobile Internet Access Section D: Internet Services Section E: Internet Security Chapter 6: The Internet Internet Technology Background Internet Infrastructure Internet Protocols, Addresses, and Domains Connection Speed Chapter 6: The Internet Background The ARPANET, created in 1969, connected computers at UCLA, Stanford Research Institute, University of Utah, and University of California at Santa Barbara Today, the Internet connects computers all over the globe and supplies information to people of all ages and interests With an estimated 200 million nodes and 1 billion users, the Internet is huge Chapter 6: The Internet Figure 6-1 Internet Infrastructure The Internet is not owned or operated by any single corporation or government The Internet backbone is a network of high-capacity communications links that provides the main routes for data . | The Internet Chapter 6 Chapter Contents Section A: Internet Technology Section B: Fixed Internet Access Section C: Portable and Mobile Internet Access Section D: Internet Services Section E: Internet Security Chapter 6: The Internet Internet Technology Background Internet Infrastructure Internet Protocols, Addresses, and Domains Connection Speed Chapter 6: The Internet Background The ARPANET, created in 1969, connected computers at UCLA, Stanford Research Institute, University of Utah, and University of California at Santa Barbara Today, the Internet connects computers all over the globe and supplies information to people of all ages and interests With an estimated 200 million nodes and 1 billion users, the Internet is huge Chapter 6: The Internet Figure 6-1 Internet Infrastructure The Internet is not owned or operated by any single corporation or government The Internet backbone is a network of high-capacity communications links that provides the main routes for data traffic across the Internet Backbone links and routers are maintained by network service providers (NSPs) NSP equipment and links are tied together by network access points (NAPs) An Internet service provider (ISP) is a company that offers Internet access to individuals, businesses, and smaller ISPs Chapter 6: The Internet Internet Infrastructure Chapter 6: The Internet Figures 6-2 and 6-3 Internet Infrastructure To communicate with an ISP, your computer uses some type of communications device, such as a modem Chapter 6: The Internet Figure 6-4 Internet Protocols, Addresses, and Domains Chapter 6: The Internet Figure 6-5 Internet Protocols, Addresses, and Domains A domain name is a key component of Web addresses, e-mail addresses, and addresses on the Web called URLs Chapter 6: The Internet Figure 6-6 Internet Protocols, Addresses, and Domains Chapter 6: The Internet Internet Protocols, Addresses, and Domains The first step in registering a domain name is to .