Behind the scenes: How the Internet Works

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Presentation transcript:

Behind the scenes: How the Internet Works Chapter 13

Who owns the internet? Local networks are owned by different entities Ex. Individuals, government agencies, businesses, universities Ashley Juniewicz

Who Manages the Internet? (5 major groups) Internet Society (internetsociety.org) Provide leadership for orderly growth and development of the internet Internet Engineering Task Force (ietf.org) Subgroup of Internet Society Researches new Internet technologies to improve capabilities and keep it running smoothly Internet Architecture Board (iab.org) Technical advisory group to the Internet Society IETF committee Provide direction for the maintenance and development of Internet protocols Ashley Juniewicz

Who Manages the internet? cont. Internet Corporation for Assigned Names and Numbers (icann.org) Responsible for managing the Internet’s domain name system and the allocation of IP addresses World Wide Web Consortium (w3.org) Group of organizations that set standards and develop protocols for the Web Ashley Juniewicz

How do computers connect to the internet? Internet similar to US highway system Smaller paths lead to bigger, faster ones Main pathways of Internet are called the Internet Backbone Internet backbone is a collection of large national and international networks AT&T, Verizon, and Sprint provide backbone connectivity Ashley Juniewicz

Ashley Juniewicz

How does this work? Ashley Juniewicz

IP address vs. domain name An IP address is a set of numbers specific to your computer A domain name is something easier to remember, such as google.com Ashley Juniewicz

Why have an IP address? IP addresses serve the same purpose as home addresses. Any device that can send and receive information to/from the internet needs an address so accurate communication can take place. Ashley Juniewicz

How do you find your ip address? Google it. Ashley Juniewicz

Thank you! Chapter 13