Understanding The Internet A Clear Guide To Internet Technologies

The Internet continues to grow at a very rapid rate. Together with this growth there is an accompanying growth of the technologies on which it is based. These technologies make use of TCP/IP as their foundation. To start to make sense of all these interrelated systems it is important that today's computer user be aware of the technologies on which the Internet is based. This book introduces those technologies and is aimed at the Internet user who wishes to understand the technologies on which much of today's business and recreational computing is based. As such, the intention of this book is to give a succinct overview of 'how it all works' rather than provide a comprehensive reference work. This book will help you quickly obtain an understanding of the technological principles behind the Internet/communications revolution in both your working and recreational lives, and: · provides a thorough understanding of intranets, extranets and the Internet · explains all about: how e-mail delivers mail the domain name service how the Internet finds computers the problems facing network designers the basics of computer security issues some new technologies such as WAP, Bluetooth, UMTS and NAPSTER · Shows you how your office or home network really works. Keith Sutherland is a Microsoft Certified Systems Engineer specialising in TCP/IP, IIS and SQL server. For the last 25 years he has been an independent consultant and lecturer working throughout the IT industry. As a result he has trained many thousands of industrial and commercial staff over that period. Currently he divides his time between lecturing, consultancy and research work. His client list includes many Blue-Chip companies together with government and international organisations.

The Internet continues to grow at a very rapid rate. Together with this growth there is an accompanying growth of the technologies on which it is based. These technologies make use of TCP/IP as their foundation. To start to make sense of all these interrelated systems it is important that today's computer user be aware of the technologies on which the Internet is based. This book introduces those technologies and is aimed at the Internet user who wishes to understand the technologies on which much of today's business and recreational computing is based. As such, the intention of this book is to give a succinct overview of 'how it all works' rather than provide a comprehensive reference work. This book will help you quickly obtain an understanding of the technological principles behind the Internet/communications revolution in both your working and recreational lives, and: · provides a thorough understanding of intranets, extranets and the Internet · explains all about: how e-mail delivers mail the domain name service how the Internet finds computers the problems facing network designers the basics of computer security issues some new technologies such as WAP, Bluetooth, UMTS and NAPSTER · Shows you how your office or home network really works. Keith Sutherland is a Microsoft Certified Systems Engineer specialising in TCP/IP, IIS and SQL server. For the last 25 years he has been an independent consultant and lecturer working throughout the IT industry. As a result he has trained many thousands of industrial and commercial staff over that period. Currently he divides his time between lecturing, consultancy and research work. His client list includes many Blue-Chip companies together with government and international organisations. Explains, in simple terms, how Internet technology works, and how this can affect a business Gives a rapid overview of core technologies Cuts through the Jargon

Divided Into Nine Illustrated Sections, This Eighth Edition Starts With A Brief Introduction To The Internet And Its Architecture And Includes Eight Additional Sections That Cover Everything From Connecting And Communicating On The Internet, Security And Privacy, Entertainment And Multimedia, Intranets, Ecommerce And More. Simple, Clear Explanations Walk You Through Every Technology Detailed Explanations Walk You Through The Technology. The Internet Has Changed The World... And, With Everything From Blogs To Podcasts, Internet Phones To Video, It'S Still Changing The World. Now, It'S Easy To Understand How It All Works This Book'S Big, Brilliant, Full-Color Illustrations And Clear Explanations Make It All Incredibly Simple Discover How The Internet Really Works... It'S Amazingly Easy This New Edition Has Been Completely Updated For Today'S Hottest Internet Technologies, Web Connections, Hardware, Communications And Entertainment Services, And Much More - See How The Internet Can Deliver Any Kind Of Information, Anywhere: Web Pages, Email, Music, Video, Phone Calls, And More - Understand The Most Exciting New Internet Technologies, From Blogs And Podcasting To Wikis And Bittorrent - Discover How Your Connection To The Internet Works... Wireless, Cable Modem, Dsl, Even Cellphones - Go Behind The Scenes With Today'S Most Sophisticated Websites, Applications, And Services - Protect Yourself From The Latest Internet Dangers, Including Phishing, Web Surveillance, And Wireless Hacking Preston Gralla Is The Award-Winning Author Of More Than 30 Books, Including How The Internet Works, Complete Idiot'S Guide To Internet Privacy And Security, Complete Idiot'S Guide To Protecting Your Child Online, And How Wireless Works. He Has Written Frequently About Security Issues, Computer Technology, The Internet, And Has Been A Columnist For Many Magazines, Websites And Newspapers.

An accessible, comic book-like, illustrated introduction to how the internet works under the hood, designed to give people a basic understanding of the technical aspects of the Internet that they need in order to advocate for digital rights. The internet has profoundly changed interpersonal communication, but most of us don't really understand how it works. What enables information to travel across the internet? Can we really be anonymous and private online? Who controls the internet, and why is that important? And... what's with all the cats? How the Internet Really Works answers these questions and more. Using clear language and whimsical illustrations, the authors translate highly technical topics into accessible, engaging prose that demystifies the world's most intricately linked computer network. Alongside a feline guide named Catnip, you'll learn about: • The "How-What-Why" of nodes, packets, and internet protocols • Cryptographic techniques to ensure the secrecy and integrity of your data • Censorship, ways to monitor it, and means for circumventing it • Cybernetics, algorithms, and how computers make decisions • Centralization of internet power, its impact on democracy, and how it hurts human rights • Internet governance, and ways to get involved This book is also a call to action, laying out a roadmap for using your newfound knowledge to influence the evolution of digitally inclusive, rights-respecting internet laws and policies. Whether you're a citizen concerned about staying safe online, a civil servant seeking to address censorship, an advocate addressing worldwide freedom of expression issues, or simply someone with a cat-like curiosity about network infrastructure, you will be delighted -- and enlightened -- by Catnip's felicitously fun guide to understanding how the internet really works!

An accessible, comic book-like, illustrated introduction to how the internet works under the hood, designed to give people a basic understanding of the technical aspects of the Internet that they need in order to advocate for digital rights. The internet has profoundly changed interpersonal communication, but most of us don't really understand how it works. What enables information to travel across the internet? Can we really be anonymous and private online? Who controls the internet, and why is that important? And... what's with all the cats? How the Internet Really Works answers these questions and more. Using clear language and whimsical illustrations, the authors translate highly technical topics into accessible, engaging prose that demystifies the world's most intricately linked computer network. Alongside a feline guide named Catnip, you'll learn about: The "How-What-Why" of nodes, packets, and internet protocols Cryptographic techniques to ensure the secrecy and integrity of your data Censorship, ways to monitor it, and means for circumventing it Cybernetics, algorithms, and how computers make decisions Centralization of internet power, its impact on democracy, and how it hurts human rights Internet governance, and ways to get involved This book is also a call to action, laying out a roadmap for using your newfound knowledge to influence the evolution of digitally inclusive, rights-respecting internet laws and policies. Whether you're a citizen concerned about staying safe online, a civil servant seeking to address censorship, an advocate addressing worldwide freedom of expression issues, or simply someone with a cat-like curiosity about network infrastructure, you will be delighted -- and enlightened -- by Catnip's felicitously fun guide to understanding how the internet really works!

The Internet Book, Fifth Edition explains how computers communicate, what the Internet is, how the Internet works, and what services the Internet offers. It is designed for readers who do not have a strong technical background — early chapters clearly explain the terminology and concepts needed to understand all the services. It helps the reader to understand the technology behind the Internet, appreciate how the Internet can be used, and discover why people find it so exciting. In addition, it explains the origins of the Internet and shows the reader how rapidly it has grown. It also provides information on how to avoid scams and exaggerated marketing claims. The first section of the book introduces communication system concepts and terminology. The second section reviews the history of the Internet and its incredible growth. It documents the rate at which the digital revolution occurred, and provides background that will help readers appreciate the significance of the underlying design. The third section describes basic Internet technology and capabilities. It examines how Internet hardware is organized and how software provides communication. This section provides the foundation for later chapters, and will help readers ask good questions and make better decisions when salespeople offer Internet products and services. The final section describes application services currently available on the Internet. For each service, the book explains both what the service offers and how the service works. About the Author Dr. Douglas Comer is a Distinguished Professor at Purdue University in the departments of Computer Science and Electrical and Computer Engineering. He has created and enjoys teaching undergraduate and graduate courses on computer networks and Internets, operating systems, computer architecture, and computer software. One of the researchers who contributed to the Internet as it was being formed in the late 1970s and 1980s, he has served as a member of the Internet Architecture Board, the group responsible for guiding the Internet’s development. Prof. Comer is an internationally recognized expert on computer networking, the TCP/IP protocols, and the Internet, who presents lectures to a wide range of audiences. In addition to research articles, he has written a series of textbooks that describe the technical details of the Internet. Prof. Comer’s books have been translated into many languages, and are used in industry as well as computer science, engineering, and business departments around the world. Prof. Comer joined the Internet project in the late 1970s, and has had a high-speed Internet connection to his home since 1981. He wrote this book as a response to everyone who has asked him for an explanation of the Internet that is both technically correct and easily understood by anyone. An Internet enthusiast, Comer displays INTRNET on the license plate of his car.

Presents the history of the Internet, from its original design and engineering as the world's first packet-switched computer network to the transformation into a privatized, commercial network, and its emergence as today's international networking infrastructure.