Cover image for How the Internet works
How the Internet works
Gralla, Preston.
Personal Author:
Millenium edition.
Publication Information:
Indianapolis, IN : Que, [1999]

Physical Description:
xi, 324 pages : color illustrations ; 26 cm
General Note:
Previous ed.: 1998.
Subject Term:
Format :


Call Number
Material Type
Home Location
Item Holds
TK5105.875.I57 G72 1999 Adult Non-Fiction Central Closed Stacks

On Order



Have you ever wanted to know how data travels from computer to computer, around the world? Have you ever wondered how web sites can track users or how newsgroups work? How the Internet Works not only tells the reader how it works, but shows them with easy to follow, four-color visual spreads tracking the path data flows and the hardware involved. Now entering its fourth year, How the Internet Works helps you understand the latest in Internet and networking technology from cookies and data tracking to web sound and video. Its intelligent visual approach demystifies the technology in a format that appeals to readers of all levels. Content includes explanations of digital certificates, extranets, Interact telephony, meta-searches and scripting languages such as XML and dynamic HTML.

Table of Contents

Part 1 What Is the Internet?p. 1
Chapter 1 The Wired World of the Internetp. 4
Chapter 2 How Information Travels Across the Internetp. 8
Chapter 3 How TCP/IP Worksp. 12
Chapter 4 Understanding Internet Addresses and Domainsp. 16
Chapter 5 Anatomy of a Web Connectionp. 20
Chapter 6 Internet File Typesp. 24
Part 2 The Internet's Underlying Architecturep. 28
Chapter 7 How the Domain Name System Worksp. 32
Chapter 8 How Routers Workp. 36
Chapter 9 The Internet's Client/Server Architecturep. 40
Part 3 Connecting to the Internetp. 44
Chapter 10 Connecting Your Computerp. 48
Chapter 11 Connecting to the Internet from Online Servicesp. 52
Chapter 12 How ISDN Worksp. 56
Chapter 13 The Internet/Television Connectionp. 60
Chapter 14 How Network Computers (NCs) Workp. 66
Chapter 15 How the Digital Subscriber Line (DSL) Worksp. 70
Chapter 16 How Satellite and Palmtop Connections Workp. 74
Part 4 Communicating on the Internetp. 80
Chapter 17 How Email Worksp. 84
Chapter 18 Email Spam and Blockingp. 98
Chapter 19 How Usenet Newsgroups Workp. 104
Chapter 20 How Internet Chat and Instant Messaging Workp. 110
Chapter 21 Making Phone Calls on the Internetp. 116
Part 5 How the World Wide Web Worksp. 122
Chapter 22 How Web Pages Workp. 126
Chapter 23 How Web Browsers Workp. 134
Chapter 24 How Markup Languages Workp. 144
Chapter 25 How Hypertext Worksp. 150
Chapter 26 How URLs Workp. 154
Chapter 27 How Imagemaps and Interactive Forms Workp. 158
Chapter 28 How Web Host Servers Workp. 162
Chapter 29 How Web Sites Work with Databasesp. 166
Part 6 Common Internet Toolsp. 170
Chapter 30 How Telnet Worksp. 174
Chapter 31 FTP and Downloading Filesp. 178
Chapter 32 Searching the Internetp. 184
Chapter 33 How Push Technology Worksp. 190
Chapter 34 How Java, JavaScript, and ActiveX Workp. 198
Chapter 35 How Agents Workp. 206
Chapter 36 How CGI Scripting Worksp. 210
Part 7 Multimedia on the Internetp. 214
Chapter 37 Audio on the Internetp. 218
Chapter 38 Video on the Internetp. 226
Chapter 39 How Multicast IP and the Mbone Workp. 234
Chapter 40 Virtual Reality on the Internetp. 238
Chapter 41 Animation on the Webp. 242
Part 8 Intranets and Shopping on the Internetp. 248
Chapter 42 How Intranets Workp. 252
Chapter 43 How Workgroup Software Worksp. 256
Chapter 44 Shopping on the Internetp. 260
Part 9 Safeguarding the Internetp. 270
Chapter 45 How Firewalls Workp. 274
Chapter 46 How "Smurf Attacks" Can Cripple Internet Service Providersp. 280
Chapter 47 How Viruses Workp. 284
Chapter 48 How Cookies, Passports, and Web Tracking Workp. 290
Chapter 49 Cryptography, Privacy, and Digital Certificatesp. 298
Chapter 50 Parental Controls on the Internetp. 304
Indexp. 308