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Internet Book : Everything You Need to Know about Computer Networking and How the Internet Works

ISBN: 9780138901615 | 0138901619
Edition: 2nd
Format: Paperback
Publisher: Simon & Schuster Adult Publishing Group
Pub. Date: 6/1/1997

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SummaryTable of Contents
This revision of a bestseller is ideal as either an introductory Internet textbook that assumes no technical background or as a highly accurate, clearly written, very understandable professional overview of Internet/Networking technology and applications; written by leading Internet authority, teacher researcher, Doug Comer. Includes new coverage of World Wide Web; Browsing, WWW Documents (HTML), Advanced Web technology (Frames, CGI) and Search (Lycos, Alta Vista, etc.).
... MORE
Chapter 1 The Internet Has Arrived
1(8)
The World Is Changing
1(1)
Numbers Do Not Tell The Story
2(1)
Learning About The Internet
3(1)
Understanding The Big Picture
3(1)
Terminology And Technology
4(1)
Growth And Adaptability
4(1)
The Impact Of The Internet
4(1)
Organization Of The Book
4(1)
A Personal Note
5(4)
PART I Introduction To Networking9(40)
Chapter 2 Telephones Everywhere
9(6)
Introduction
9(1)
A New Communication Service
9(1)
Selling Communication
9(1)
Limited Access
10(1)
High Cost
11(1)
The Difficult Transition
11(1)
Ubiquitous Access
12(1)
Relevance To The Internet
12(3)
Chapter 3 The World Was Once Analog
15(10)
Introduction
15(1)
Sound, Vibrations, And Analog Recording
15(1)
Analog Electronic Devices
16(1)
Many Electronic Devices Are Analog
17(1)
The First Analog Communication
17(1)
Analog Is Simple But Inaccurate
17(1)
Sending An Analog Signal Across A Wire
18(1)
Digital Music
19(1)
The Digital Revolution
19(1)
Computers Are Digital
20(1)
Digital Recording
20(1)
Using Digital To Recreate Analog
21(1)
Why Digital?
22(1)
Summary
22(3)
Chapter 4 The Once And Future Digital Network
25(6)
Introduction
25(1)
The World Was Once Digital
25(1)
A Telegraph Is Digital
26(1)
Morse Code
26(1)
Letters And Digits In Morse Code
27(1)
Users Did Not Encounter Morse Code
28(1)
Virtually Instant Communication
28(1)
Speed Is Relative
28(1)
The Telephone Became Digital
29(1)
Relevance To The Internet
29(1)
Binary Encoding Of Data On The Internet
30(1)
Summary
30(1)
Chapter 5 Basic Communication
31(8)
Introduction
31(1)
Communication Using Electricity
31(1)
Signals On Wires
32(1)
Information Coding
32(1)
Modems Allow Two-Way Traffic
33(1)
A Character Code For Digital Information
34(2)
Detecting Errors
36(1)
Summary
37(2)
Chapter 6 The Local Area Network Arrives
39(10)
Introduction
39(1)
Motivation
39(1)
Interchangeable Media
40(1)
A Computer Consists Of Circuit Boards
40(1)
Circuit Boards Plug Into A Computer
40(1)
Connecting One Computer To Another
41(1)
LAN Technologies
42(1)
Connecting A Computer To A LAN
43(1)
The Importance Of LAN Technology
44(1)
Relationship To The Internet
45(4)
PART II A Brief History Of The Internet49(40)
Chapter 7 Internet: The Early Years
49(12)
Many Independent Networks
49(1)
The Proliferation Of LANs
49(1)
Facts About LANs
50(1)
LANs Are Incompatible
51(1)
Wide Area Technologies Exist
51(1)
Few WANs, Many LANs
52(1)
WANs and LANs Are Incompatible
52(1)
The Desirability Of A Single Network
53(1)
The Department Of Defense Had Multiple Networks
54(1)
Connecting Disconnected Machines
54(1)
The Internet Emerges
54(1)
The ARPANET Backbone
55(1)
Internet Software
55(1)
The Name Is TCP/IP
55(1)
The Shock Of An Open System
56(1)
Open Systems Are Necessary
57(1)
TCP/IP Documentation Is Online
57(1)
The Military Adopts TCP/IP
58(1)
Summary
58(1)
A Personal Note
59(1)
Chapter 8 A Decade Of Incredible Growth
61(12)
Introduction
61(1)
Disseminating The Software
61(1)
Meanwhile, Back In Computer Science
62(1)
The Internet Meets UNIX
62(1)
The U.S. Military Makes A Commitment
63(1)
The Internet Doubles In Size In One Year
63(1)
Every Computer Science Department
64(1)
Graduate Students Volunteer Their Time
65(1)
The IAB evolves
65(1)
The IETF
66(1)
Doubling Again In A Year
66(1)
The Internet Improves Science
66(1)
NSF Takes A Leadership Role
67(1)
Target: All Of Science And Engineering
67(1)
NSF's Approach
68(1)
The NSFNET Backbone
68(1)
A Major Reorganization
68(1)
The ANS Backbone
69(1)
Exponential Growth
70(1)
A Commercial Assessment
71(1)
The End Of Growth
71(2)
Chapter 9 The Global Internet
73(8)
Introduction
73(1)
Early ARPA Networks
73(1)
Electronic Mail Among Computers
73(1)
BITNET And FIDONET
74(1)
Networks In Europe
74(2)
EBONE: A European Backbone
76(1)
EBONE Is The Top Level
76(1)
Internet On Other Continents
77(2)
The World Of Internet
79(1)
A Personal Note
80(1)
Chapter 10 A Global Information Infrastructure
81(8)
Introduction
81(1)
Existing Infrastructure
81(1)
Communication Infrastructure
82(2)
The Current Approach
84(1)
The Internet Was Designed To Be General
85(1)
The Internet Offers Diverse Information Services
85(1)
TCP/IP Provides Communication Facilities
86(1)
A Personal Note
86(3)
PART III How The Internet Works89(56)
Chapter 11 Packet Switching
89(8)
Introduction
89(1)
Sharing Saves Money
89(1)
Sharing Introduces Delays
89(1)
Sharing Wires
90(1)
Selectable Channels
90(1)
Sharing By Taking Turns
91(1)
Packet Switching Avoids Delays
92(1)
Each Packet Must Be Labeled
92(1)
Computers Have Addresses
92(1)
Packets Are Not All The Same Size
93(1)
Packet Transmission Seems Instantaneous
93(1)
Sharing Is Automatic
93(1)
Network Hardware Handles Sharing
94(1)
Many Devices Can Use Packet Switching
94(1)
Relevance To The Internet
94(1)
Summary
95(2)
Chapter 12 Internet: A Network Of Networks
97(10)
Introduction
97(1)
Network Technologies Are Incompatible
97(1)
Coping With Incompatibility
98(1)
Two Fundamental Concepts
98(2)
Using A Computer To Interconnect Networks
100(1)
Interconnecting Computers Pass Packets
101(1)
Interconnecting Computers Are Called Routers
102(1)
Routers Are The Building Blocks Of The Internet
102(1)
Routers Accommodate Multiple Types Of Networks
102(1)
Routers Can Interconnect WANs And LANs
103(1)
Dial-up Access For Personal Computers
104(1)
Interconnecting Networks Was Revolutionary
105(1)
Summary
105(2)
Chapter 13 IP: Software To Create A Virtual Network
107(8)
Introduction
107(1)
Protocol: An Agreement For Communication
107(1)
Basic Functionality: The Internet Protocol
108(1)
IP Software On Every Machine
108(1)
Internet Packets Are Called Datagrams
108(1)
The Illusion Of A Giant Network
109(1)
The Reality Of Internal Structure
110(1)
Datagrams Travel In Packets
111(1)
Every Computer Is Assigned A Unique Address
112(1)
Internet Addresses
112(1)
An Odd IP Address Syntax
112(1)
IP Addresses Are Not Random
113(1)
An Example Trip Through The Internet
113(1)
Summary
114(1)
Chapter 14 TCP: Software For Reliable Communication
115(6)
Introduction
115(1)
A Packet Switching System Can Be Overrun
115(2)
TCP Helps IP Guarantee Delivery
117(1)
TCP Provides A Connection Between Computer Programs
118(1)
The Magic Of Recovering Lost Datagrams
118(1)
TCP Retransmission Is Automatic
119(1)
TCP And IP Work Together
119(1)
Summary
120(1)
Chapter 15 Clients + Servers = Distributed Computing
121(6)
Introduction
121(1)
Large Computers Use Networks For Input And Output
121(1)
Small Computers Use Networks To Interact
122(1)
Distributed Computing On The Internet
122(1)
A Single Paradigm Explains All Distributed Computing
123(1)
Programs Are Clients Or Servers
124(1)
A Server Must Always Run
125(1)
Summary
125(2)
Chapter 16 Names For Computers
127(10)
Introduction
127(1)
People Prefer Names To Numbers
127(1)
Naming A Computer Can Be Difficult Or Fun
128(1)
Computer Names Must Be Unique
129(1)
Suffixes On Computer Names
129(1)
Names With Many Parts
130(1)
Domain Names Outside The US
131(1)
Translating A Name To An Equivalent IP Address
132(1)
Domain Name System Works Like Directory Assistance
132(1)
Computer Name Lookup Is Automatic
133(1)
IP Addresses And Domain Names Are Unrelated
134(1)
Summary
135(2)
Chapter 17 Why The Internet Works Well
137(8)
Introduction
137(1)
The Internet Works Well
137(1)
IP Provides Flexibility
138(1)
TCP Provides Reliability
139(1)
TCP/IP Software Was Engineered For Efficiency
139(1)
TCP/IP Research Emphasized Practical Results
140(1)
The Formula For Success
140(1)
Summary
141(4)
PART IV Services Available On The Internet145(134)
Chapter 18 Electronic Mail
145(14)
Introduction
145(1)
Description Of Functionality
145(1)
The Best Of All Worlds
146(1)
Each User Has A Mailbox For E-mail
146(1)
Sending An E-mail Message
146(1)
Notification That E-mail has Arrived
146(1)
Reading An E-mail Message
147(1)
E-mail Messages Look Like Interoffice Memos
147(1)
E-mail Software Fills In Header Information
148(1)
How E-mail Works
149(1)
Using E-mail From A Personal Computer
150(1)
Mailbox Address Format
150(1)
Abbreviations Make E-mail Friendly
151(1)
Aliases Permit Arbitrary Abbreviations
151(1)
Aliases Shared By All Users Of A Computer System
152(1)
Sending To Multiple Recipients
152(1)
Mailing List: An Alias for Multiple Recipients
153(1)
Public Mailing Lists And Mail Exploders
153(1)
E-mail To And From Non-Internet Sites
154(1)
Access To Services Via E-mail
155(1)
Speed, Reliability, And Expectations
155(1)
Impact And Significance Of Electronic Mail
156(1)
Joining A Mailing List
157(2)
Chapter 19 Bulletin Board Service (Network News)
159(14)
Introduction
159(1)
Description Of Functionality
159(1)
Many Bulletin Boards With Diverse Topics
160(1)
Network News
161(1)
Newsgroup Names
161(1)
Obtaining Network News And The Software To Read Articles
162(1)
How Network News Appears To A User
163(1)
Checking For News Articles
163(1)
Article Expiration
163(1)
Reading Network News
164(1)
Selecting Articles
164(2)
Subscribing And Unsubscribing To Newsgroups
166(1)
Submitting An Article
166(1)
Moderated Newsgroups
166(1)
Size Of Network News
167(1)
How Network News Works
167(1)
Redundant Newsfeeds And Duplicate Elimination
168(1)
Relationship Between Netnews And Electronic Mail
169(1)
Impact And Significance Of Network News And Mailing Lists
169(1)
Hints And Conventions For Participating In Discussions
170(1)
Summary
171(2)
Chapter 20 File Transfer (FTP)
173(10)
Introduction
173(1)
Data Stored In Files
173(1)
Copying A File
174(1)
FTP Is Interactive
174(1)
Example Commands
174(1)
A Client Can Store Or Retrieve A File
175(1)
Commands For Binary And Text File Format
175(1)
Choosing ASCII or Binary Transfer
176(1)
Commands For Authorization And Anonymous FTP
177(1)
Listing The Contents Of A Remote Directory
177(1)
Example Use Of FTP
177(3)
Miscellaneous Commands
180(1)
How FTP Works
181(1)
Impact And Significance Of FTP
181(1)
Summary
182(1)
Chapter 21 Remote Login (TELNET)
183(8)
Introduction
183(1)
Users Access A Timesharing System Through Terminals
183(1)
A Timesharing System Requires Accounting Information
184(1)
Remote Login Resembles Conventional Login
185(1)
Remote Login Provides General Access
185(1)
Generality Makes Remote Login Powerful
186(1)
Remote Login Accommodates Multiple Types Of Computers
186(1)
How Remote Login Works
187(1)
Escaping From Remote Login
188(1)
Displays And Windows
188(1)
Internet Remote Login Is Called TELNET
188(1)
Using TELNET To Access Other Internet Services
189(1)
Assessment Of Remote Login
189(1)
Summary
190(1)
Chapter 22 Browsing The World Wide Web
191(24)
Introduction
191(1)
Description Of Functionality
191(1)
Browsing Vs. Information Retrieval
192(1)
Early Browsing Services Used Menus
192(1)
A Menu Item Can Point To Another Computer
193(1)
How A Browser Works
193(1)
An Example Point-And-Click Interface
194(2)
Combining Menus Items With Text
196(1)
The Importance Of Integrated Menus
197(1)
Menus Embedded In Text Are Called Hypertext
198(1)
Multimedia
199(1)
Video And Audio References Can Be Embedded In Text
200(1)
The World Wide Web
201(1)
Browser Software Used To Access The Web
201(1)
An Example Hypermedia Display
202(2)
Control Of The Browser
204(1)
External References
205(1)
Recording The Location Of Information
205(2)
Bookmarks
207(1)
How The World Wide Web Works
208(1)
A URL Tells A Browser Which Computer To Contact
208(1)
A URL Tells A Browser Which Server To Contact
208(1)
Use Of The Name WWW In URLs
209(1)
A Browser Provides Access To Multiple Services
210(1)
Inside A Browser Program
210(1)
Getting Started With A Browser
211(1)
Summary
212(1)
An Observation About Hypermedia Browsing
213(2)
Chapter 23 World Wide Web Documents (HTML)
215(16)
Introduction
215(1)
Display Hardware Varies
215(1)
A Browser Translates And Displays A Web Document
216(1)
A Consequence Of The Web Approach
216(1)
HTML, The Language Used For Web Documents
217(1)
Instructions In A Web Page Control The Output
218(1)
A Web Page Is Divided Into Two Main Sections
218(1)
Indentation Can Make HTML Readable
219(1)
The Body Of A Web Page Can Contain Text
220(1)
Indentation Can Make Paragraphs Easier To Find
221(1)
A Web Page Can Link To Another Page
222(1)
HTML Allows Numbered And Unnumbered Lists
223(1)
Images On A Web Page Are Digital
224(1)
HTML Allows A Web Page To Include An Image
225(1)
Text Can Appear Adjacent To An Image
226(1)
Images Can Link To Another Web Page
227(1)
Some Browsers Can Stretch Or Shrink Images
228(1)
The Background Can Be Controlled
228(1)
Other Features Of HTML
228(1)
Importance Of HTML
229(1)
Summary
229(2)
Chapter 24 Advanced Web Technologies
231(18)
Introduction
231(1)
Conventional Web Pages Are Static
231(1)
How A Server Stores Static Web Pages
232(2)
Fetching Items One At A Time
234(1)
Conventional Web Pages Use The Entire Screen
234(1)
A Web Page Can Change Part Of the Screen
235(2)
The Web, Advertising, And Frames
237(1)
Static Documents Have Disadvantages
238(1)
Controlling How A Browser Processes Data
239(1)
Plugins Allow Variety
240(1)
A Server Can Compute A Web Page On Demand
240(1)
How CGI Works
241(2)
Professional Programmers Build CGI Programs
243(1)
CGI And Advertising
243(1)
Web Pages Can Interact
243(1)
A Web Page Can Display Simple Animations
244(1)
Active Documents Are More Powerful
245(2)
Java Is An Active Document Technology
247(1)
The Importance Of Advanced Web Technologies
248(1)
Chapter 25 Automated Web Search (Search engines)
249(14)
Introduction
249(1)
Description Of Functionality
249(1)
Browsing Vs. Automated Searching
250(1)
A Search Tool Helps Users Get Started
250(1)
A Search Tool Can Help Recover From Loss
251(1)
Automated Searching By Name
251(1)
How An Automated Search Service Operates
252(2)
Most Systems Search Web Page Contents
254(1)
How A Web Search Appears To A User
254(1)
How A Search Service Returns Results
255(1)
Automated Search Services Use String Matching
256(1)
The Advantages And Disadvantages Of String Matching
257(1)
Advanced Search Programs That Use Multiple Keys
258(1)
Advanced Services Offer More Sophisticated Matching
258(1)
How An Automated Content Search Works
259(1)
Searches Are Restricted
260(1)
Examples Of Automated Search Services
261(1)
Advertising Pays For Searching
261(1)
Significance Of Automated Web Search
262(1)
Chapter 26 Audio And Video Communication
263(10)
Introduction
263(1)
Description Of Functionality
263(1)
Audio And Video Require Special Hardware
264(1)
Radio Programs On The Internet
265(1)
Audio Teleconferencing
265(1)
A Cooperative Document Markup Service
266(2)
Marking A Document
268(1)
The Participants Discuss And Mark A Document
268(1)
Video Teleconferencing
269(1)
Video Teleconference Among Groups Of People
270(1)
A Combined Audio, Video, And Whiteboard Service
270(1)
Summary
271(1)
A Personal Note
271(2)
Chapter 27 The Global Digital Library
273(6)
Introduction
273(1)
A Cornucopia Of Services
273(1)
New Services Appear Regularly
274(1)
Flexibility Permits Change
274(1)
A Digital Library
275(1)
Card Catalogs And Search Tools
275(1)
Internet Services Can Be Integrated
275(1)
Mr. Dewey, Where Are You?
276(1)
Information In The Digital Library
277(1)
What Is The Internet?
277(1)
A Personal Note
278(1)
Appendix 1 Example Netnews Newsgroups279(10)
Appendix 2 Example Internet Services289(6)
Introduction289(1)
InterNIC289(1)
Astra290(1)
Finger290(1)
Internet Relay Chat290(1)
LISTSERV291(1)
Mud291(1)
Netfind291(1)
NFS291(1)
Ping292(1)
Ph or Cso292(1)
Prospero292(1)
Talk292(1)
Traceroute293(1)
Trickle293(1)
Whois293(1)
X Window system293(1)
X.500294(1)
Appendix 3 Glossary Of Internet Terms295(26)
Index321

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