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Understanding Data Communications

ISBN-10: 0672305011

ISBN-13: 9780672305016

Edition: 4th 1994

Authors: Gilbert Held

List price: $29.99
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Book details

List price: $29.99
Edition: 4th
Copyright year: 1994
Publisher: Sams
Binding: Paperback
Pages: 435
Size: 7.37" wide x 9.13" long
Weight: 1.826
Language: English

An Overview of Data Communications
The Importance of Data Communications
The First Data Communications Systems
Two-State Communications Systems
Early Communications Codes
Modern Codes
Teleprinters
Data Communications in Computing
Changes in the Industries
General Description of Data Communications Systems
What You Have Learned
Quiz for Chapter 1
Terminal Devices
Teleprinters
Teleprinters Versus CRT Terminals
Serial Printers
CRT Terminals
Parts of a Terminal
PC Terminals
Data Transmission
What You Have Learned
Quiz for Chapter 2
Messages and Transmission Channels
Information as a Quantity
Bounded Medium
Unbounded Medium
Effects of Bandwidth on a Transmission Channel
Bandwidth Requirements for Signals
Carrier Systems
What You Have Learned
Quiz for Chapter 3
Asynchronous Modems and Interfaces
Why Data Can't Be Transmitted Directly
Solving the Problem with Modems
Analog Modulation
V.21 Standard
Modem Features
Interface and Signaling Standards
The RS-232 and V.24 Interface
Other Interfaces
Asynchronous Modem Operations
Smart Modems
Extended Command Set Variances
Fax Modems
What You Have Learned
Quiz for Chapter 4
Synchronous Modems, Digital Transmission, and Service Units
Synchronous Signaling and Standards
Typical Synchronous Components
Standard and Evolving Modems
High-Speed Modems
Digital Transmission
The V.35 Interface
What You Have Learned
Quiz for Chapter 5
Multiplexing Techniques
Sharing a Channel
Statistical Time Division Multiplexing
Low-Speed Voice/Data Multiplexers
What You Have Learned
Quiz for Chapter 6
Fiber-Optic and Satellite Communications
Introduction and Historical Perspective
Fundamentals of Fiber-Optic Systems
Fiber-Optic Subsystems and Components
Wavelength Multiplexing
Transmission Systems
Satellite Transmission Systems
What You Have Learned
Quiz for Chapter 7
Protocols and Error Control
Protocols Versus Interfaces
Elements of a Protocol
Teletypewriter and XMODEM Protocols
Convolutional Coding--Cyclic Redundancy Checks
Half-Duplex Protocols
Full-Duplex Protocols
What You Have Learned
Quiz for Chapter 8
Personal Computer Communications Software
Communications Program Features
Dial-Up Networking
Using ProcommPlus for Windows
What You Have Learned
Quiz for Chapter 9
Architectures and Packet Networks
The Open Systems Interconnection Reference Model
Protocol Layering
Packet Networks
Advantages of Packet Switching
X.25 Packet Systems
Value-Added Services
The X Series of Recommended Standards
What You Have Learned
Quiz for Chapter 10
Local Area Networks
LAN Overview
LAN Versus Other Techniques
The Ideal LAN
LAN Standards
Ethernet (CSMA/CD)
Other Ethernet Networks
Fast Ethernet
Gigabit Ethernet
Token-Passing Networks
Fiber Distributed Data Interface
Internetworking Devices
What You Have Learned
Quiz for Chapter 11
Internet
Evolution
Application Services
Internet Access Providers
IP Addressing
TCP
UDP
Serial Communications Support
Navigating the Growing Web
Security
Added Network Protection via a Firewall
What You Have Learned
Quiz for Chapter 12
ISDN
Concept
ISDN Architecture
ISDN Implementation Standards
Growth and Adaptation of ISDN
Pricing
Applications
What You Have Learned
Quiz for Chapter 13
Asynchronous Transfer Mode
Evolution
The Rationale and Underlying Technology
Architecture
Advantages of the Technology
Cell Routing
The ATM Protocol Reference Model
Service Definitions
LAN Emulation
What You Have Learned
Quiz for Chapter 14
Network Design and Management
Network Design Goals
Networking Devices
Interconnection of Networking Devices
Fault Isolation
Restoration of Service
Standards
What You Have Learned
Quiz for Chapter 15
Glossary
Bibliography
Answers to Quizzes
Index