High-Performance Networks, Personal Communications and Mobile Computing

358 Pages·1997·14.086 MB·English

by  Dimitris N. Chorafas (auth.)

HIGH-PERFORMANCE NETWORKS, PERSONAL
COMMUNICATIONS AND MOBILE COMPUTING
Also by Dimitris N. Chorafas
FINANCIAL MODELS AND SIMULATION
PROTOCOLS, SERVERS AND PROJECTS FOR MULTIMEDIA REALTIME
SYSTEMS
MANAGING DERIVATIVES RISK
VIRTUAL REALITY: Practical Applications in Business and Industry
DERIVATIVE FINANCIAL INSTRUMENTS
ROCKET SCIENTISTS IN BANKS
HOW TO UNDERSTAND AND USE MATHEMATICS FOR DERIVATIVES
CHAOS THEORY IN THE FINANCIAL MARKETS
RISK MANAGEMENT WITH OFF-BALANCE SHEET FINANCIAL
INSTRUMENTS (with Heinrich Steinmann)
INTELLIGENT MULTIMEDIA DATABASES
DATABASE MINING BY FINANCIAL INSTITUTIONS
(with Heinrich Steinmann)
MEASURING RETURN ON TECHNOLOGY INVESTMENTS
OBJECT-ORIENTED DATABASES (with Heinrich Steinmann)
SOLUTIONS FOR NETWORKED DATABASES: How to Move from
Heterogeneous Structures to Federated Concepts (with Heinrich Steinmann)
MANUFACTURING DATABASES AND COMPUTER INTEGRATED
SYSTEMS
DO IT OR DIE: Database Solutions for Financial Institutions
(with Heinrich Steinmann)
THE NEW INFORMATION TECHNOLOGIES: A Practitioner's Guide
TREASURY OPERATIONS AND THE FOREIGN EXCHANGE CHALLENGE:
A Guide to Risk Management Strategies for World Markets
THE NEW TECHNOLOGY OF FINANCIAL MANAGEMENT
THE GLOBALIZATION OF MONEY AND SECURITIES
SIMULATION, OPTIMIZATION AND EXPERT SYSTEMS: How Technology is
Revolutionizing the Way Securities are Analyzed, Underwritten and Traded
EXPERT SYSTEMS IN BANKING (with Heinrich Steinmann)
RISK MANAGEMENT IN FINANCIAL INSTITUTIONS
THE HANDBOOK OF MANAGEMENT
SUPERCOMPUTERS (with Heinrich Steinmann)
INTELLIGENT NETWORKS (with Heinrich Steinmann)
KNOWLEDGE ENGINEERING
NEW TECHNOLOGIES: A Manager's Survival Guide
BANK PROFITABILITY
HANDBOOK OF RELATIONAL DATABASES AND DBMS
IMPLEMENTING NETWORKS IN BANKING AND FINANCIAL SERVICES
(with Heinrich Steinmann)
MEMBERSHIP OF THE BOARD OF DIRECTORS
ELECTRONIC FUNDS TRANSFER
HIGH TECHNOLOGY AT UBS: For Excellence in Client Service
(with Heinrich Steinmann)
STRATEGIC PLANNING FOR ELECTRONIC BANKING
High-Performance
Networks, Personal
Communications and
Mobile Computing
Dimitris N. Chorafas
Foreword by Alan W. Rudge
~
\I \C \I ll l \\
Business
© Dimitris N. Chorafas 1997
Foreword © Alan W. Rudge 1997
Softcover reprint of the hardcover 1st edition 1997
All rights reserved. No reproduction, copy or transmission of
this publication may be made without written permission.
No paragraph of this publication may be reproduced, copied or
transmitted save with written permission or in accordance with
the provisions of the Copyright, Designs and Patents Act 1988,
or under the terms of any licence permitting limited copying
issued by the Copyright Licensing Agency, 90 Tottenham Court
Road, London W1P 9HE.
Any person who does any unauthorised act in relation to this
publication may be liable to criminal prosecution and civil
claims for damages.
First published 1997 by
MACMILLAN PRESS LTD
Houndmills, Basingstoke, Hampshire RG21 6XS
and London
Companies and representatives
throughout the world
ISBN 978-1-349-14177-7 ISBN 978-1-349-14175-3 (eBook)
DOI 10.1007/978-1-349-14175-3
A catalogue record for this book is available
from the British Library.
This book is printed on paper suitable for recycling and
made from fully managed and sustained forest sources.
5 4 3 2 1
10 9 8 7 6
06 05 04 03 02 01 00 99 98 97
Contents
List of Figures xi
List of Tables xiv
Preface
XV
Foreword by Alan W. Rudge xix
PART ONE HIGH PERFORMANCE NETWORKS OF
THE 1990s
1 The New Generation of High Performance Networks 3
Introduction 3
Meeting the Goals of Sound Network Management 4
Technological Developments and the Integration of
Intelligent Services 6
An Information Network Architecture by Bellcore 9
The Policy of Steadily Upgrading Network Resources 13
Capitalizing on a Stream of Breakthroughs 16
Gaining and Sustaining a Competitive Advantage 18
Handling Computers and Communications as a Vital
Infrastructure 21
2 The impact of Deregulation, Costs and Tariffs on
Communications Technology 25
Introduction 25
The Forces For and Against Deregulation of
Telecommunications 26
The New Competitors in the Communications Industry 27
The Flexibility of a Deregulated Environment 30
Fallouts from Privatization and Liberalization of
Communications Technology 32
The Group of Seven (G-7) and the Monkey Business of
Telephone Tariffs 35
Benefits Obtained Through an Open Vendor Policy 37
v
vi Contents
vBNS and Design Choices in an Environment of
Increased Users' Demands 40
Facing the Challenges posed by Complex, Dynamic Systems 42
Why Innovation Helps in Swamping the Cost of
Communications Systems 45
Beware of False Projections because they are
Counterproductive 48
Doing in Three Years What Otherwise May Require
23 Years 50
3 Value-added Networks and the Use of Agents 54
Introduction 54
The Concept of Networks, Personal Agents and
Knowledge Robots 55
New Software for Solving Network Problems 57
How Virtual Agents Come to Life 60
Developing and Using Intelligence-enriched Software 62
The Trend towards Multimedia in Networking 65
Using the Value-added Network as Business Interface 68
Managing Complex Distributed Networks in a
Cost-effective Manner 70
Facing the Network Challenges of Reliability and
Availability 73
Fallouts from the Privatization and Liberalization of
Communications Technology 76
4 Any-to-Any Realtime Distributed Networks and their
Security 79
Introduction 79
New Network Perspectives because of Globalization 80
Networks Able to Support the Changing Business
Practices 83
New Market Entrants and the Offer of Virtual Networks 87
The Evolution of Private Networks versus Public
Offerings 90
Implementing Broadband Telecommunications in the
Financial Industry 92
Visa's PS 2000. An Example on a Private Information
Highway 96
Contents vii
Can the Kerberos Software Sustain a High Level of
Security? 99
The Use of Agents in Promoting Network Security 102
Breaking Network Security. The Plot Against Citibank 104
PART TWO SOFTWARE AND HARDWARE FOR
PERSONAL COMMUNICATIONS
SYSTEMS
5 Personal Communications and Mobile Computing 109
Introduction 109
Organizational Solutions and Investments for Personal
Communications llO
Channels and Protocols for Multimedia Mobile
Communications 113
Capitalizing on the Notion of Mobile Computing ll6
UCLA's WAMIS Project on Mobile Computing ll9
Solutions to Answer the Needs of both Confined Space
and Mobile Users 123
Fundamental Notions Underpinning Cellular Telephony 126
The Past, the Present and the Future in Cellular
Communications 128
Ways and Means for Choosing the Basic Technology in
an Able Manner 131
Is the Solution of Personal Communications Services
(PCS) a Better Alternative? 135
Mobile Telephony and the European GMS Standard 137
6 Low Earth Orbit Satellite Radio Networks 140
Introduction 140
Personal Communications and the New Satellite
Ventures 141
Organizational Solutions for Global Communications
and Computer-Telephony Solutions 145
Taking Care of the Technical Aspects. of Personal
Communications 148
The Evolving Competitive Structure of Satellite-based
Radio Networks 151
viii Contents
Iridium and the Growing Number of Entrants for a Low
Earth Orbit Solution 154
Strengths and Weaknesses of the Teledesic Venture 158
Current Services by Orbcomm and Other Little LEOs 161
An Access System Through Very Small Aperture
Terminals (VSATs) 163
It Takes More than Satellites to Make a Personal
Communications Network 165
7 The Design of Modem Networks: Hardware,
Software, Operations and Lifecycle Sustenance 168
Introduction 168
Major Steps in the Transition to a Telecommunications
Economy 169
Networks which Increasingly Characterize the Growing
Social and Industrial Needs 173
Computer-mediated Communications and 5th Generation
Online Services 177
Synchronous, Asynchronous and Isosynchronous
Communications Design Solutions 181
Fast Networks, Slow Computers and Wireless PBXs 185
Computers, Communications, Data Compression
Technology and Wavelets 188
Benefits to be Derived from Software-Hardware
Codesign 190
Emphasizing the Network's Lifecycle Sustenance 193
PART THREE RESEARCH, DEVELOPMENT AND
IMPLEMENTATION OF SYSTEMS
SOLUTIONS
8 The Internet: The First Incarnation of the Information
Superhighway 199
Introduction 199
How Many People are Active on the Internet? 200
The Social, Economic and Legal Impact of Global
Networks 203
Effective Support for Network Service: The World-Wide
Web (WWW) 206
Contents ix
Web Sites, Web Languages and Cyberspace 208
Netscape, Mosaic and Other Software Running on
the Internet 213
Strategies Followed by IBM, Microsoft, Novel. AT&T
and AMR to Face the Challenges of an Information
Superhighway 216
Risks and Opportunities in the Internet's Banking
Environment 219
Is it Wise to Look for Critical Mass Prior to Building
Network Security? 222
Embedding Computer Intelligence into the Network and
Things That Think 225
Controlling Cybersex and Cyberporn on the Internet 227
Internet and SuperJANET, England's Education
Superhighway 230
9 HPCC: Planning for the Second Coming of the
Information Superhighway 233
Introduction 233
The Parallel Goals of Innovation and of Competitiveness 234
Imagination Needed to Grasp the Sense of National and
International Network Infrastructures 238
Learning Lessons from Security Failures with the
Internet 241
The Search for a Better Mousetrap in Connection to
Network Security 244
Are ISO and ANSI Fit to Produce New Network
Standards? 247
Why Things are Not Going According to the Blue Book 250
The Results of the Purdue Workshop - and on What is
Left Wanting 254
Is the Concept of General Purpose Computation Still Valid? 257
10 Learning from the Failures of Multimillion Dollar
Projects 260
Introduction 260
Looking at High Technology as a Competitive Weapon 261
Software, Digital Technology and the Mistake of
Staying Put 263