Continuous computing technologies for enhancing business continuity

In today's e-business, system downtime is an unacceptable option since each hour, even minute, of downtime may generate negative financial effects. In many IT-dependent organizations, business must be continuous in order to remain competitive.""Continuous Computing Technologies for Enhancing Business Continuity"" provides an in-depth and scientific-based explanation of business continuity (BC), business continuity management (BCM), and continuous computing technologies (CCT). Through state-of-the-art coverage in topics such as clustering technologies, fault tolerance, and technologies for reducing downtime, this authoritative reference source identifies a methodological framework, implementation strategies, and guideline for managers for integrating BCM into organizational management.

• Foreword p. ix
• Preface p. xi
• Acknowledgments p. xxii
• Chapter I Business Computing in the Internet Era p. 1
• Chapter Overview p. 1
• Business and Business Computing p. 1
• Business Technology p. 4
• Business Pressures and Organizational IT-Based Responses p. 6
• Business Risks in Internet Era p. 9
• Chapter Summary p. 17
• References p. 18
• Real World Cases p. 19
• Discussion Questions p. 21
• Chapter II Economics of Downtime p. 23
• Chapter Overview p. 23
• Downtime and Uptime p. 23
• Planned and Unplanned Downtime p. 27
• Chapter Summary p. 33
• References p. 33
• Real World Case Study p. 35
• Discussion Questions p. 38
• Chapter III Business Continuity and Business Continuity Drivers p. 40
• Chapter Overview p. 40
• Business Continuity: Introduction p. 40
• Main Framework for the Book p. 43
• Business Continuity Drivers and Continuous Computing Technologies: Main Framework p. 49
• Chapter Summary p. 53
• References p. 54
• Real World Cases p. 54
• Discussion Questions p. 59
• Chapter IV Information Architectures For Business Continuity p. 60
• Chapter Overview p. 60
• Information Architecture p. 60
• New Information Architectures and Computing Paradigms p. 68
• Chapter Summary p. 69
• References p. 69
• Real World Cases p. 70
• Discussion Questions p. 77
• Chapter V Server Operating Environment and Business Continuity Drivers p. 79
• Chapter Overview p. 79
• Enterprise Servers p. 79
• Server Configurations of Major Server Vendors p. 88
• PC-Like Intel/AMD Processors-Based Servers p. 89
• Apple Macintosh Servers p. 91
• Choosing a Server for Business Continuance p. 92
• Chapter Summary p. 97
• References p. 98
• Real World Cases p. 98
• Sabre Bids Mainframe Adieu with Unix Move p. 101
• Discussion Questions p. 102
• Chapter VI Server Operating Systems p. 103
• Chapter Overview p. 103
• The Basics of Server Operating Systems p. 103
• ServerWare p. 106
• Integrated Application Development and Web Programming Tools p. 114
• Integrated Drivers: Availability, Reliability, Scalability, and High-Performance Drivers p. 120
• Integrated Compatibility, Connectivity, and Interoperability Drivers p. 122
• Integrated Management and Security Drivers p. 123
• Integrated Bundled Servers and DBMS-Based Serverware Features p. 124
• Chapter Summary p. 126
• References p. 126
• Real World Cases p. 126
• Discussion Questions p. 130
• Endnote p. 131
• Chapter VII Advanced Server Technologies for Business Continuity p. 132
• Chapter Overview p. 132
• Fault Tolerance and Disaster Tolerance Technologies p. 132
• Server Virtualization p. 135
• Server Management Software p. 140
• Chapter Summary p. 142
• References p. 143
• Real World Cases p. 143
• Discussion Questions p. 147
• Chapter VIII Choosing the Server Operating Platform for Business Continuity p. 149
• Chapter Overview p. 149
• Framework for Selection p. 149
• Server Operating Systems' Main Attributes p. 152
• Selection Criteria p. 157
• Some Empirical Studies on the Performances of Server Operating Systems p. 160
• Chapter Summary p. 165
• References p. 165
• Real World Cases p. 168
• Methodology p. 170
• Discussion Questions p. 172
• Chapter IX System Administration and System Administrator's Role in Business Continuity p. 174
• Chapter Overview p. 174
• Introduction p. 174
• System Administration on UNIX (HP-UX) p. 175
• Network Configurations and Settings p. 185
• Configuring the Gatewory p. 187
• GUI-Based System Administration on HP-UX p. 196
• Advanced System Administration Tools and Routines on HP-UX for High Availability p. 198
• Other IT-Professionals for Business Continuity p. 199
• Chapter Summary p. 200
• Real World Cases p. 201
• Discussion Questions p. 204
• Endnote p. 205
• Chapter X Backup and Recovery Technologies for Business Continuity p. 206
• Chapter Overview p. 206
• Introduction p. 206
• Backup and Recovery: Concepts and Technologies p. 210
• Tape-Based Backup p. 216
• Integrated Backup Solutions for Business Continuity p. 223
• Application Software for Backup and Recovery Operations p. 228
• Chapter Summary p. 231
• References p. 231
• Real World Cases p. 231
• Discussion Questions p. 233
• Chapter XI Advanced Storage Technologies for Business Continuity p. 234
• Chapter Overview p. 234
• DAS, SAN, and NAS p. 234
• RAID Technology p. 237
• Mirroring and Data Replication p. 240
• Data Vaulting p. 242
• Continuous Data Protection p. 243
• Clustering p. 243
• Data Recovery p. 248
• Chapter Summary p. 251
• References p. 251
• Real World Cases p. 252
• Discussion Questions p. 253
• Chapter XII Networking Technologies for Business Continuity p. 254
• Chapter Overview p. 254
• Network Infrastructure and Network Downtime p. 254
• Networked Business Environment, Virtual Business p. 257
• Network Technologies (Data Communications Technologies) p. 263
• Chapter Summary p. 270
• References p. 271
• Real World Cases p. 272
• Discussion Questions p. 275
• Chapter XIII Business Continuity Management p. 276
• Chapter Overview p. 276
• The Systems Perspective of Business Continuity: Extended Churchman's Definition p. 276
• Introduction to Business Continuity Management (BCM) p. 277
• Business Continuity Plan and Disaster Recovery Plan p. 282
• CERT (Computer Emergency Response Team) p. 283
• Standards and Legislation Related to Risk Management and Business Continuity Management p. 284
• Standards for Information Systems Security Management p. 285
• The Basel II Regulations p. 288
• The Gartner's Basel II Application Software Magic Quadrant p. 301
• Chapter Summary p. 304
• References p. 304
• Real World Cases p. 306
• Discussion Questions p. 308
• Endnote p. 309
• Chapter XIV Business Continuity for Business Agility p. 310
• Chapter Overview p. 310
• Introduction to Business Agility p. 310
• Information Access Technologies and Business Agility p. 313
• Agility Drivers p. 323
• Manager's Computing Devices, Data Access Technology, and Business Agility p. 325
• Chapter Summary p. 335
• References p. 335
• Real World Cases p. 337
• Discussion Questions p. 337
• About the Author p. 338
• Index p. 339