| 1 INTRODUCTION TO DISTRIBUTED SYSTEMS 1.1 WHAT IS A DISTRIBUTED SYSTEM? 1.2 GOALS 1.2.1 Advantages of Diributed Systems over Centralized Systems 1.2.2 Advantages of Dirtributed Systems over Independent PC 1.2.3 Disadvantages of Distributed Systems 1.3 HARDWARE CONCEPTS 1.3.1 Bus-Based Multiprocessors 1.3.2 Switched Multiprocessors 1.3.3 Bus-Based Multicomputers 1.3.4 Switched Multicomputers 1.4 SOFTWARE CONCEPTS 1.4.1 Network Operating Systems 1.4.2 True Distributed Systems 1.4.3 Multiprocessor Timesharing Systems 1.5 DESIGN ISSUES 1.5.1 Transparency 1.5.2 Flexibility 1.5.3 Reliability 1.5.4 Performance 1.5.5 Scalability 1.6 SUMMARY 2 COMMUNICATION IN DISTRIBUTED SYSTEMS 2.1 LAYERED PROTOCOLS 2.1.1 The physical Layer 2.1.2 The Data Link Layer 2.1.3 The Network Layer 2.1.4 The Transport Layer 2.1.5 The Session Layer 2.1.6 The Presentation Layer 2.1.7 The Application Layer 2.2 ASYNCHRONOUS TRANSFER MODE NETWORKS 2.2.1 What Is Asynchronous Transfer Mode? 2 |
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