Fundamentals of Computer Networks

Description

Preface Contents About the Authors 1: Introduction 1.1 What Are Computer Networks? 1.2 Short History 1.3 Applications 1.4 Standards 2: Digital Communications 2.1 Introduction 2.2 Transmission Media 2.2.1 Guided Media 2.2.2 Unguided Media 2.3 Encoding 2.3.1 Summary of Digital Signal Encoding Formats 2.4 Bit/Byte Stuffing 2.5 Multiplexing 2.6 Switching 3: Network Models 3.1 Introduction 3.2 OSI Model 3.2.1 The Physical Layer 3.2.2 The Data Link Layer 3.2.3 The Network Layer 3.2.4 The Transport Layer 3.2.5 Session Layer 3.2.6 Presentation Layer 3.2.7 Application Layer 3.3 TCP/IP Model 3.3.1 Physical Layer 3.3.2 Network Interface Layer 3.3.3 Internet Layer 3.3.4 Transport Layer 3.3.5 Application Layer 3.4 Application I: Internetworking Devices 3.4.1 Repeaters 3.4.2 Hubs 3.4.3 Bridges 3.4.4 Switches 3.4.5 Routers 3.4.6 Gateways 3.4.7 Brouters 3.5 Application II: Signaling Systems No. 7 (SS7) 3.5.1 SS7 Signaling Link Types 3.5.2 Comparative Relationship of SS7 to OSI 3.6 OSI Model and the IEEE Model 4: Local Area Networks 4.1 Introduction 4.2 Types of LANs 4.2.1 Star LAN Topology 4.2.2 The Bus LAN Topology 4.2.3 Token Ring Topology 4.2.4 LAN Tree Topology 4.3 Random Access 4.3.1 ALOHA 4.3.2 CSMA 4.3.3 CSMA/CD 4.3.4 CSMA/CA 4.4 Controlled Access 4.4.1 Token Ring-Based Access 4.4.2 Token Bus Access 5: The Internet 5.1 Introduction 5.2 Protocol Suite 5.2.1 TCP/IP Protocols 5.2.2 IP Address 5.2.3 Internet Services 5.3 Internet Applications 5.3.1 VOIP 5.3.2 Social Networking 5.3.3 Education 5.3.4 E-Commerce 5.3.5 Government 5.4 Privacy, Security, and Safety 5.4.1 Privacy 5.4.2 Security 5.4.3 Safety 5.5 Future Internet 5.5.1 IPv6 5.5.2 Internet2 6: Intranets and Extranets 6.1 Introduction 6.2 Intranets 6.3 Extranets 6.4 Key Technologies 7: Virtual Private Networks 7.1 Introduction 7.2 VPN Characteristics 7.3 Types of VPN 7.4 Applications 7.5 Benefits and Challenges 7.6 VPN Standards 8: Digital Subscriber Line 8.1 Introduction 8.2 ADSL 8.2.1 ADSL Operation 8.2.2 ADSL Modulation Techniques 8.2.3 Advantages of ADSL 8.2.4 Disadvantages of ADSL 8.2.5 Factors That Affect Speed 8.2.6 ADSL Standards 8.3 HDSL 8.3.1 HDSL Operation 8.3.2 Different Varieties of HDSL 8.3.3 Difference Between HDSL and ADSL 8.4 RADSL 8.4.1 Difference Between RADSL and ADSL 8.5 IDSL 8.6 VDSL 8.6.1 Differences Between VDSL and ADSL 9: Optical Networks 9.1 Introduction 9.2 Why Optical Fiber? 9.3 Major Optical Components 9.4 WDM-Based Networks 9.5 Passive Optical Networks 9.6 SONET 9.7 All-Optical Networking 9.8 Free-Space Optics 9.9 Applications 10: Wireless Networks 10.1 Introduction 10.2 Fundamentals of Wireless Networks 10.3 Wireless Local Area Network 10.4 Wireless Metropolitan Area Network 10.5 Wireless Wide Area Network 10.6 Wireless Personal Area Networks 10.7 Cellular Technologies 10.7.1 Fundamental Features 10.7.2 Cellular Network 10.8 Satellite Networks 10.8.1 Type of Satellites 10.8.2 Satellite Components 10.9 Wireless Sensor Networks 10.10 Advantages and Disadvantages 11: Network Security 11.1 Introduction 11.2 Malware 11.2.1 The Function of a Malware 11.2.2 Malware Removal Solutions 11.3 Firewall 11.3.1 The Firewall Protection 11.3.2 Benefits of Having a Firewall 11.3.3 The Limitations of a Firewall 11.4 Encryption 11.4.1 Public Key Encryption 11.4.2 Types of Encryptions 11.4.3 Encryptions and Decryptions 11.4.4 Digital Certificates and Digital Signatures 11.4.5 Encryption Standards 11.5 Intrusion Detection and Prevention Systems 11.5.1 The Need for Intrusion and Prevention Systems 11.5.2 Implementation of IDS Technique 11.6 Cybersecurity 11.6.1 Mitigation Against Cybersecurity 12: Emerging Technologies 12.1 Internet of Things 12.1.1 History of Internet of Things 12.1.2 Evolution of Internet of Things 12.1.3 Examples of Various Internet of Things 12.1.4 IoT Enabling Technologies and Services 12.2 Big Data 12.2.1 What Is Big Data? 12.2.2 The Evolution of Big Data 12.3 Smart Cities 12.3.1 Traditional and Smart Cities 12.3.2 How to Become a Smart City 12.4 Blockchain Technology 12.4.1 Applications of Blockchain 12.4.2 Customized Blockchain Applications Software and Hardware Tools Ethereum Platform Accounts Smart Contracts Remix IDE Application Binary Interface (ABI) Key Management 12.5 Cloud Computing 12.5.1 Different Types of Cloud Computing Private Cloud Public Cloud Hybrid Cloud 12.5.2 Services Associated with Cloud Computing Platform as a Service (PaaS) Software as a Service (SaaS) Infrastructure as a Service (IaaS) Serverless Computing 12.5.3 Key Benefits of Cloud Computing Security Global Scale Cost Performance Speed Productivity 12.6 Fog Computing 12.7 Edge Computing 12.8 Emerging 5G Networks 12.8.1 Emerging Applications of the 5G Networks Automotive Applications Health Care/E-Health Virtual Ventures Smart Homes 12.9 Cybersecurity 12.9.1 Cybersecurity Techniques 12.9.2 Cybercrimes 12.9.3 Securing Enterprise Networks Appendices Appendix A: Old Technologies X.25 Frame Relay ISDN and BISDN ATM MPLS Appendix B: Queueing Theory Kendall’s Notation Little’s Theorem M/M/1 Queue Other Queueing Systems Bibliography Index