Introduction... xiii Chapter 1: Introduction to Computer Networks and Internet Computer Networks Uses of Computer Networks...
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1 Table of Contents Introduction... xiii Chapter 1: Introduction to Computer Networks and Internet Computer Networks Advantages of Computer Networks Disadvantages of Computer Networks Uses of Computer Networks Types of Computer Network Internet Internet Architecture Board Internet Engineering Task Force Internet Research Task Force Network Edge Peer-to-Peer Network Client-Server Network Connection-Oriented Service Connectionless Service Network Core Circuit-Switched Network Packet-Switched Networks Message-Switched Network Access Networks Residential Access Network Institutional Access Network... 33
2 iv Table of Contents Mobile Access Network Transmission Media Guided Media Unguided Media Common Cable Properties Delay, Loss, and Throughput in a Packet-Switched Network Delay in Packet-Switched Network Packet Loss Throughput Protocol Layers and Their Service Models The OSI Reference Model The TCP/IP Model Comparison between OSI and TCP/IP Reference Models History of Computer Network Summary Key Terms Review Exercise True or False Multiple Choice Questions Short Answer Questions Chapter 2: The Application Layer Principles of Computer Applications Understanding the Concept of the World Wide Web A Brief review about the History of World Wide Web Exploring the Architectural Overview of 100
3 Table of Contents v Exploring the Hyper Text Transfer Protocol Used in Understanding the Electronic Mail Functions of Understanding the Architecture and Services of Electronic Mail Exploring the User Agents of the Electronic Mail Exploring the Message Formats of Electronic Mail Understanding the Message Transfer in Electronic Mail Learning about the Final Delivery of the Electronic Mail Understanding the Domain Name System Exploring the DNS Name Space Exploring the Domain Name Resolution Exploring the Domain Resource Records Exploring the Name Servers Exploring Socket Programming Understanding Client and Server Communication Learning about Identification of Hosts and Service Ports Learning about Sockets and Socket- Based Communication Implementing TCP/IP Socket Programming in Java Summary Key Terms Review Exercise True or False Multiple Choice Questions Short Answer Questions
4 vi Table of Contents Chapter 3: The Transport Layer Transport Service and Services Provided to the Upper Layers Transport Service Primitives Elements of Transport Protocols Addressing Connection Establishment Connection Termination Flow Control Multiplexing and Demultiplexing Crash Recovery Exploring the User Datagram Protocol Exploring Error Control in UDP Principle of Reliable Data Transfer Reliable Data Transfer Protocol Transmission Control Protocol Understanding the Features of TCP Using Segments, Streams, and Sequence Numbers in Transfer of Segments Understanding Variable Window Size, Flow Control, and Out of Sequence Urgent Data Understanding MSS and Optimum Size of Segment Computing Checksum Field of a Segment Understanding about Acknowledgment of Segments Understanding Timeout and Retransmission of Segments Understanding the TCP Connection Establishing a TCP Connection
5 Table of Contents vii Terminating a TCP Connection Resetting a TCP Connection Difference between TCP and UDP Protocols Congestion Control Categories of Congestion Control Congestion Control in TCP Summary Key Term Review Questions Multiple Choice Questions True and False Short Answer Questions Chapter 4: The Network Layer Network Layer Design Issues Services Provided to the Transport Layer Network Design Virtual Circuit Network Datagram Network Comparison of Virtual Circuit Networks and Datagram Networks Exploring Routers Input Ports Switching Fabric Output Ports Routing Processor
6 viii Table of Contents 4.6 Routing Algorithms The Optimality Principle Distance Vector Routing Link State Routing Hierarchical Routing Broadcast Routing Multicast Routing Mobile Routing Difference between Distance Vector Routing and Link State Routing Congestion Control Algorithm Leaky Bucket Token Bucket Congestion Control in Virtual Circuit Network Congestion Control in Datagram Subnets Load Shedding Random Early Detection Jitter Control Internet Protocol (IP) IP Addressing IP Version 4 Protocol IP Version Comparison between IPv4 and IPv Internet Control Protocols ICMP ARP
7 Table of Contents ix Reverse Address Resolution Protocol (RARP) DHCP Summary Key Terms Review Exercise True or False Multiple Choice Questions Short Answer Questions Chapter 5: The Link Layer and Local Area Networks Data Link Layer Functions Framing Error Control Flow Control Medium Access Control Defining Error Detection and Correction Need for Error Detection and Correction Types of Error Error-Detecting Codes Error-Correcting Codes Multiple Access Protocols ALOHA CSMA Collision Free Protocols
8 x Table of Contents Limited Contention Protocols Wavelength Division Multiple Access Protocols (WDMA Protocols) Wireless LAN Protocols LAN Addressing Wired LAN: Ethernet Traditional Ethernet Switched Ethernet Fast Ethernet Gigabit Ethernet Connecting LANs Repeaters Hub Bridges Switches Gateways Routers Summary Key Terms Review Questions True or False Multiple Choice Questions Short Answer Questions
9 Table of Contents xi Lab 1: Solving the Travelling Salesman Problem (TSP) with Optimal and Shortest Routing Algorithm Lab 2: Compatibility issues between IPv6 and IPv Lab 3: Wired Network Convergence with Wireless Network Index
10 xii Table of Contents
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