Contents

1. Introduction to Computer Networks

1. Introduction

2. Data Communication

3. Components of Data Communication

4. Data Representation

5. Types of Data Flow

6. Computer Network Applications

7. Network Hardware

8. Network Topology

9. Types of Networks

10.Protocols and Standards 

2. Network Models

1. Introduction

2. OSI Reference Model

3. TCP/IP Reference Model

4. Comparison of OSI and TCP/IP Model

5. Addressing 

3. Physical Layer

1. Services

2. Data and Signals

3. Transmission Impairment

4. Data Rate Limits

5. Performance of the Network

6. Line Coding

7. Transmission Modes

8. Multiplexing

9. Switching 

4. Data Link Layer

1. Introduction

2. Functions

3. Framing

4. Error Detection

5. Elementary Data Link Protocols

6. Data Link Protocols

7. Sliding Window Protocols

8. Medium Access Control

9. Random Access Protocols

10.Controlled Access

11.Channelization 

5. Network Layer

1. Introduction

2. IPv4 Addresses

3. IPv4

4. IPv6 

6. Transport and Application Layer

1. Introduction

2. Process to Process Delivery

3. User Datagram Protocol (UDP)

4. Transmission Control Protocol (TCP)

5. Comparison between TCP and UDP

6. Application Layer Protocols

7. Domain Name System

8. E-mail

9. World Wide Web

10.HTTP