Contents

1. Introduction to Computer Network

1. Introduction

2. Basics of Computer Network

3. Topology

4. Types of Networks

5. Communication Types

6. Modes of Communication

7. Types of Network

8. Protocols and Standards

9. Network Software

2. Network Models 

1. Introduction

2. ISO-OSI Reference Model

3. TCP/IP Protocol Suite

4. Addressing

5. IP Addressing

3. Transmission Media

1. Introduction

2. Types of Transmission Media

3. Propagation Methods

4. Wired and Wireless LAN

1. Introduction

2. IEEE Standards

3. Standard Ethernet

4. Fast Ethernet

5. Giga Ethernet   

6. Ten-Gigabit Ethernet

7. Backbone Network – Bus Backbone, Star Backbone

8. Virtual LANs Membership

9. Network Interface Cards (NIC)

10.Wireless LAN

5. Network Devices

1. Introduction

2. Network Connectivity Devices

6. Network Security

1. Introduction

2. Need for Security

3. Services of Network Security

4. Types of Attack

5. Cryptography

6. Substitution Techniques

7. Firewall – Packet Filter Firewall, Proxy Firewall

8. Steganography