Contents

1. Introduction to Data Communication and Computer Networks

1. Overview of Data Communication

2. Internet Basics

3. Transmission Media

4. Various Types of Networks (Only Overview)

5. Unified Communication –VOIP

2. Principle of Layering Concept

1. Need for Layering

2. OSI Protocol Layering

3. TCP/IP MODEL

3. Link Layer Communication

1. Introduction

2. Types of Errors

3. Error Detection

4. Error Detection Techniques

5. Error Correction

6. Error Correction Techniques

7. Framing

8. Flow Control

9. Error Control

10.HDLC (High Level Data Link Control)

11. P2P (Peer to Peer) Protocol

Solved Examples 

4. IP Addressing

1. Internet Protocol

2. IP Packet Format

3. Addressing

4. IP Addresses

5. Network Mask

6. Network Addresses

7. Broadcast Address

8. IP Address Classes

9. Loopback Address

10.What TCP does?

11.TCP Connection

12.TCP Performance in Wirelsess Network

13.Overview of IPv6

14.IP Routing Concepts

15.IP Routing Table

16.Properties of Streams

17.Routing

18.Routing Protocol

Solved Examples

5. Application Layer Protocols

1. Introduction

2. DHCP

3. Introduction to DNS

4. Hyper Text Transfer Protocol (HTTP)

5. Email

6. FTP – File Transfer Protocol

7. Telnet

6. Network Security

1. Overview of Network Security

2. Attacks

3. Cryptography / Cryptology

4. Security Services

5. Firewall 

7. Socket Programming

1. Introduction

2. Berkeley Sockets

3. Specifying a Protocol Interface

4. The Socket Abstraction

5. Specifying an Endpoint Address

6. A Generic Address Structure

7. Major System Calls Used with Sockets

8. Utility Routines for Integer Conversion

9. Using Socket Calls in A Program