CONTENTS

1. Wired LANs

1. Introduction

2. IEEE Standards   

3. Standard Ethernet

4. Changes in Standard Ethernet

5. Backbone Networks

6. Virtual LANs

2. Wireless LAN

1. Introduction

2. IEEE 802.11 Architecture    

3. Bluetooth   

4. Comparing IEEE 802.11 and Bluetooth

3. The Network Layer

1. Introduction

2. Design Issues    

3. Logical Addressing

4. IPv4   

5. Routing

6. Congestion Control

7. Network Layer Devices – Router

4. Address Mapping

1. Introduction

2. Address Mapping  

3. Address Resolution Protocol (ARP)

4. Mapping Physical to Logical Address

5. The Transport 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. The Application Layer

1. Introduction

2. Domain Name System

3. E-mail 

4. File Transfer Protocol 

5. WWW    

6. HTTP   

7. Gateways

7. Network Security 

1. Introduction

2. Security Services

3. Message Confidentiality

4. Cryptography Encryption Model    

5. Two Fundamental Cryptographic Principles    

6. Communication Security 

7. Web Security

8. Mobile Code Security   

9. Social Issues