1. VPN:VIRTUAL PRIVATE
NETWORK
PRESENTATION BY: MUHAMMAD NAVEED SHAHZAD
COURSE:IT IN BUSINESS
COURSE TEACHER:SIR ZEESHAN

2. ACKNOWLEDGEMENT
WE are heartily thankful to ALMIGHTY ALLAH for
blessing me with courage, strength and health to do
this project.
WE also thank SIR ZEESHAN for his support and
supervision.

3. Table of Contents
 Introduction
 Types of VPNs
 Advantages
 Disadvantages

4. Introduction:What is VPN?
 Stands for virtual private network
 A network set up that is used by a limited number of
individuals
 A network that uses a public network to transmit
data
 A way of creating a secure connection to and from a
network or computer

6. Types of VPN’s
 Remote Access VPN
 Intranet VPN
 Extranet VPN

7. Remote access VPN

8. Intranet VPN

9. Extranet VPN

10. Advantages of VPN
 Greater Scalibilty
 Easy to Add/Remove User
 Reduces Long-Distance Telecommunication Costs
 Mobility
 Security

11. Disadvantages of VPN
 Lack of Standards
 Understanding of security Issues
 Unpredictable Internet Traffic
 Difficult to accummodate Products different vendors