This document discusses virtual private networks (VPNs), including how they work, types of VPNs and protocols, VPN devices, advantages and disadvantages, features of VPNs, and concludes that VPNs allow companies to securely expand their services globally over the internet by acting as a private gateway for remote access.

2. CONTENT
. What is VPN
. How does it work
.Types of VPN
.Types of VPN protocols
.VPN devices
.Advantages
.Disadvantages
.Feature of VPN
.Conclusion

3. WHAT IS VPN

14. L2TP VPN PROTOCAL

17. VPN Devices
• Hardware
• Firewall
• Software

20. Future of VPN: Companies with VPN

21. CONCLUSION
• INTERNET which acts as a Gateway of VPN
• VPN will also help to make the possibility of a
business expanding its services over long
distances and globally more of a reality.

22. THANK YOU