List of VPN Protocols

This post summarizes the most common VPN (Virtual Private Network) protocols.

VPN protocol

VPN (Virtual Private Network) protocols:

  • PPTP
  • L2TP
  • SSH
  • OpenVPN
  • IPsec
  • SSTP
  • IKEv2

PPTP

Point to Point Tunneling Protocol (PPTP).

L2TP

Layer Two Tunneling Protocol (L2TP) is an extension of PPTP.

SSH

You can use Secure Shell (SSH) to set a VPN over the internet.

OpenVPN

OpenVPN is a virtual private network (VPN) system that implements techniques to create secure point-to-point or site-to-site connections in routed or bridged configurations and remote access facilities.

IPsec

Internet Protocol Security (IPSec)

SSTP

Secure Socket Tunneling Protocl (SSTP)

IKEv2

Internet Key Exchange version 2 (IKEv2).

VPN technologies

VPN technologies:

  • VRF
  • VRF-Lite (Multi-VRF)
  • VP6

What is NOT VPN?

SSL is a networking protocol that is used at the transport layer to provide a secure connection between the client and the server over the internet. The SSl connection is to an endpoint, not a whole network.

In conclusion SSL, is not a a VPN.

External references

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