PPTP. PointtoPoint Tunneling Protocol is one of the oldest VPN protocols in existence.
L2TP/IPSec. Layer 2 Tunnel Protocol is a replacement of the PPTP VPN protocol.
OpenVPN. OpenVPN is an open source protocol that allows developers access to its underlying code.
PPTP. Point to Point Tunneling Protocol — better known as PPTP — is one of the oldest versions still in use today.
L2TP/IPSec. Layer 2 Tunneling Protocol, when used with Internet Protocol Security, is a step up from basic PPTP.
Virtual Private Network VPN is basically of 2 types: Remote Access VPN : ... Users aware of Internet security also use VPN services to enhance their Internet security and privacy. Site to Site VPN: A SitetoSite VPN is also called as RoutertoRouter VPN and is commonly used in the large companies.
If so, you already have some experience with the most popular type of VPN nowadays – the remote access VPN. Simply put, remote access VPNs connect the user to a secure remote server in order to access a private network. The added encryption ensures that security isnt compromised.