Point-to-Point Tunneling Protocol Hear it!

Point-to-Point Tunneling Protocol (PPTP) Hacker Definition
An early network protocol that enabled the secure transfer of data from a remote client to an organization’s server, establishing a virtual private network (VPN) on top of the Internet or an IP-based local area network.

See Also: VPN.

Point-to-Point Tunneling Protocol (PPTP) Telecom Definition
See PPTP.