pptp: pptp (a PPTP Client for Linux) pptp: pptp: PPTP Client is a Linux, FreeBSD, NetBSD, and OpenBSD client for the pptp: proprietary Microsoft Point-to-Point Tunneling Protocol, PPTP. pptp: It allows connection to a PPTP based Virtual Private Network (VPN) pptp: as used by pptp: employers and some cable and ADSL internet service pptp: providers. pptp: pptp: For more information, see http://pptpclient.sourceforge.net/ pptp: pptp: