NetworkManager is designed to be secure, but that does not obsolete standard network security practices. The default NetworkManager applet for Gnome supports VPN. A Virtual Private Network (VPN) is private network used mostly by companies, organizations, and governments to conduct private business over the Internet. has pluggable support for VPN software, including Cisco compatible VPNs (using vpnc), openvpn, and Point-to-Point Tunneling Protocol (PPTP).Read answer to: "Gnome Network Manager VPN Tab Disabled ( Greyed out )"
Gnome Network Manager Cisco PPTP VPN Connections
by Nix Craft on May 26, 2011· LAST UPDATED May 26, 2011