A public network is a network to which anyone can connect. The best, and perhaps only pure, example of such a network is the Internet. A private network is any network to which access is restricted. A corporate network or a network in a school are examples of private networks.
VPN (virtual private network)
the answer is virtual private network
A Cisco VPN is a Virtual Private Network and used to extend a private network over a wider public network. One might use such a network from Cisco to access a private network from a remote location.
the answer your looking for is Virtual Private Network
Tunneling, also known as "port forwarding," is the transmission of data intended for use only within a private, usually corporate network through a public network in such a way that the routing node in the public network are unaware that the transmission is part of a private network. Tunneling is generally done by encapsulating the private network data and protocol information within the public network transmission units so that the private network protocol information appears to the public network as data. Tunneling allows the use of the Internet, which is a public network, to convey data on behalf of a private network.
VPN (Virtual Private Network)
Private Profile
YES
A Virtual Private Network (VPN)
The Virtual Private Network Consortium is an international trade association for Virtual Private Network providers, helping to facilitate customer understanding of VPN technologies as well as sales. It was founded in the year 1999.
extranet