the answer is virtual private network
PBX stands for Private Branch Exchange. The system is used in interconnecting telephone lines and extensions within a company or office. The system then link this network the PSTN.
EPABX stands for Electronic Private Automatic Branch Exchange.EPABX is a telephone exchange that serves a particular office / institute or area, as opposed to one that a telephone company operates for many businesses or for the general public.It make connections among the internal telephones of a private organization and also connect them to the Public Switched Telephone Network (PSTN) via Trunk lines. The general term "Extension" is used to refer to any end point on the branch.To establish an EPABX network, main contents are:1. EPABX Block2. Tag Block3. External Telephone Connection4. Jack Panels5. Face Plates6. Telephone Setup
The private sector is that part of business and commerce that is not run by the Government
A Chauffeur is a person that drives a private car for someone.
Base class should no knowledge about derived classes. The "private" modifier on a data member means private to the class which defined it. Base class cannot directly reference/access the private data member of the derived class, and the derived classes cannot access the private data member defined in the base class. Either way the accessing the private data member should be done via properties or getters
the answer your looking for is Virtual Private Network
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)
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.
•If the hosts on a network using private IP addresses need to access the Internet, a problem arises because the private IP addresses are not allowed on the Internet. •The solution is to use NAT (Network Address Translation), which uses a single public IP address to access the Internet on behalf of all hosts on the network using other IP addresses.
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.
by securing your personal information on private residence, data in computers, etc
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.