The virtual private network connection otherwise known as VPN connection is a secured computer network that is carried as an additional software layer on the top of an existing network for enhancing the private scope of computer communications or facilitating a secure extension of a private network into an insecure network called internet.
The VPN servers appear use of Virtual Private Network technology. A VPN (Virtual Private Network) is actually a private network that is built upon the public network of internet & uses encryption & other security methods to maintain privacy & secrecy of organizational information throughout. That’s why it is otherwise known as internet VPN.
The internet VPN has enabled divers businesses to get connected to their office servers from places other than office. The PPTP (Point to Point Tunneling Protocol) in VPN servers make it possible for Mac & Windows users to log on to the PowerElf servers from anywhere in the world. A secured 128bit encrypted connection is made from the local computer to VPN servers by virtue of the PPPT. The VPN is considered more secured as both the destination & source network addresses along with the data are encrypted.
The VPN establishes virtual connections with remote sites & networks through internet & allows users to access them without any breaking. The virtual private network is slowly becoming a popular method to get connected to the LAN or office network.
The intensified security features like passwords, firewalls, encryption & other security methods make VPN server more secured. The internet VPN is create to have control on a great many number of sites & servers as well. A remote-access VPN is the most common type of virtual private network which helps in creating a secure tunnel from your system to your office server.
In some cases you don’t even need to have internet access but you only need a computer, phone line, modem and software, which network administrator might have installed on your computer or you will be provided with the instructions that how to configure PPTP.
For VPN connection, internet access is not always required. But a system with telephone line, modem & software are all what is required to properly configure PPTP. It will enable the user to get connected to his/her company’s server & start accessing it through a VPN. All the remote computers in an internet VPN act as if they are all present in the same & secured LAN.