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Windows XP operating system virtual private network reveals

It is well known that the data sent by the public Internet can not prevent theft, for example, there are many hacking articles on the Internet to steal data transmission on the Internet, but if you use the virtual private network of Windows XP ( VPN) Connections ensure the security of Internet communications and extend your private network! VPNTechnology
is ideal for mobile office and remote unified collaboration, so it has grown rapidly in recent years.

VPN (Virtual Private Network), translated into Chinese as a virtual private network, using VPN technology
, users can remotely access an internal network (such as a corporate LAN) through the Internet, through authentication After that, even if the user is actually at the other end of the globe, he can access the network as if he were accessing local network resources. At the same time, because it uses a special encryption technology
, it can ensure that the data in the internal network is not stolen by other users on the Internet.

VPN uses a technology called tunneling to securely transfer data over the Internet to remote access servers on your workplace network. When using a VPN, the public Internet is used instead of making long-distance telephone calls because of a secure connection to a private network, resulting in significant cost savings. In addition, because the VPN encrypts the Internet connection, it is also very secure. The new authentication and encryption protocols are enforced by remote access servers. Sensitive data transmitted over the Internet is private to the public, while legitimate users can securely access these confidential data via VPN.

Ways to Create a VPN Connection

There are two ways to create a VPN connection: dial-up with an Internet Service Provider (ISP), or connect directly to the Internet.

If you are dialing into an ISP, your ISP will then call the remote access server of the private network to establish a PPTP or L2TP tunnel. Once the authentication is complete, you can access the private network.

If you are connected to the Internet, LAN, cable modem or digital subscriber line (DSL), you can tunnel through the Internet and connect directly to the remote access server. Once authenticated, you can access it. Company network.