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In a small LAN to LAN, and users with low self-confidence in very good physical security in the form of text in the child's network is probably not a security risk associated with many of the facades. From these data, the greater the risk is transferred, as some discrete points in the data in plain text without a license can be captured. Sending plain text data from one point to another over a public network, however, raises doubts about the safety of a completely different level. Virtual Private Network VPN secure tunnel is over a public network like the Internet. This secure tunnel allows two private networks for internal communication through the public network, without communication through it. Two networks can be a business-LAN, remote computer with a large number of field workers that the company or employees working from home. From the user point of view, each user has on the internal network. Everyone has access to all resources available to someone who is physically connected to the LAN. Speed or bandwidth is probably the only noticeable difference in the actual configuration of the VPN. From the standpoint of communication, but go to cable, there are significant differences in virtual private networks. To maintain the VPN should pack all the bits, the code for a private VPN, and then send it to the public network to the destination. We all have to be sure, and VPN capabilities, VPN. They refer to the functions of encryption, authentication, and tunnel and prevent access to the internal network by means other than their own VPN. P is a private VPN. This means that somehow the data are not generally available to others. Within the public network and the Internet as an example, this means that data must be encrypted. It is true, only now you have to make sure that the encryption of the person you choose. At this point, the cone authentication. What is needed is a form of packets to the internal network, across a VPN connection to be transported. Here is the tunnel; we have a package that only people in the company and for the transport of packets on the public. VPN uses a tunnel for the transport mechanism of this package. Gitesh Trivedi has 14+ years of experience and editor of database technology department of Latest IT News and also author of technical writing in Oracle Database Support .
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