Components Needed to Create a Traditional VPN Connection
A point-to-point link, or tunnel, is created by encapsulating or wrapping the data with a header that provides routing information that allows the data to travel through the Internet. A virtual private network connection requires a VPN client and a VPN server or infrastructure. A secured connection is created between the client and server through encryption that establishes the tunnel, as shown in Figure 24.3.
The tunnel is the portion of the connection in which data is encapsulated. The VPN connection is the portion of ...
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