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.
Figure 24.3. Establishing a VPN tunnel between a client and server.
The tunnel is the portion of the connection in which data is encapsulated. The VPN connection is the portion of ...
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