Which of the following best describes what tunneling is?
A.
Tunneling is the process of creating a tunnel capable of capturing data.
B.
Tunneling is the process of moving through three levels of firewalls.
C.
Tunneling is the process of passing information over the Internet within the shortest time frame.
D.
Tunneling is the process of utilizing the Internet as part of a private secure network.
Explanation:
Civil engineers build tunnels to allow one direction of traffic flow to be protected against another
traffic flow. They will build a tunnel under a river, or underneath a highway. Network engineers use
tunneling to protect a data flow from the elements of the internet. They tunnel by placing secure
encrypted IP packets into a non-secure IP packet.