What is a VPN?

What will be an ideal response?

A VPN is a connection across a public network that uses encryption to make sure that the communication is private and secure.

Computer Science & Information Technology

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On a network such as the one illustrated in the accompanying figure, some servers perform a specific task and can be placed with other servers to perform multiple tasks. What are these kind of servers call?

A. baseband B. unique C. multitasking D. dedicated

Computer Science & Information Technology

IPsec ____ mode encrypts only the data portion (payload) of each packet yet leaves the header unencrypted.

A. tube B. tunnel C. transport D. lane

Computer Science & Information Technology