Which of the following uses a tunneling protocol?

Which of the following uses a tunneling protocol?
A . Internet
B . VPN
C . Extranet
D . VLAN

View Answer

Answer: B

Explanation:

Tunneling enables the encapsulation of a packet from one type of protocol within the datagram of a different protocol. For example, VPN uses PPTP to encapsulate IP packets over a public network, such as the Internet.