____ is a tunneling protocol that was developed by Microsoft and was extremely popular at one time for remote users who had to dial in to the corporate network on a secure channel.
A) GRE
B) L2TP
C) PPTP
D) IPSec

Question

Quizplus · Accepted Answer

PPTP (Point-to-Point Tunneling Protocol) is a tunneling protocol developed by Microsoft and was widely used in the past for secure remote access to corporate networks. GRE (Generic Routing Encapsulation) and IPSec (Internet Protocol Security) are also tunneling protocols but were not developed specifically by Microsoft. L2TP (Layer 2 Tunneling Protocol) is a tunneling protocol that combines the features of PPTP and GRE but was not developed by Microsoft.

____ Is a Tunneling Protocol That Was Developed by Microsoft