Which layer of the OSI reference model does PPTP work at?(a) Layer 1(b) Layer 2(c) Layer 3(d) Layer 4The question was asked in a job interview.This interesting question is from Virtual Private Networks topic in section Application Layer of Computer Network

Which layer of the OSI reference model does PPTP work at?(a) Layer 1(b

1.	Which layer of the OSI reference model does PPTP work at?(a) Layer 1(b) Layer 2(c) Layer 3(d) Layer 4The question was asked in a job interview.This interesting question is from Virtual Private Networks topic in section Application Layer of Computer Network
Answer» Correct option is (b) Layer 2 Easiest explanation: PPTP STANDS for Point-to-Point Tunneling Protocol. PPTP is a tunneling protocol that was PRIMITIVELY USED to create VPNs. It is no longer used for VPNs due to the lack of security it provides.

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