Which of the following statements pertaining to VPN protocol standards is false?

The correct answer is C. L2TP operates at the network layer. L2TP and PPTP were both designed for individual client to server connections; they enable only a single point-to-point connection per session. Dial-up VPNs use L2TP often. Both L2TP and PPTP operate at the data link layer (layer 2) of the OSI model. PPTP uses native PPP…

Submitted by zhang_li· Apr 18, 2026Network and Communications Security

Question

Options

AL2TP is a combination of PPTP and L2F.
BL2TP and PPTP were designed for single point-to-point client to server communication.
CL2TP operates at the network layer.
DPPTP uses native PPP authentication and encryption services.

How the community answered

(39 responses)

A
3% (1)
B
8% (3)
C
87% (34)
D
3% (1)

Explanation

L2TP and PPTP were both designed for individual client to server connections; they enable only a single point-to-point connection per session. Dial-up VPNs use L2TP often. Both L2TP and PPTP operate at the data link layer (layer 2) of the OSI model. PPTP uses native PPP authentication and encryption services and L2TP is a combination of PPTP and Layer 2 Forwarding protocol

Topics

#VPN protocols#L2TP#PPTP#OSI model

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