CompTIA
JK0-019 · Question #80
Which of the following protocols works at the LOWEST layer of the OSI model?
The correct answer is A. L2TP. Layer Two Tunneling Protocol (L2TP) is an extension of the Point-to-Point Tunneling Protocol (PPTP) used by an Internet service provider (ISP) to enable the operation of a virtual private network (VPN) over the Internet.
Networking concepts
Question
Which of the following protocols works at the LOWEST layer of the OSI model?
Options
- AL2TP
- BPPTP
- CISAKMP
- DIPSec
How the community answered
(33 responses)- A76% (25)
- B6% (2)
- C3% (1)
- D15% (5)
Explanation
Layer Two Tunneling Protocol (L2TP) is an extension of the Point-to-Point Tunneling Protocol (PPTP) used by an Internet service provider (ISP) to enable the operation of a virtual private network (VPN) over the Internet.
Topics
#L2TP#OSI model#tunneling protocols#Layer 2
Community Discussion
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