Posted by: Pdfprep
Post Date: November 6, 2020
At which layer of the OSI model does PPP perform?
A . Layer 2
B . Layer 3
C . Layer 4
D . Layer 5
Answer: A
Explanation:
Point-to-Point Protocol (PPP) is a data link protocol commonly used in establishing a direct connection between two networking nodes. It can provide connection authentication, transmission encryption (using ECP, RFC 1968), and compression.
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