At which of the following OSI model layers would a technician find an IP header?

At which of the following OSI model layers would a technician find an IP header?
A . Layer 1
B . Layer 2
C . Layer 3
D . Layer 4

View Answer

Answer: C

Explanation:

An IP header can be found at the third layer of the OSI model, also known as the network layer. This layer is responsible for logical addressing, routing, and forwarding of data packets.

Reference: CompTIA Network+ Certification Study Guide, Exam N10-007, Fourth Edition, Chapter 2: Network Models, p. 82