CompTIA Network+ (N10-008) — Question 121

Which of the following OSI model layers contains IP headers?

Answer options

• A. Presentation
• B. Application
• C. Data link
• D. Network
• E. Transport

Correct answer: D

Explanation

The correct answer is D. The Network layer is responsible for routing packets and contains the IP headers that are essential for addressing and forwarding. The other layers, such as Presentation, Application, Data link, and Transport, do not manage IP headers as they serve different functions in the OSI model.