To which two layers of the OSI model do WAN technologies provide services? (Choose two.)

Last Updated: Jan 5, 2025
IT Exam Items Repository › Category: CCNA › To which two layers of the OSI model do WAN technologies provide services? (Choose two.)

To which two layers of the OSI model do WAN technologies provide services? (Choose two.)

  • presentation layer
  • data link layer
  • network layer
  • physical layer
  • transport layer
  • session layer

Explanation: WAN operations focus primarily on the physical layer and the data link layer of the OSI model.

Related exam: CCNA 3 v7 Module 7 Quiz - WAN Concepts
Related exam: CCNA 4 - Connecting Networks (v5.0.3 + v6.0) Final Exam Answers

About The Author

ITExam Editorial Team

The ITExamAnswers Editorial Team is a dedicated group of certified IT professionals and network engineers. We rigorously review, verify, and update all exam materials to ensure you receive the most accurate and reliable resources for your certification journey.