What OSI physical layer term describes the physical medium that uses the propagation of light? Posted on November 2, 2020 by Admin Leave a comment What OSI physical layer term describes the physical medium that uses the propagation of light? fiber-optic cable goodput latency throughput For more question and answers: Click Here CCNA 1 ITN v7 – Modules 4 – 7: Ethernet Concepts Exam Answers Full 100% Leave a comment Cancel replyYou must be logged in to post a comment.