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Lecture CCNA Exploration 4.0 (Kỳ 1) - Chapter 8: OSI Physical Layer

After completing this chapter, students will be able to: Explain the role of Physical layer protocols and services in supporting communication across data networks, describe the role of signals used to represent bits as a frame as the frame is transported across the local media, describe the purpose of Physical layer signaling and encoding as they are used in networks. | OSI Physical Layer Network Fundamentals - Chapter 8 CISCO Objectives Explain the role of Physical layer protocols and services in supporting communication across data networks. - Describe the role of signals used to represent bits as a frame as the frame is transported across the local media Describe the purpose of Physical layer signaling and encoding as they are used in networks Identify the basic characteristics of copper fiber and wireless network media Describe common uses of copper fiber and wireless network media Học viện mạng Bach Khoa - Website www.bkacad.com Objectives The Physical layer interconnects our data networks. Học viện mạng Bach Khoa - Website .