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What is Physical and Link Layer Overview about?

This document summarizes key topics related to the physical and link layers: 1. It discusses the physical layer responsibilities of specifying the physical medium, signal, and encoding of bits into chips. It provides examples of different encoding schemes like PAM-5 and Manchester encoding. 2. It then covers the link layer, including media access control protocols like CSMA/CD used by Ethernet. Ethernet addressing, frame format, and speeds are summarized. 3. The document concludes by briefly discussing

Author

Asanka Samaranayake

Language

EN