Prerequisites

• Protocol Layers: ISO/OSI reference model

• Physical Layer: Coding, Manchester

• Transmission Media: UTP, Cat 5

• Data Communication: Asynchronous vs synchronous, Baud, bit, and Hz, Half-Duplex vs Full-duplex, Modulation/Demodulation

• Packet Transmissions: Framing, Bit stuffing, byte stuffing

• Flow Control: On-Off, Window

• Error Detection: Parity, Checksum, Cyclic Redundancy Check

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