What's a packet in a computer network?

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Prakash Kandpal

Cyber Security, CEH, CCNA, CCNP, Data Analytics Expert (15+ Year Experience) - IT Professional

Hello there, Packet is a form of data. When data passes through different OSI layers it changes its form & Property which is known as Protocol Data Unit (PDU). In layer 3 (Network Layer) PDU of Data is Packets.
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