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Computer network literacy

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Author: User
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1. Layer 7 refers to the application layer, presentation layer, Session Layer, transport layer, network layer, data link layer, and physical layer.

Five layers: application layer, transport layer, network layer, data link layer, and Physical Layer

TCP/IP is divided into four layers: application layer, transport layer, network layer, and network interface layer.

2. Protocol Stack

Total protocols at each layer

Device corresponding to each layer

Protocols for each layer

Computer network literacy

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