Application layer 1, users interact with directly, Transport layer 2, ensures that data is sent correctly from one device to another, Internet layer 3, responsible for sending data packets across different networks, Physical network layer 4, deals with the physical connection between devices and the network

Internet protocol

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Network Protocols
Network Protocols
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TCP/IP Model
TCP/IP Model
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排序练习
Network+ Obj 1.1 Protocols and Ports
Network+ Obj 1.1 Protocols and Ports
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刺破气球
Network+ Obj 1.1 Protocols and Ports (Quiz)
Network+ Obj 1.1 Protocols and Ports (Quiz)
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随堂测验
Network+ Obj 1.1 Protocols and Ports (Flip)
Network+ Obj 1.1 Protocols and Ports (Flip)
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翻卡片
Which protocols operate on OSI layers
Which protocols operate on OSI layers
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Network concepts Pt 2
Network concepts Pt 2
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4.3 Network security concepts
4.3 Network security concepts
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