Data units at different layers of the tcp/ ip protocol suite, Computer Network Security

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Data units at different layers of the TCP/ IP protocol suite

The data unit prepared at the application layer is known a message, at the transport layer the data unit build is known either a segment or an user data packet, at the network layer the data unit build is named the data packet, at the data link layer the datagram is attached in to a frame and finally transferred as signals along the transmission path.

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