TRANSPORT LAYER
INTRODUCTION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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segment
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frame
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data
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packet
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Detailed explanation-1: -Application layer PDUs are conventionally referred to as messages. The PDU is called a packet; SCTP packets are composed of an additional unit called a chunk. IP packets are also referred to as datagrams.
Detailed explanation-2: -Definition(s): A part of the application layer in the Open Systems Interconnection Reference model that is used for communication between two separate device’s applications. In the context of smart cards, an APDU is the communication unit between a smart card reader and a smart card.
Detailed explanation-3: -Data packages at various layers are called protocol data units (PDUs) The Data Link Layer PDU is called a frame. Organization allows addressing on shared data links. Organization allows error checking and other meta delivery processes.