DATA LINK LAYER WIRED NETWORKS
LINK LAYER ADDRESSING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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*The data-link layer of the sending node needs to ____ the datagram received from the network in a frame
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decapsulate
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encapsulate and decapsulate
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capsulate
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encapsulate
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Explanation:
Detailed explanation-1: -In telecommunications, node-to-node data transfer is the movement of data from one node of a network to the next. In the OSI model it is handled by the lowest two layers, the data link layer and the physical layer.
Detailed explanation-2: -Communication at the data-link layer is node-to-node. A data unit from one point in the Internet needs to pass through many networks (LANs and WANs) to reach another point. Theses LANs and WANs are connected by routers.
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