network layer

network layer

(networking)

(communications subnet layer) The third lowest layer in the OSI seven layer model. The network layer determines routing of packets of data from sender to receiver via the data link layer and is used by the transport layer. The most common network layer protocol is IP.

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network layer

The processing in a network protocol that manages transmission from network to network. The network layer is layer 3 of 7 in the OSI model. Also called the "Internet layer" or "IP layer." See TCP/IP, OSI model and Internet Protocol.

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