Difference between network layer delivery and transport layer delivery.

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Network Layer	Transport Layer
The main function of this layer is to deliver packets from source to destination across multiple networks.	Transport layer is responsible for source to destination delivery of the entire message.
The relationship of the network layer to the data link and transport layer is given as below:	The relationship of the transport layer to the network layer and session layer is shown as below:
It provides connection services, including network layer flow control, network layer error control and packet sequence control.	The transport layer can be either connectionless or connection oriented.
It translates logical network address into physical machine address i.e the numbers used as destination IDs in the physical network cards.	It divides each message into the packets at the source and reassembles then at the destination.

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