Computer Science

Network

What does the Transport layer do?

It breaks data down into small packets, reassembles them and handles error recovery by resending them a signal if not arrived. Use UDP

What does the Network layer do?

The Network layer is responsible for routing data packets across different networks, find best route possible, and ensuring the packets reach the correct destination network.

What does Data link layer do?

The Data Link layer is responsible for node-to-node data transfer, error detection and correction, and framing packets for transmission over physical media.

What does application layer do?

provides an interface between user software and the lower layers that handle data transmission, handles data formatting so information is correctly understood by both sender and receiver