The transport layer is responsible for reliable network communication between systems. The transport layer provides mechanisms for the establishment, maintenance, and termination of virtual circuits, transport fault detection and recovery, and information flow control.
The transport layer is the part of the railroad system that makes sure that products get to their destinations intact and without damage. If a box arrives at the destination in a damaged form, an order is sent back to send a new one.
Unless otherwise noted, all photos and text is Copyright © Richard G Lowe, Jr.