What is the network layer? Located at Layer 3 of the Open Systems Interconnection (OSI) communications model, the primary function of the network layer is to move data into and through other networks.

The physical layer is the first and lowest layer of the Open Systems Interconnection (OSI) communications model. The physical layer's function is to transport data using electrical, mechanical or ...

A network device that forwards traffic based on layer 3 information at very high speeds. Traditionally, routers, which inspect layer 3, were considerably slower than layer 2 switches. In order to ...