A u d r e y F u l l e r|3The OSI model (Open Systems Interconnection model) plays an instrumental role in setting up newnetworks. It shows how the components communicate with each other. With Seven layers, the OSIprovides a common language and reference point for network professionals,It divides networking tasks into logical layers for easier understanding, allows specialization of features atdifferent levels, aids in troubleshooting, and promotes standards of synergy between networks anddevices.The OSI ModelThe layers of the OSI model are the Application layer, the Presentation layer, the transport layer, thenetwork layer, the data link layer which consists of the logical link control and media access control, andfinally the physical layer.The application layer integrates network functionality into the host operating system and supportscommunication between network clients and services.it provides services like hypertext transferprotocol, Telnet, file transfer protocol, and simple network management protocol.