The OSI Model is used to describe networks and network application. The OSI model is a technology standard maintained
by the International Standards Organization (ISO). Although today's
technologies do not fully conform to the standard, it remains a useful
introduction to the study of network architecture.
ISO(International Standards Organization) is a
multinational bogy dedicated to worldwide agreement on international
standards.
Layers :--
Physical Layer
Physical characteristics of interfaces and media: The physical layer defines the characteristics of the
interface between devices and the transmission...
