OSI model, Session Layer
The session layer provides the mechanism for opening, closing and managing a session between end-user application processes, i.e., a semi-permanent dialogue.
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OSI model, Transport Layer
The protocols of the transport layer provide host-to-host communication services for applications.
OSI model, Physical Layer
The physical layer includes the basic network hardware transmission technologies of a network. It is a fundamental layer that underlies the logical data stru...
Quality is never an accident
“Quality is never an accident; it is always the result of intelligent effort.”
OSI model, Network Layer
The network layer is responsible for packet forwarding including routing through intermediate routers and it also manages quality of service (QoS), and recog...