
OSI model - Wikipedia
The Open Systems Interconnection (OSI) model is a reference model developed by the International Organization for Standardization (ISO) that "provides a common basis for the coordination of standards development for the purpose of systems interconnection." [2]
What is OSI Model? – Layers of OSI Model | GeeksforGeeks
2025年1月20日 · The OSI Model is a seven-layer framework that standardizes how different computer systems communicate over a network, facilitating data transmission and troubleshooting by defining specific functions for each layer.
What is OSI Model | 7 Layers Explained | Imperva
2025年1月15日 · The Open Systems Interconnection (OSI) model describes seven layers that computer systems use to communicate over a network. The OSI model is divided into seven distinct layers, each with specific responsibilities, ranging from physical hardware connections to high-level application interactions.
What is the OSI model? How to explain and remember its 7 layers
The Open Systems Interconnect (OSI) model is a conceptual framework that describes networking or telecommunications systems as seven layers, each with its own function.
What is the OSI model? The 7 layers of OSI explained - TechTarget
OSI (Open Systems Interconnection) is a reference model for how applications communicate over a network. This model focuses on providing a visual design of how each communications layer is built on top of the other, starting with the physical cabling, all the way to the application that's trying to communicate with other devices on a network.
The OSI Model – The 7 Layers of Networking Explained in Plain …
2020年12月21日 · The OSI model is a conceptual framework that is used to describe how a network functions. In plain English, the OSI model helped standardize the way computer systems send information to each other.
What Is the OSI Model? | IBM
2024年6月11日 · The Open Systems Interconnection (OSI) model—also called the OSI reference model—is a conceptual model that divides network communication and interoperability into seven abstract layers.
What is the OSI Model? - 7 OSI Layers Explained - AWS
The Open Systems Interconnection (OSI) model is a conceptual framework that divides network communications functions into seven layers. Sending data over a network is complex because various hardware and software technologies must work cohesively across geographical and political boundaries.
OSI Model Layers and Protocols in Computer Network - Guru99
2024年6月27日 · OSI model tutorial covers the topics like OSI model definition, characteristics, history, physical, data link, transport, network, and session layer with examples.
What is the OSI Model? - Cloudflare
The open systems interconnection (OSI) model is a conceptual model created by the International Organization for Standardization which enables diverse communication systems to communicate using standard protocols.