What is OSI Model The 7 OSI Layer Explained-CETPA
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The document explains the OSI model's seven layers, including the application, presentation, session, transport, network, data link, and physical layers. It highlights the roles of each layer in ensuring data is properly formatted, transmitted, and encrypted. Key functions include managing sessions, determining transmission protocols, and defining data formats.
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What is OSI Model The 7 OSI Layer Explained-CETPA
- 1. NETWORK LAYER DATALINK LAYER PHYSICAL LAYER OSI MODEL EXPLAINED THE 7 OSI LAYER PRESENTATION LAYER SESSION LAYER TRANSPORT LAYER Ensures that data is in a usable format. and is where data encryption occur Maintains connections and is responsible for controlling ports and sessions Transmits data using transmission protocols including TCP and UDP Decides which physical path the data will take Defines the format of data on the network Transmits raw bit stream over the physical medium APPLICATION LAYER Human-computer interaction Layer where applications can access the network services cetpainfotech.com 91-9212172602