Osi Model

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Layer Osi Model summary in easy english

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Osi Model

  1. 1. *
  2. 2. * OSI Model • Open System Interconnection • This divides the networks into the 7 layers • The protocol perform services to unique layers • Protocol interacts with protocol in Layer Directly above and below • Protocol : it is a set of instruction to perform a function or group of function that is written by a programmer
  3. 3. * Everything in the world have a way to learn and understand and same he for the OSI layer* “ All People Seems To Need Data Progress”* Just took the first alphabet in the word in given sentence *
  4. 4. * All – Application Layer* People – Presentation Layer* Seems – Session Layer* To – Transport Layer* Need – Network Layer* Data – Data Link Layer* Progress – Presentation Layer *
  5. 5. * Application Layer is responsible using network application like HTTP, FTM, Directory Services.* Application program interface (API) – set of routines that make up part of a software application *
  6. 6. * It is responsible for Data Exchange between 2 devices* It manages data encryption and decryption* Translation and Compression *
  7. 7. * It is responsible for establishment of connections.* Management, Synchronization, Termination between two nodes* Dialog Control *
  8. 8. * It ensures that the entire massage reached to the receiver or not* Service point addressing* Segmentation & Reassembling* Connection Control* Flow Control* Error Control *
  9. 9. • It is responsible for logical addressing• Routing• Handling Congestion Issues• Internetworking *
  10. 10. * It handle Data Transfer* Framing* Physical Addressing* Access Control* Flow Control* Error Control *
  11. 11. * It is responsible for Establishment or Termination of the connection between two nodes.* Media Characteristics* Data Encoding* Transmission Mode *
  12. 12. *

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