Briefly describe the seven layers of the OSI reference model
What will be an ideal response?
The OSI reference model is a standard protocol for digital communication that consists of seven recommended layers of recommended functions. It is used by suppliers to make sure their products are interconnectable.
Layer 1 ? Physical Layer ? defines the physical connection to a network
Layer 2 ? Logical Link Layer ? makes sure that no data is garbled
Layer 3 ? Network Layer ? addresses and routes packets
Layer 4 ? Transport Layer ? controls flow, ensures reliable packet delivery
Layer 5 ? Session Layer ? Controls dialog, acts as a moderators for a session
Layer 6 ? Presentation Layer ? translates data to and from language in the application layer
Layer 7 ? Application Layer ? provides an interface to the application
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