OSI Model

1. Defines all the electrical and physical specifications for devices.

Physical 1

Application 7

Data Link 2

Network 3

2. Transforms data formats to provide a standard interface for the application layer.

Network 3

Application 7

Session 5

Presentation 6

3. Responsible for logical addressing and the domain of routing.

Data Link 2

Network 3

Session 5

Transport 4

4. Provides reliable transport and flow control across a network.

Session 5

Network 3

Presentation 6

Transport 4

5. Establishes, manages, and terminates the connections between the local and remote application.

Presentation 6

Session 5

Network 3

Data Link 2

6. Provides physical addressing and media access procedures.

Physical 1

Application 7

Network 3

Data Link 2

7. Responsible for network services to applications.

Transport 4

Network 3

Application 7

Data Link 2