In OSI network architecture, the dialogue control and token managemen...
Session layer is responsible for sitting up, managing & then tearing down sessions between 2 computers. The main function is to manage flow of data communication during a connection between 2 computers. Main services offered by this layer are dialogue control, token management and synchronization.
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In OSI network architecture, the dialogue control and token managemen...
Explanation:
The OSI (Open Systems Interconnection) network architecture is a conceptual framework that standardizes the functions of a communication system into seven different layers. These layers work together to ensure reliable and efficient communication between network devices.
The session layer is responsible for establishing, managing, and terminating connections between applications or processes on different devices. It provides services such as dialogue control and token management.
Dialogue Control:
Dialogue control refers to the coordination and synchronization of communication between two devices. It ensures that the devices take turns sending and receiving data, preventing conflicts and ensuring orderly communication.
Token Management:
Token management is a mechanism used to control access to a shared resource in a network. It ensures that only one device at a time has the right to transmit data over the network. The token is passed between devices, granting them permission to transmit data.
Responsibility of the Session Layer:
The session layer is responsible for managing the dialogue between two devices, including establishing and terminating connections, as well as coordinating the flow of data. It provides services that allow applications to establish sessions, exchange data, and manage tokens for controlled access to the network.
Layer Correspondence:
In the OSI network architecture, the session layer corresponds to the fifth layer. The seven layers in the OSI model are as follows:
1. Physical Layer
2. Data Link Layer
3. Network Layer
4. Transport Layer
5. Session Layer
6. Presentation Layer
7. Application Layer
Therefore, the dialogue control and token management are responsible for the session layer (option A).
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