Application Layer
transport layer
The session layer (layer 5)
Data link layer
Layer 2 (Data Link Layer) http://compnetworking.about.com/cs/internetworking/g/bldef_bridge.htm
The OSI layer responsible for establishing, maintaining, and terminating connections with the destination is the Session Layer, which is the fifth layer of the OSI model. It manages sessions between applications, ensuring that data exchange occurs smoothly and efficiently. This layer provides mechanisms for controlling the dialog and synchronization between communication parties.
Data Link Layer
TELNET
Data-Link layer.
Data Link Layer
network layer
Layer 2 , Data Link Layer
Layer 2 - The Data Link Layer Layer 2 of the OSI model provides error-detection capability