It is sometimes recognized that a gateway may function across several or all layers of the OSI model.
The OSI Model stands for Open Systems Interconnection. The answer to the question which layer of the OSI model are layers capable of functioning is at all layers.
Router works in Network Layer of OSI model
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Hubs are a physical layer (layer 1) device; most switches operate at the Data Link layer (Layer 2) of the OSI model.
OSI model has seven layers and each layer is assigned a specific task for data transmission process.
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The Open Systems Interconnect or OSI model has seven layers. The layer that is responsible for creating frames is the Data Link layer.
The OSI model is a general model for networking . It has seven layer in total and each layer have some responsibilities. The layer that determines the communication mode is physical layer.
There are in total seven layers in OSI model . OSI model layer that is responsible for the termination of connections between hosts is session layer . Session layer is responsible for the dialog control .
Bridge
Gateway network device
seven layers