The Open Systems Interconnection model which is developed by ISO in 1983 is used as a framework to explain networking basics and troubleshoot networking issues is called as Network Security Model. It is a seven layer model. Following are the 7 layers of Network Security Model
Transport Layer Security (SSL/TLS) can tunnel an entire network's
Networking layer of the OSI model
In the OSI reference model, that would be layer 3 (network).In the OSI reference model, that would be layer 3 (network).In the OSI reference model, that would be layer 3 (network).In the OSI reference model, that would be layer 3 (network).
Router works in Network Layer of OSI model
Network Layer
TCP operates at Layer 4 which is Transport of the OSI Model!
Layer 3 i.e, network layer of the OSI model is used to IP addressing.
network layer
The network layer is the layer that is responsible for routing packets on the network. This is the layer in which Internet protocol operates. In the seven layer OSI model, the network layer is the third layer from the bottom.
security policiesquality of serviceLayer 3 functionality
network layer
IP is a layer 3 (network layer) protocol used for routing