Multi-layer Network Models
The two most important such network models: OSI and Internet
Open Systems Interconnection Model
- Created by International Standards Organization (ISO) as a framework for computer network standards in 1984
- Based on 7 layers
Internet Model
- Created by DARPA originally in early 70’s
- Developed to solve to the problem of internetworking
- Based on 5 layers
- Based on Transmission Control Protocol/ Internet Protocol (TCP/IP) suite