This is a suite of communication protocols with four layers which was developed by the DoD (Department of Defence) in the 1960s. It is named after the two main protocols (TCP/IP)that are used in the model .The four layers in the TCP/IP protocol suite are Host-to- Network Layer ,Internet Layer ,Transport Layer and Application Layer .

TCP/IP Model specify the way of connection of specific computer and the internet and the way of transmitting data between them. The purpose of this model is to allow communication over large distances

Functions of the TCP IP model happen in four layers, using…

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