The retail store has informed you that no documentation of the current network exists. There are numerous types of data communications that occur in a retail company, and the employees are willing to explain to you what information they work with and the steps that are involved to process the daily business transaction paperwork.

Create a network reference model diagram of the current network that describes the role of each layer for both OSI and TCP$/$IP that are used to transmit data between the devices and applications specifically in your retail store.