Using either the OSI Reference Model or the TCP/IP Protocol Suite

Using either the OSI Reference Model or the TCP/IP Protocol Suite, describe how each layer of the Model/Suite represents the communication flow between organizational levels and across departments/division of an actual hierarchical business. Be sure to include a communication flow diagram showing the logical and physical connections. The paper must use APA 6th ed., 7th printing formatting and contain a title page, 3 to 5 pages of content, and a minimum of three peer-reviewed references.