Write a 2- to 3-page paper.
Identify the 7 layers of the OSI model.
Describe 2 to 3 characteristics, protocols, or functions of each layer (i.e. what happens in each layer or what it does) in 1 to 2 paragraphs each.
Cite at least 2 sources, such as video, library articles, or websites other than your textbook in your assignment.
Format your references according to APA guidelines.