The Open Systems Interconnection (OSI) Layer 3 (Network Layer) is one  of the layers that performs packet segmentation. The OSI Layer 3 is  roughly equivalent to the Internet Layer of the Transmission Control  Protocol/Internet Protocol (TCP/IP) model, and Layer 4 (Transport Layer)  of the OSI model is roughly equivalent to the Host-to-Host layer of the  TCP/IP model. The above two layers perform network segmentation. Based  on the above information, answer the following questions: 

Please answer the above questions to write your paper of 4–5 pages.  As you answer each question, you must provide support or evidence that  will enhance and empirically prove your answers. Academic information  technology (IT) articles or real-life IT findings that are not found in  journals or other academic sources must be used in supporting your  answers. Please use APA style for all cited sources, including your  reference page. 

Please include the following elements in your paper of 4–5 pages:

Please cite your references in APA format.

For more information on APA, please visit the library, and click on the Citation Resources link.