APPENDIX A
OSI Model and Internet Protocols
In this appendix, you will
• Learn about the OSI model
• Review the network protocols associated with the Internet
Networks are interconnected groups of computers and specialty hardware designed to facilitate the transmission of data from one device to another. The basic function of the network is to allow machines and devices to communicate with each other in an orderly fashion.
Networking Frameworks and Protocols
Today’s networks consist of a wide variety of types and sizes of equipment from multiple vendors. To ensure an effective and efficient transfer of information between devices, agreements as to how the transfer should proceed between vendors are required.
The term protocol refers to a ...
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