What You’ll Learn in This Hour:
• Networks and network protocols
• History of TCP/IP
• Important features of TCP/IP
Transport Control Protocol/Internet Protocol (TCP/IP) is a protocol system—a collection of protocols that supports network communications. The answer to the question What is a protocol? must begin with the question What is a network?
This hour describes what a network is and shows why networks need protocols. You also learn what TCP/IP is, what it does, and where it began.
At the completion of this hour, you’ll be able to
• Define the term network
• Explain what a network protocol suite is
• Explain what TCP/IP is
• Discuss the of TCP/IP
• List some important features of TCP/IP
• Identify the organizations ...