Hour 7. The Application Layer
What You’ll Learn in This Hour:
• Network services
• APIs
• TCP/IP utilities
At the top of TCP/IP’s stack is the Application layer, a loose collection of networking components perched above the Transport layer. This hour describes some of the kinds of Application layer components and shows how those components help bring the user to the network. Specifically, this hour examines Application layer services, operating environments, and network applications.
At the completion of this hour, you’ll be able to
• Describe the Application layer
• Describe some of the Application layer’s network services
• List some of TCP/IP’s important utilities
What Is the Application Layer?
The Application layer is the top layer in TCP/IP’s ...
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