chapter3.ppt

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© 2007 Cisco Systems, Inc. All rights reserved. Cisco Public ITE PC v4.0 Chapter 1 1 Application Layer Functionality and Protocols ( 응응응응응 응응응 응응응응 ) Network Fundamentals – Chapter 3

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Application Layer Functionality and ProtocolsCisco Public
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Objectives
Define the application layer as the source and destination of data for communication across networks. ( )
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Applications – The Interface Between Human and Data Networks
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Applications – The Interface Between Human and Data Networks
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The Role of Protocols in Supporting Communication
Describe the roles of client and server processes in data networks
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Features, Operation, and Use of TCP/IP Application Layer Services
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Features, Operation, and Use of TCP/IP Application Layer Services
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Features, Operation, and Use of TCP/IP Application Layer Services
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Features, Operation, and Use of TCP/IP Application Layer Services
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Features, Operation, and Use of TCP/IP Application Layer Services
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Features, Operation, and Use of TCP/IP Application Layer Services
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Cisco Public