Chapter 3 Application Layer Functionality and Protocols

Chapter 3 Application Layer Functionality and Protocols -...

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© 2007 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Version 4.0 Application Layer Functionality and Protocols Network Fundamentals – Chapter 3
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2 © 2007 Cisco Systems, Inc. All rights reserved. Cisco Public Objectives Define the application layer as the source and destination of data for communication across networks. Explain the role of protocols in supporting communication between server and client processes. Describe the features, operation, and use of well-known TCP/IP application layer services (HTTP, DNS, SMTP).
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3 © 2007 Cisco Systems, Inc. All rights reserved. Cisco Public Applications – The Interface Between Human and Data Networks Applications provide the means for generating and receiving data that can be transported on the network
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4 © 2007 Cisco Systems, Inc. All rights reserved. Cisco Public Applications – The Interface Between Human and Data Networks Applications, services and protocols convert communication to data that can be transferred across the data network
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Chapter 3 Application Layer Functionality and Protocols -...

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