DATA
COMMUNICATION
Lecture-10
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Presentation Layer - Data Communication - Lecture Slides, Slides of Data Communication Systems and Computer Networks
Protocol Architecture, Characteristics of a Protocol, Communication Tasks, Protocols, Transmission System utilization, Interfacing, Elements of a Protocol are points you can learn these slides.
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2011/2012
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DATA
COMMUNICATION
Lecture-
Recap Of Lecture-
Functions of Layers
Transport Layer
Session Layer
Presentation Layer
Functions of Presentation
Layer
Translation
Encryption
Compression
Application Layer
Enables the user either human or software to access the network
It provides user interface and support for the services such as
- Electronic mail
- Remote File access and Transfer
- Shared Database Management
Application Layer Functions
Network Virtual Terminal
File Transfer, Access & Management (FTAM)
Mail Services
Directory Services
Summary of Layer Functions
Layers in TCP/IP Protocol
Suite
- Physical
- Data Link
- Network
- Transport
- Application