OSI Model Flashcards

1
Q

7

A
Layer:  Application
Purpose:  Establishes resources.
Data:  Data
Applications:  Email
TCP:  Application
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2
Q

6

A
Layer:  Presentation
Purpose:  De/Encryption & data compression.
Data:  Data
Applications:  MP3, MP4  
TCP:  Application
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3
Q

5

A
Layer:  Session
Purpose:  Establishes Sessions
Data:  Data
Applications:  SQL, NFS  
TCP:  Application
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4
Q

4

A
Layer:  Transport
Purpose:  Data Delivery
Data:  Segment
Applications:  TCP/UDP
TCP:  Host to Host
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5
Q

3

A
Layer:  Network
Purpose:  Best path destination.
Data:  packet
Applications:  IP/RIP
TCP:  Internetwork
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6
Q

2

A
Layer:  Data Link
Purpose:  MAC address/error detection
Data:  frame
Applications:  frame relay  
TCP:  network interface
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7
Q

1

A
Layer:  physical
Purpose:  data onto wire
Data:  bits
Applications:  cables and devices  
TCP:  network interface
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