TCP/IP Model? Flashcards
1
Q
What is the TCP/IP Model?
A
- Similar to OSI model but just 4 layers. 4 layers known as the TCP/IP stack or just IP stack
2
Q
What are the 4 TCP/IP model layers?
A
- Application
- Transport
- Internet
- Network Access
3
Q
Which TCP/IP model layer is equivalent to OSI layers 5 - 7?
A
Application
4
Q
What does the TCP/IP Application layer do?
A
Provides network Application Programming Interface (API)
5
Q
What does the TCP/IP Transport layer do?
A
Provides communication to the application.
- Equivalent of OSI layer 4
6
Q
What is TCP?
A
Transmission Contol Protocol
- Used for connection-oriented reliable communication (eg - Database replication)
7
Q
What is UDP?
A
User Datagram Protocol
- Used for connectionless unreliable communication (eg - VOIP)
8
Q
What does the TCP/IP Internet layer do?
A
Provides packet addressing, routing, fragmentation and reassembly
- Equivalent of OSI layer 3
9
Q
What does the TCP/IP Network Access layer do
A
Equivalent of OSI layers 1 & 2
10
Q
tcp is a ________ oriented protocol
A
connection
