C6. TCP/IP

Question 1

What does TCP/IP stand for?

Answer 1

Transmission Control Protocol/Internet Protocol

Question 2

What is a DoD model?

Answer 2

It’s a Department of Defense model of computer networks; it is a condensed version of the OSI model composed of four layers - process/application layer, host-to-host layer, internet layer, network access layer

Question 3

What do the different layers of the DoD model correspond to for the OSI model?

Answer 3

1) DoD Process/Application layer corresponds to the OSI: Application + Presentation + Session
2) DoD Host-to-Host to the OSI Transport
3) DoD Internet to OSI Network
4) DoD Network Access to OSI Data Link + Physical

Question 4

What does the DoD Process/Application layer do?

Answer 4

It defines protocols for node-to-node application communication and also controls user-interface specifications

Question 5

What does the host-to-host layer do?

Answer 5

It parallels