Chapter 5 (148-152, 157-165) Flashcards
1
Q
what two functions does the network layer perform?
A
-routing and addressing.
2
Q
What three functions does the transport layer perform?
A
- linking the application layer to the network
- segmenting long messages into smaller packets for transmission.
- session managment(establishing an end-to-end connection between sender and receiver.
3
Q
Who developed TCP/IP
A
US DARPA by Vinton Cerf and Bob Kahn.
4
Q
What does TCP do?
A
-segmenting: breaking into smaller PDUS, numbering them, ensuring each segment is reliably delivered and put them back together at destination.
