Multiple choice

Which of the following functionalities must be implemented by a transport protocol over and above the network protocol?

  1. Recovery from packet losses

  2. Detection of duplicate packets

  3. Packet delivery in the correct order

  4. End to end connectivity

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Transport protocols are mainly for providing end to end connections by making sockets. Recovery from packet loss & delivery in correct order, duplication is checked by Data link layer.