Kurose and Ross Edition 6 Exercise 2 Question R8 (Page No 169)

Question

List the four broad classes of services that a transport protocol can provide. For each of the service classes, indicate if either UDP or TCP (or both) provides such a service.

Answer 1

The four broad classes of services that a transport protocol can provide as follows:

1. Reliable data transfer:- TCP only

2. A guarantee that a certain value for throughput will be maintained:-Neither TCP nor UDP.

3. A guarantee that data will be delivered within a specified amount of time:- Neither TCP nor UDP.

4. Security:- Neither TCP nor UDP.

Reference: http://www.sr2jr.com/textbook-solutions/computer-science/10201008/computer-networking-a-top-down-approach-application-layer#