How many exchanges are needed to end both sessions between two hosts?
- one exchange
- two exchanges
- three exchanges
- four exchanges
- five exchanges
Explanation: There are four exchanges to end both sessions between two hosts. (1) Host A sends a FIN. (2) Host B sends an ACK. (3) Host B sends a FIN. (4) Host A sends an ACK.
Exam with this question: 14.5.6 Check Your Understanding – TCP Communication Process