Question

Multiple choice questions: Circle the correct answer

10) Considering a TCP Reno with cwnd = 6000 byes, ssthresh = 64 Kbyes. The MSS is 1000 bytes. Now it receives 3 duplicate Acks, what will the cwnd and ssthresh become

1. ssthresh = 64 Kbytes, cwnd = 1000 bytes;
2. ssthresh = 3000 bytes, cwnd = 1000 bytes;
3. ssthresh = 6000 bytes, cwnd = 3000 bytes;
4. ssthresh = 3000 bytes, cwnd = 6000 bytes;
5. None of the above.

Answer 1

Answer is e none of the above

explaination given below

Cwnd =3000 sstresh=3000 by applying tcp reno protocol for 3 duplicate acks

Detailed calculations given below

cwnd new means the new congestion window value after 3 Dupack