Computer network tcp congestion control

Question

Comments

1st transmission: 1

2st transmission: 2

3st transmission: 4

4st transmission: 8

5st transmission: 16{ Threshold}

6st transmission: 17

7st transmission: 18 {Time out occur new threshold =9 MSS}

8st transmission: 1

9st transmission: 2

10st transmission: 4

11st transmission: 8(Threshold)

12st transmission: 9

13st transmission: 10

14st transmission: 11

15st transmission: 12 (Ans)

---

How you got new mss ? and why?

---

As given in the question

timeout occurs after 7th transmission

After a timeout, we need a new threshold which we will calculate by half of the current window size.

Answer 1

the congestion window size at the end of 14^th RTT is 11 MSS