Kurose and Ross Edition 6 Exercise 3 Question R18 (Page No 288)

Question

True or false? Consider congestion control in TCP. When the timer expires at the sender, the value of ssthresh is set to one half of its previous value.

Comments

False .
New ssthres = cwnd/2 , where cwmd is the congestion window size.

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@prashant jha 1 which timer is it talking about

Answer 1

False.  The threshold value is set to half of the current congestion window.

Comments

@noob_coder which timer is it talking about?

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Did you got the answer?

Answer 2

FALSE 

When Timeout occurs, threshold value = $\frac{Wc(current)}{2}$       // Wc(Current) is current congestion window size

then start in slow start phase (exponentially)

Answer 3

False.

When timeout time expires the ssthresh is set to half of the current congestion window.