Thomas Kunz
Systems and Computer Engineering
369
Congestion Control - Timeout
nOn a timeout, the
congestion window is reduced to the initial value of 1 MSS
nThe slow start
threshold is set to half the window size before packet loss
–more precisely,
ssthresh = maximum of min(cwnd,receiver’s advertised
window)/2 and 2 MSS
nSlow start
is initiated