AIMD Distributed fair and efficient Packet loss is seen as sign of congestion and results in a multiplicative rate decrease Factor of 2 TCP periodically probes for available bandwidth by increasing its rate Rate Time Lecture 19: TCP Congestion ControlLecture 19: TCP Congestion Control 7 AIMD • Distributed, fair and efficient • Packet loss is seen as sign of congestion and results in a multiplicative rate decrease • Factor of 2 • TCP periodically probes for available bandwidth by increasing its rate Time Rate