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Transport Layer - Freie Universität Berlin

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Why is TCP fair?<br />

Two competing sessions:<br />

● Additive increase gives slope of 1, as throughout increases<br />

● multiplicative decrease decreases throughput proportionally<br />

R<br />

equal bandwidth share<br />

Connection 1 throughput<br />

loss: decrease window by factor of 2<br />

congestion avoidance: additive increase<br />

loss: decrease window by factor of 2<br />

congestion avoidance: additive increase<br />

Univ.-Prof. Dr.-Ing. Jochen H. Schiller ▪ cst.mi.fu-berlin.de ▪ Telematics ▪ Chapter 8: <strong>Transport</strong> <strong>Layer</strong><br />

R<br />

8.114

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