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Transport Layer - Freie Universität Berlin

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Causes/costs of congestion: Scenario 2<br />

● One router, finite buffers<br />

● Sender retransmission of lost packet<br />

● Offered load l’ in: Original data + retransmitted data<br />

Host B<br />

Host<br />

A<br />

l in : original data<br />

l' in : original data, plus<br />

retransmitted data<br />

Finite shared output<br />

link buffers<br />

Capacity of link R<br />

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

l out<br />

8.87

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