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Transport Layer - Freie Universität Berlin

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<strong>Transport</strong> Protocol: Connection Release<br />

● Terminating a connection<br />

● Asymmetric release<br />

● Telephone system model<br />

● Either one peer can terminate the<br />

connection<br />

● Danger of data loss<br />

● Symmetric release<br />

● Model of two independent unicast<br />

connections<br />

● Each peer has to terminate the<br />

connection explicitly<br />

● Data can be received by in the nonterminated<br />

direction<br />

● Problem: Data loss can happen<br />

on both cases<br />

● Question: Is there an optimal<br />

solution?<br />

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

Abrupt disconnection with<br />

loss of data.<br />

DR denotes Disconnect Request<br />

8.17

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