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Transport Layer - Freie Universität Berlin

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TCP-based Applications<br />

File transfer<br />

Virtual terminal<br />

FTP telnet<br />

Electronic Mail<br />

World Wide Web<br />

SMTP HTTP BGP<br />

20/21 23 25 80 179<br />

Well known TCP ports<br />

● Port number is 16-bit address, currently three different ranges<br />

Routing information<br />

● Ports in the range 0-1023 are Well-Known (a.k.a. “system”)<br />

● Ports in the range 1024-49151 are Registered (a.k.a. “user”)<br />

● Ports in the range 49152-65535 are Dynamic/Private<br />

● See for more information: http://www.iana.org/assignments/port-numbers<br />

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

1024<br />

8.47

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