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/tcp-header-56a1adc85f9b58b7d0c1a24f.png "The Most Popular TCP and UDP Port Numbers")
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![Chapter 2] 2.7 Protocols, Ports, and Sockets](http://web.deu.edu.tr/doc/oreily/networking/tcpip/figs/tcp2_0206.gif "Chapter 2] 2.7 Protocols, Ports, and Sockets")
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/Internetprotocols-b1d89a4522e341478358174381dd110f.jpg "List of TCP Ports and UDP Ports (Well-Known)")