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Technical Terms

Communication port

A communication port is a physical input/output interface that sends and receives data between devices. "Communication port" is a generic term that describes a plug port for communication, such as a LAN port, USB port, and COM port. It may be referred to as "port," "interface port," "network port," or "computer port."
In the context of "port" or "port number," it may indicate a number used in the transport layer protocol of TCP/IP communications.

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