![]() As we mentioned, they can be incoming and outgoing. Seen in this way, all applications that require some type of connectivity, regardless of whether it is through the Internet or using the local network, will make use of some specific connection ports which are called listening ports. But beyond that, ports can be configured to access applications directly in order to better manage them. Many times we have heard about ports, especially TCP and UDP ports, which allow bi-directional communication with the Internet (in and out). From the moment we turn on our computer, we access Windows 10 and open a web browser, and even with many other services running, a parameter that plays a delicate role both to allow connectivity and add or not security to the system comes into play.
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