![]() ![]() When the server gets an inbound request, the operating system has to decide whether to send the request to the FTP or web server. ![]() This is a normal and frequent combination. In practice, port use looks something like this: imagine a server is running an FTP server and a web server simultaneously. Ports are the solution to this issue, allowing multiple processes and activities to have access to a shared network interface. The issue with this is usually devices only have a single network interface. Your hardware is constantly managing multiple activities and tasks at once, and many of these will require network access. ![]() These gateways exist in the network and can be points of vulnerability. You might describe ports as gates into your hardware. ![]()
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