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PLC control via the Internet

... where communication is not stable. It turns out that if not the best and not the cheapest communication and data exchange either slows down or does not work at all. In this connection, I set myself the task of understanding the possibilities of remote control and programming, when the PLC is connected directly to a router that has an Internet connection. In total, I know three ways of such connections: access to a static IP, the use of dynamic DynDNS connection and a dedicated connection over the VPN channel. In this article, we’ll look at the first way – accessing ...