Hi, (Edit: For convenience, the final solution of this issue is at the end of this first post)
I am having problems with ethernet connection on V130 (33-R34) OS 4.4 (31) with V100-17-ET2 ethernet module. Problem is that sometimes (mostly random) connection somehow breaks and I am no longer able to communicate with V130 (using Visilogic) via Ethernet. To be more precise: Ethernet connection sometimes breaks after downloading the project (after RUN command is send). I don't have the data on how the Ethernet behaves when PLC is running for a long time - this project is new and I have been a