Dear, im testing the Snap7 partner comunication with PLC 1511 ad python running on a linux system. Before i try the same things whit python running on Windows succesfully. The problem is that i cannot establish a connection. From plc the block BSEND give me constantly the error. From the linux partner i can lunch the script for create the partner connection without error, but i cant esthablish realy the connection. PLC -> 192.168.223.10 LINUX -> 192.168.223.7 3 0.054085616 192.168.223.10 192.168.223.7...