Do you ping the destination IP from the SCADA PC? Check if the port is correct and not blocked by firewall. Test (if possible) with i direct connection (crossed cable) between SCADA PLC and PLC.
Do you ping the destination IP from the SCADA PC? Check if the port is correct and not blocked by firewall. Test (if possible) with i direct connection (crossed cable) between SCADA PLC and PLC.