MELSOFT FA Software Windows XP SP2 Compatibility Bulletin

This technical bulletin addresses compatibility issues between Mitsubishi MELSOFT series FA software (GX RemoteService-I, PX Developer, MX Component) and Windows XP Service Pack2, specifically due to the operating system's Advanced Security Technologies. It details symptoms where Windows Firewall blocks client connections via the Internet and provides corrective actions such as adding exceptional programs or ports to the firewall exceptions list.