Education in communications technology and electronics, higher school certificate 1979.From 1980 to 1981: layout design for printed circuit boards, hardware desigh for serial communication interfaces (for terminals) in Salzburg, AustriaFrom 1981 to 1989: design of hardware and software for packet switching systems in Vienna, Austria, packet switching system trainer, planner of communication solutions for customers. Since 1988 organizer and trainer of public and private seminars with main focus in communications technologies and their application.Since 1990 independent planner of networking solutions, trainer and consultant of communications systems. Lecturer for public trainings… organizations, interest groups and conventions.