• 34 years experience in telecom, mainly in switching and telecom networks, 6 years of them working in multinational industries (ITT), designing SPC exchanges... • 34 years experience in telecom, mainly in switching and telecom networks, 6 years of them working in multinational industries (ITT), designing SPC exchanges at Rio de Janeiro, Paris and Madrid. Since 1980 working at Research and Development Center of the Brazilian Telecom Administration (CPqD ...