Tecnosistemi has developed hardware and software highly specialized for Alarm Monitoring systems dedicated to the telecom industry. From special interfaces supporting also the -48VDC from field sensors typical of the telecom world up to a fault tolerant architecture, the system is industry-graded and with the flexibility required by country-wide applications. The system architecture is based, on the same time, on a highly academic approach and decades of practical experience, thus can evolve in dimensioning and functionalities without any limitation, while adopting new technologies when are becoming available.