It is a ground based distributed, passive Communication Intelligence System for Interception, Monitoring, Direction Finding, Analysis and Recording of communication emitters in HF, V/UHF and MW frequency bands. It is a joint DRDO - SI Directorate Programme. The system is integrated through a secured communication network for voice and data fusion across the system. This integrated advanced Communication Intelligence gathering system consists of 25static and 4 Mobile Surveillance Stations spread across the country. The system provides Real-Time Situational Awareness about adversary flying activities.