To discover the higher priority frequencies Utilized in a offered region, everything’s necessary is to extract them from your unencrypted configuration messages from foundation stations, which everyone can observe (Shaik et al, 2017). (Observe: we’re switching briefly within the “Spot Spot” terminology to “Tracking Region” below to the sake of https://www.shoghicom.com/all-products/wideband-passive-gsm-monitoring-system