The solution for radio train-to-ground communication working today at FS is primarily based on the use of services supplied by the public operator on the analogue (ETACS) and the digital (GSM) mobile cellular networks in the 900 MHz band.
Rešitev za danes delujočo komunikacijo zemlja-vlak na ravni FS v glavnem temelji na uporabi storitev, ki jih ponuja javni operater na analognih (ETACS) in digitalnih (GSM) mobilnih celičnih omrežjih znotraj pasu 900 MHz.