Section 188(1) in The Dedicated Freight Corridor Railway General Rules, 2018
(1)Where the secured means of communication between loco pilot and the station master, and video monitoring of passing trains is provided in station master office, the loco pilot of a train while running through a station and station master on duty shall call out to each other that all is right for the train to proceed. The sequence and the manner of calling out shall be in accordance with special instructions. If all is not right, the station master shall advise the loco pilot on same means of communication to stop the train.