| Progress of Installation of Telecom Equipment on Indian Railway (2011-2012 to 2018-2019) | ||||||||
| Installation | 2011-12 | 2012-13 | 2013-14 | 2014-15 | 2015-16 | 2016-17 | 2017-18 | 2018-19 |
| Railways Telephone Subscribers Lines (Nos) | ||||||||
| No. of Control Sections Provided with Dual Tone Multiple Frequency (DTMF) Equipment | ||||||||
| Control Communication Through Wireless (18 GHz) (Route kms.) | ||||||||
| Mobile Train Radio Communication System (Route kms.) | ||||||||
| TETRA Based | ||||||||
| Optical Fibre Cable Communication (OFC) System for Control Communication (Route kms.) | ||||||||
| Quad Cable (Route Kilometers) | ||||||||
| Digital Microwave (7 GHz) (Route kms.) | ||||||||
| Public Address System (No. of Stations) | ||||||||
| Train Display Boards (No. of Stations) | ||||||||
| Interactive Voice Response System for Train Enquiry/Reservation Status (No. of Stations) | ||||||||
| Coach Guidance System (No. of Stations) | ||||||||
| RE Cable (Route Kilometers) | ||||||||
| BSNL OH (Route Kilometers) | ||||||||
| Railways OH (Route Kilometers) | ||||||||
| Very High Frequency Seats | ||||||||
| (a) 5 Watt Sets (Hand Held) (Nos.) | ||||||||
| (b) 25 Watt Sets (At Stations) (Nos.) | ||||||||
| Very Small Aperture Terminal (V SAT) (Nos.) | ||||||||
| Railnet Circuits (Nos.) | ||||||||
| Unreserved Ticket System Passenger Reservation System Circuit (No. of Stations) | ||||||||
| Freight Operation Information System Circuits (No. of Stations) | ||||||||
| Next Generation Networks and Exchange Circuits (No. of Stations) | ||||||||
| Railnet Connection (No.) | ||||||||
