Railway signalling is very important to avoid the misjudgement .![7643.jpg](https://cdn.steemitimages.com/DQmXoSFXFRjveRuXg998zwbmYibNPhtozSfeFnhaiMU42Yg/7643.jpg)The advent of modern signalling system in Indian Railways has brought in a very vital need for the signal & telecommunication officers joining the organisation to keep abreast of the technology advancements being made on a continuous basis, to perform to the best, said Akhil Agrawal, Director General, Signal & Telecommunications, Railway Board. 

He was speaking as the Chief Guest at the ‘Passing Out’ function of 17 Indian Railways Service of Signal Engineering (IRSSE) Probationary Officers-2015 batch held at the Indian Railways Institute of Signal Engineering and Telecommunications (IRISET), Secunderabad here on Monday