In this video / presentation we will look at how is connectivity provided in the tunnels for underground trains (a.k.a. tube, subway, metro, etc.).
All our #3G4G5G slides and videos are available at:
Videos: https://www.youtube.com/3G4G5G
Slides: https://www.slideshare.net/3G4GLtd
5G Page: https://www.3g4g.co.uk/5G/
Free Training Videos: https://www.3g4g.co.uk/Training/