US aviation shutdown may have been triggered by faulty router during telecom upgrade

Washington, Nov 15 (UNI) A faulty router or possible errors during routine maintenance of an ageing telecommunications network may have triggered Friday's nationwide shutdown of the US aviation system, disrupting thousands of flights, US officials said. Transportation Secretary Sean Duffy said a government contractor, L3Harris, was carrying out routine maintenance to replace old copper telephone lines with fibre-optic cables at an air traffic control facility when the disruption occurred. Investigators are examining whether mistakes during the work or faulty equipment caused the failure. Duffy said the work involved switching telecommunication lines from copper wire to fibre, a routine and a…