Australia’s telecommunication regulator has revealed it has commenced legal action against Optus over a deadly triple-0 outage. The Australian Communication and Media Authority (ACMA) announced on Thursday morning it had begun Federal Court proceedings against the country’s second largest service provider. ACMA chair Nerida O’Loughlin said access to emergency call services was “essential to protect the Australian public”. Credit: News Corp AustraliaMs Schott found Optus did not know of the problem for 13 hours, with 75 per cent of 605 attempted triple-0 calls failing during the outage. The report notes that police linked two deaths to the unconnected emergency calls.