Optus silent on second triple-0 outage as NBN also goes down The AustralianOptus investigates more failed triple-0 calls in NSW outage Australian Broadcasting CorporationOptus Triple Zero outage : Double-decker disaster spells trouble for Optus top brass The AgeSBS News In Easy English 29 September 2025 SBS AustraliaAnika Wells to meet Singtel’s boss as Optus experiences second triple-zero outage in less than two weeks The Guardian
