Telstra says Wednesday's nationwide outage was caused by malfunctioning "nodes" that manage time synchronisation within some of the network data centres, but has no idea what caused the timer issues.

The telco believes a software defect is behind the outage

Trains in Victoria and NSW were brought to a standstill as thousands reported issues with their Telstra network on Wednesday morning.

Carrier restoring mobile services after network used by millions goes down for many users, shutting down regional trains and affecting emergency calls

Telstra says Wednesday's nationwide outage was caused by malfunctioning "nodes" that manage time synchronisation within some of the network data centres, but has no idea what…

A nationwide Telstra outage cut phone service, halted regional trains and froze card payments across Australia. Telstra blamed a network timing fault.

Australia's biggest telecoms company said on Wednesday it was urgently investigating the cause of a nationwide outage that cut mobile and internet services for thousands of…

Telco says issues all sorted, but transport networks expected to be disrupted well into Thursday

Government agencies and academics both recently warned Telstra it was vulnerable to the type of error that caused this week's national outage.