Major outage hits Telstra mobile network as thousands report they can’t make calls or access internet

Carrier confirms ‘an issue’ as network used by millions goes down for many users, shutting down regional trains and affecting triple-zero calls

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Telstra customers have been unable to make calls or access data on their mobiles on the country’s largest network, in a national outage that has also shut down Victoria’s regional trains.

The telecommunications provider that powers about 25 million mobile services nationwide confirmed the outage on Wednesday.