Services in the Hunter, between Sydney and Canberra, and around the Southern Highlands have been suspended. Meanwhile, some coal and freight trains have been halted for safety, amid the outage.

A crippling statewide cancellation of Victoria's regional trains, linked to a Telstra outage, is set to continue disrupting services into Thursday morning.

Telstra customers are reporting problems connecting to the internet and making calls this morning. Follow live.

Mobile and internet services are affected as the telco says it is "looking into" the problem.

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

Telstra said about 90 per cent of calls were restored by 10am Wednesday. But phones weren’t the only technology impacted.

Services in the Hunter, between Sydney and Canberra, and around the Southern Highlands have been suspended. Meanwhile, some coal and freight trains have been halted for safety,…

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

Trains relying on the 4G network of freight rail track operator ARTC went down amid the Telstra failure.