Sarah Henderson's emergency service test is under scrutiny as Telstra says customers can now "feel confident" calling triple zero.

Kristy McBain criticises shadow communications minister Sarah Henderson for ‘testing’ Triple-zero system during major network blackout

Sarah Henderson's emergency service test is under scrutiny as Telstra says customers can now "feel confident" calling triple zero.

Telstra remains under fire after callers were again unable to contact Triple Zero once again.

South Australian police investigating death of elderly person Liberal senator Kerrynne Liddle claimed was a result of the outage