Rang 4 times and no message left.

Caller: Female with Indian accent claiming to be from Telstra

Claim to be from Telstra billing offering 50% discount for next 6 months of bills. Sent two codes via text that looked like from Vic Roads. Once codes obtained...they ended the call.
Have reported them to authorities including Telstra, Banks, Police, and AFP. Just do NOT answer their calls.

Caller: 0447 318 711

Claim to be from Telstra. Called back 2 times when asked never to call back. Absolute pest

Claim to be Telstra

Called twice back to back and didn't leave a nsg

Caller: Scam

Claims their from the Telstra billing department offering 50% discount. Hung up and they called back 3 times. Had to block them.