I got a call from this number (flagged as potential Fraud on my android phone). They claimed to be from NBN and wanted me to go to TeamViewer. Com, presumably to allow remote control of my PC. They could not confirm any account number or even my IP address so I just refused to do what they say.
They try to hook people by promising to increase your internet speed. I literally just hooked my new NBN modem yesterday, so I thought it could be legit and listened for quite a while, but I still don