Welcome to TPG Community!
We apologise for the inconvenience this issue is causing you. We have located the account using your community details an d we can see that your concern has been escalated to our Engineering Team. They have lodged this to NBN Co. who has booked a technician for Tuesday, 28 January 2020, 8:00 AM - 12:00 PM.
The case engineer is closely monitoring this and will be in touch for further updates.
Let us know should you have further queries.