Welcome to TPG Community!
We have located the account using your community details. We can see that the issue has been escalated to our Engineering Team and they have lodged this to NBN Co. who has booked a technician to further investigate this.
We have sent the schedule via SMS and we have also received your confirmation regarding the said technician appointment.
The team is closely monitoring this and the case engineer will be in touch for any additional update.
Let us know should you have further queries.