For customers experiencing any issues with their NBN service, we recommend the best thing to do first is check if there's an outage on the NBN network.
We have created this article that can guide you on How to Check for NBN Network Outage
If there are no known outages in your area, customers can proceed with the troubleshooting steps indicated on this link : https://www.tpg.com.au/support/nbn-hfc-cable/problems_connect_internet_nbn_hfc
In your case, your service was affected by an NBN maintenance, which requires a planned outage to your service(s).
Customer Benefit: Optimisation to improve the stability of the nbn network.
This activity will cause a loss of connectivity during the change window (estimated times included below where available).
Factors outside of nbns control i.e. weather, site conditions, or 3rd party, may inhibit nbns ability to perform the change at the time specified.
OH&S constraints i.e. climbing towers, working with high voltage equipment etc. can all impact when this work will be performed.
Your service is now stable and has been connected for more than 5 days now.