Welcome to the Community!
You can check on the following article to help you in setting up your equipment: Setting up 3rd party devices to work with TPG internet
Please be advised that for NBN services, the equipment that you need to use should be a VDSL modem.
Based on the account I've managed to locate using your Community details, there is an internet connection detected.
Should you still require assistance, please don't hesitate to let us know.