How to set up internet for NBN Fiber to the Premises (FTTP) (IPOE) for Billion modem/Router

Easy way to set up NBN FTTP on your Billion modem router: 8920NZ; 8900X R3; 8700VAX-1600; 8900AX-2400; 8700VAXL-1600; 8700AXL-1600; 8700NEXL R2 Support Hotline: 02 83183777 option 2 5 days a week * Mon-Fri - 9AM to 5:30PM AEST