Is it possible to BYO modem/router for connection to FTTN with VoIP?  I have seen a couple articles listing if devices have compatibility issues, but this doesn't cover a lot of devices on the market. I have also seen messages that state that I have to use the TPG provided router to access VoIP because they are already set up.   Can you please confirm if I can buy my own and connect to my NBN FTTN with VoIP TPG plan?   Is there a way I can find out for sure if the device I decide to buy will work or not? ... View more