Hi, I have the NBN with home phone and the phone is connected straight into the NBN box on the wall. The phone worked for the first week but now I can not make or recieve calls. When I pick up the handset there is no dial tone and when someone rings the phone will ring but as soon as I answer it the call drops out. I have tried the two different phone ports and turn the box on and off but the problem still persists. My account shows as still be active. Any help would be greatly appreciated ... View more