Welcome to the Community, sorry to hear about the problems with your phone line.
Are you able to make and receive calls on the line? What happens when you try to dial 1471?
Look forward to hearing from you
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I would like to look into this for you but unfortunately I'm unable to locate your account so if you click on the purple envelope at the top right of the screen you will see another message from me requesting further details.
Speak to you soon