If you have to rebook the installation, you may as well cancel the order and start again to take advantage of the first 3 months free
Looks like you had a Openreach eng that shouldn't have a job and best let someone else take his job and he can get to the back of the dole que.
Sync 17848D 1412U Annex A
Att:-35.0dB Down 17.4dB Up
SNR:-1.5dB Down 3.1dB Up