on 01-01-2019 10h57
on 01-01-2019 11h20
Welcome to this user forum.
Try a factory reset of the home hub.
http://bt.custhelp.com/app/answers/detail/a_id/11386/%7E/how-do-i-reset-my-bt-hub-to-its-factory-set...
Then turn off smart setup.
http://bt.custhelp.com/app/answers/detail/a_id/44328/~/switching-smart-setup-on-and-off-on-the-bt-ho...
on 02-01-2019 15h39
on 03-01-2019 13h07
Have you tried enabling UPnP in your router?