Sky Executive Support are dealing with this now....
Perhaps a wire has been placed incorrectly, strange how the phone registers a call but doesn't rung and when answered it seems to be ringing out
Tried complaining to Openreach about the engineer but they refuse to acknowledge the complaint and refer me to my ISP. Openreach website clearly states to contact them if I am unhappy with an engineer and his/her work....
I'll keep you all updated.....