As the fault seems to happen in the small hours, there is nobody I can call at 3am.
The telephone line is only occasionally noisy, where as the internet speeds drop on a very regular basis. Underground connection.
The most recent test taken this evening at 19.25
Your test shows variable download speeds. Ok, I realise this is peak time for people online but not 2 or 3am.
Edited by gordon581 (Tue 20-Oct-15 19:33:01)