It seems to connect via port 80 to do downloads, and speedtests and other internet activity seems to work. Am having issues usually between 6pm up to 10pm where the loading screen hangs, either main Unity Player DL or each move from system to system.
Is really annoying as TT is meant to be good for gaming.
On a side note my mum just got a letter saying we went over the DL limit in August
Be is looking better and better, especially since there is no evidence of local cabs being upgraded to fibre yet.