That in turn gives a clue to what has happened to the upload. If you know the make of FTTC cabinet that can be useful as well.
ECI Cab with a HH5 Type B, i have a Type A but don't really want to put it back on. Switching between a MKIII and a MKII filter didn't do owt and i have run a quiet line test and the line is quiet so i am assuming everything is fine with the physical condition of the line and i reiterate actual my speeds are spot on http://www.speedtest.net/my-result/5399684714
6. Data Rate: 19993 / 79999
7. Maximum Data Rate: 21942 / 110149
8. Noise Margin: 6.6 / 14.2
9. Line Attenuation: 5.1 / 6.4