Your Line Atteuation is pretty pretty bad!! Too many noice. Have you put Splitter already. If you have, then u a problem.

Call Streamyx if they can lower it.

If cannot, that mean too many streamyx in your area.

Read the stuff below

Line Attenuation
Measure of how much the signal has degraded between the DSLAM and the modem. Maximum signal loss recommendation is usually about 60dB. The lower the dB the better for this measurement.
> 20dB and below is outstanding
> 20dB-30dB is excellent
> 30dB-40dB is very good
> 40dB-50dB is good
> 50dB-60dB is poor and may experience connectivity issues
> 60dB or above is bad and will experience connectivity issues