On my sky page it does not say that DLM has run, but have noticed that the upstream speed has changed from 992Kbps to 1216 Kbps, when sky tried to manually put it back to this the line would not sync. How can it have changed by itself.
ADSL Link Downstream Upstream
Connection Speed 13311 kbps 1216 kbps
Line Attenuation 41.5 db 18.0 db
Noise Margin 6.80 db 7.0 db