I can't answer the question sorry, but you can get your FTTC sync speed within 10kbps by taking the IP Profile from the BT Wholesale Performance Tester (Speed test) >> Further diagnostics
, then dividing it by 0.9679.
My broadband basic info/help site - www.robertos.me.uk
| Domains,site and mail hosting - Tsohost
Connection - Plusnet
UnLim Fibre (FTTC). Sync ~ 59.4/14.4Mbps @ 600m. - BQM
"Where talent is a dwarf, self-esteem is a giant."
- Jean-Antoine Petit-Senn.
Allergy information: This post was manufactured in an environment where nuts are present. It may include traces of understatement, litotes and humour.