Probably caused by your exchange being upgraded ready for the 80Mbps product, (profile 17a). This increases the number of frequencies available, in the same way as ADSL2+ can give higher speed than ADSL(1).
See this thread
and this one
My broadband basic info/help site - www.robertos.me.uk
My domains,website and mail hosting - Tsohost
. Internet connection -
IDNet Home Starter Fibre. Live BQM
"Where talent is a dwarf, self-esteem is a giant."
- Jean-Antoine Petit-Senn.
Edited by RobertoS (Wed 02-Nov-11 00:29:19)