VDSL

from The Free On-line Dictionary of Computing (8 July 2008)

Very high bit-rate Digital Subscriber Line
VDSL

   <communications, protocol> (VDSL) A form of {Digital
   Subscriber Line} similar to {ADSL} but providing higher speeds
   at reduced lengths.

   (1998-05-18)

from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)

VDSL
       Very high data / bit rate Digital Subscriber Line (DSL, BIT)