network termination

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

Network Termination
NT1

   (NT, NT1) A device connecting the customer's data or telephone
   equipment to the local {ISDN} exchange carrier's line.  The NT
   device provides a connection for {terminal equipment} (TE) and
   {terminal adaptor} (TA) equipment to the {local loop}.

   (1994-11-30)