dacnos

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

DACNOS

   A prototype network operating system for multi-vendor
   environments, from IBM European Networking Centre Heidelberg
   and University of Karlsruhe.

   (1995-01-16)

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

DACNOS
       Distributed Academic Computing Network Operating System (OS,
HECTOR)