The Collaborative International Dictionary of English v.0.48:

Nias \Ni"as\, n. [F. niais. See Eyas.]
   A young hawk; an eyas; hence, an unsophisticated person.
   [Obs.]
   [1913 Webster]

V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

NIAS
       Netware Internet Access Server (Novell, Netware)