<p>IW/IP/Intel (all which form IDC) = Restricted Line
SWO = Unrestricted Line</p>
<p>Once re-designation occurs and you transfer communities from SWO to IW/IP/Intel, then you become a restricted line officer.</p>
<p>NIOC = Navy Information Operations Command
DIVOFF (DIVO) = Division Officer
NPS = Naval Postgraduate School, Monterey, CA
SPECWAR = Special Warfare
NSA = National Security Agency, Ft Meade, MD</p>
<p>Try googleing/yahooing any terms, normally you will be able to find some information on the terms.</p>