I think it uses a Studio visualize license as I was getting errors about no license. I think we have 3 though so I guess I get to fight with some other users to use it.
Jason
UG NX2.02.2 on Win2000 SP3
SolidWorks 2005 SP5.0 on WinXP SP2
SolidWorks 2006 SP0.0 on WinXP SP2