R2000i2 config.pro option documentation for: SUPERTAB_MESH_GEOM            

supertab_mesh_geom

yes, no

specifies whether or not iges output geometry data and mesh-geometry associativity data is included in the output files when exporting to iges format.

yesoincludes iges output geometry data (datasets 801, 802, 742, 743, and 744) and mesh-geometry associativity data (datasets 735, 745, 746, and 763) in the output file.