Roman settlement.
See:
- Michael J. Ackner, Friedrich Müller, Die Römischen Inschriften in Dacien, Wien 1885, p. 1 - http://reader.digitale-sammlungen.de/en/fs1/object/display/bsb10256330_00033.html
- https://www.academia.edu/1324693/MATERIAL_CULTURE_FROM_EARLY_BYZANTINE_FORTRESSES_IN_DJERDAP, p. 46