olemus
ISO/IEC 2382:
andmejaama osa, mis on andmeallikas ja/või andmeneel
= that part of a data station that serves as a data source, a data sink, or both



ülevaateid
https://www.techopedia.com/definition/5663/data-terminal-equipment-dte
https://en.wikipedia.org/wiki/Data_terminal_equipment