The “Delta-XXI” operating system.
The “Delta-XXI” system is a system of top level. It is used for operating and traffic division between the different operators and cards emitents.
The main functions of the “Delta-XXI” centre are:
- cross-billing operations between the card emitents and communication operators with the card rotation analizing and the following “electronic” accounts forming with the giving services indication;
- flexible operation of permitted lists conversations for each phone card;
- getting the datas about all the conversations according to each phone card;
- all public phones control of all the “Sirius” operating system, connected with the centre;
- monitoring of public phone nets condition for each “Sirius-XXI” system and for the whole at the real time regime;
- monitoring of the “Sirius” the automated workplaces working activity connected with the centre;
- automatic datas transmission about transactions and monitoring datas into the “Alfa” system.
Co-operation with the “Sirius-XXI” systems is possible:
- at on-line regime with getting information about past conversations at the real time regime;
- at off-line regime (Dial-up connection).