| 摘要 |
System (1) for implementing and/or expanding a point-of-service system comprising at least one central server (enabler) (2) and a plurality of handsets (3, 4, 5, 6, 7) configured to by connected to enabler (2) by wireless or by a network cable, said at least one enabler (2) comprising an interface to a database (8) of at least one point-of-service system (9) to be implemented or expanded, and said enabler (2) importing from database (8) of the point-of-service system to be implemented or expanded, passing on to handsets (3, 4, 5, 6, 7) and synchronising only those tables which are needed by handsets (3, 4, 5, 6, 7) for operating the point-of-service system or are entered by means of handsets (3, 4, 5, 6, 7), with the synchronisation intervals depending on the importance of such data, i.e. on the necessity of keeping the data available in database (8) of the point-of-service system to be implemented or expanded so as to ensure optimum operation thereof. |
