| 摘要 |
<p>Comprises a mobile network exchange (3) and a fixed network exchange (6) in a composite communications network comprising a mobile network (2) and a fixed network (5), or an integrated exchange (9) in an integrated communications network, and a database (1) which is accessed in common by the above-mentioned exchanges, and the above-mentioned exchanges call all or some of the terminals of groups comprising a combination of mobile terminals (4) and fixed terminals (7), in accordance with the group data, or perform terminal change-over between the mobile terminals and the group terminals, in accordance with the above-mentioned group data. <IMAGE></p> |
