| 摘要 |
<p>A telephone (10) network (1) voice message system has a public central message unit (2) used in one procedure (2) and private decentralised answering/recording unit (120, 16, 17) using another procedure (121) with selection (130, 140) between them. Includes Independent claims for direct calling of the call filtering system, mutual simulation of the two procedures and for remote program loading (170) and substitution (171).</p> |
