| 摘要 |
<p>An alarm system that monitors and selectively handles incoming telephone calls at a premises in disclosed. The alarm system includes, a telephone network interface, for receiving a subscriber line from a telephone network that futher includes a caller-ID decoder for decoding caller-ID information for telephone calls received on said subscriber line; and a switch for selectively interconnecting said subscriber line to a telephone feed at the premises. A processor is in communication with the caller-ID decoder and the switch to selectively interconnect calls from the subscriber line to the telephone feed at the premises, based on associated caller-ID information.</p> |
