Call-forward system of pbx extension

Abstract

Abstract PURPOSE:To allow a calling subscriber to select whether or not to set the incoming at a call-forward address when an incoming arrives at an extension to which the call-forward is set, by informing the call-forward information to the calling subscriber. CONSTITUTION:An extension telephone 1a sets previously the call-forward information in a storage device 7 with a specific operation and can transfer a call automatically to the call-forward address when it is called by another extension telephone 1b. In this case, the call-forward information (dial designated address information) is given to the telephone 1b of the calling side. Then the telephone of the calling side can select whether or not a connection is given to the telephone at the call-forward address with a specific operation of telephone. A central processor 6 contains a deciding means and a circuit connection control means to perform the above-mentioned processes.

Inventors

• 👤 Koichiro Yabu
• 👤 薮　幸一郎

Bibliographic Details