Patent ID: 6487287
Filing Date: 2002-11-26
Classification: H04M

Abstract:
A system for providing telephone announcements to subscribers of a telecommunications network supporting Signalling System 7 message traffic and having one or more announcement platforms and having one or more remote switches with one or more subscribers coupled to each remote switch, said system comprising:a plurality of host switches in the network, each coupled to one of the announcement platforms over one or more dedicated trunks, and each coupled to the remote switches over one or more regular trunks of the network; each of said host switches operable to receive Initial Address Message (IAM) messages transmitted from one or more of the remote switches indicating requests for connection between subscribers coupled to transmitting remote switches and the announcement platforms coupled to said host switches, said IAM messages having announcement message ID and other information required by the announcement platforms coded in the Generic Address parameter of said IAM messages; each of said host switches further operable in response to said received IAM messages to establish connections between said host switches and their coupled announcement platforms in accordance with their coupled announcement platform procedures; and each of said host switches further operable in response to said received IAM messages to cooperate with the transmitting remote switches to establish connections to the transmitting remote switches, thereby completing connections between the announcement platforms coupled to said host switches and subscribers coupled to the transmitting remote switches.