Patent ID: 7319692
Filing Date: 2008-01-15
Classification: H04M,H04Q

Abstract:
1. In a telecommunications system comprising a plurality of circuit-switched communication devices corresponding to a plurality of subscribers, a plurality of packet-switched communication devices corresponding to the plurality of subscribers, and at least one of a switch and server, the at least one of a switch and server being in communication with a packet-switched network comprising a plurality of proxy servers and a circuit-switched network and at least one of proxy server has a set of predefined rules directing a contact for a first subscriber to the first subscriber's circuit-switched communication device, a method for bridging a contact comprising: (a) setting up a first contact with the first subscriber's circuit-switched communication device; (b) in response to step (a), the at least one of a switch and server generating a first contact message related to the first contact and comprising a source address other than a source address of the at least one proxy server and a destination address; (c) applying the following rules to the first contact message: (d) in response to step (c), bridging the first contact to the first subscriber's packet-switched communication device; (e) receiving, from the at least one proxy server, a second contact message related to the first contact message and comprising a source address of the at least one proxy server and a destination address of at least one of the communication devices associated with the first subscriber; (f) applying the rules (C1) and (C2); and (g) in response to step (f), not bridging a contact associated with the second contact message to the first subscriber's packet-switched communication device.