Patent ID: 6385193
Filing Date: 2002-05-07
Classification: H04L,H04M,H04Q

Abstract:
An apparatus for establishing a communication session between a first terminal in a first network and a second terminal in a second network, where said first network and said second network are members of a set of networks that employ differing transmission standards, said set of networks including a circuit switched network, a connectionless packet switched network and a connection-oriented packet switched network, comprising:a call set-up translator for translating a call set-up signal from any one of said networks in said set, based on information derived from said call set-up signal, into a call set-up signal in accordance with a call set-up protocol of any other one of said networks in said set; an encoding format translator for translating a signal in an encoding format of any one of said networks in said set to a signal in an encoding format of any other one or more of said networks in said set; an address database for storing a plurality of addresses in different formats for each registered terminal including at least said first and second terminals; a session manager for storing control information relating to the first and second terminals, said control information including an identification of the first and second terminals participating in the communication session.