Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
Reexamination Certificate
2008-04-22
2008-04-22
Phunkulh, Bob A. (Department: 2619)
Multiplex communications
Pathfinding or routing
Combined circuit switching and packet switching
C370S466000, C370S401000
Reexamination Certificate
active
10344126
ABSTRACT:
To increase addressing capacity of terminals in a packet transmission network (RP) such as the Internet, the identifier (ITe) of a terminal (Te) having a predetermined format included in a network packet (PQ1) transmitted in a client installation (IC) is translated into a predetermined identifier (IPI) of the installation (IC) having said format and included in a network packet (PQ2) which is transmitted in the packet network (RP) to a telephone service provider server and into a port number (Pe1-Pe3) corresponding to the terminal identifier (ITe) and included in a transport packet encapsulated in the packet (PQ2) transmitted in the network, or vice versa. The port number can be allocated dynamically for steps during a call involving the terminal.
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Yeom et al; “IP Multiplexing by Transparent Port-Address Translator”; 1996 Lisa X—Sep. 29-Oct. 4, 1996—Chicago, Illinois.
France Telecom
Lowe Hauptman & Ham & Berner, LLP
Phunkulh Bob A.
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