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Method and system for providing private voice call service to mobile subscriber and wireless soft switch apparatus therefor

  • US 20060159039A1
  • Filed: 12/21/2005
  • Published: 07/20/2006
  • Est. Priority Date: 12/21/2004
  • Status: Abandoned Application
First Claim
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1. A method of providing a private voice call service to a mobile subscriber, the method comprising:

  • receiving an origination message comprising private voice request information from a calling mobile station (MS) by a soft switch in a mobile communication system;

    transmitting to a server of a virtual private network (VPN) a private circuit service request message comprising a service identifier (ID) for the private voice call service and the network address information of a caller and a called by the soft switch;

    establishing a communication path for edge routers connected to calling and called gateways according to the network address information by the VPN server; and

    transmitting voice traffic between the calling MS and a called MS though the communication path of the VPN.

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