Patent ID: 6480595
Filing Date: 2002-11-12
Classification: H04Q,Y10S

Abstract:
A method for routing a communication path between a first subscriber and a second subscriber through a public network having service switching points and a service control point and a virtual private network having entry points and a leased line selectively coupled between said entry points, comprising the steps of:a) transferring a first identification number and a second identification number respectively assigned to said first subscriber and said second subscriber through at least one of said service switching points to said service control point; b) determining one of said entry points closest to said first subscriber and a routing number used in said virtual private network; c) providing said routing number to said one of said entry points through said public network, for routing a communication sub-path passing through said leased line in said virtual private network; and d) establishing said communication path having said communication sub-path between said first subscriber and said second subscriber.