Patent ID: 7542466
Filing Date: 2009-06-02
Classification: H04L

Abstract:
1. An information communication system, comprising: a first information processing apparatus connected to a first network and to a second network through a first address information converting apparatus for converting address information; a second information processing apparatus connected to a third network and to the second network through a second address information converting apparatus for converting address information; an information management apparatus connected to the second network for managing address information of the first information processing apparatus and of the second information processing apparatus on the second network; a first address information providing apparatus connected to the second network for providing first address information, including an IP address and a first port number, of the first information processing apparatus on the second network, the first address information obtained from a first communication from the first address information converting apparatus; and a second address information providing apparatus connected to the second network for providing second address information, including the IP address and a second port number, of the first information processing apparatus on the second network, the second address information obtained from a second communication from the first address information converting apparatus, wherein: the first information processing apparatus includes: the information management apparatus includes: the first information processing apparatus obtains the address of the second information processing apparatus on the second network from the information management apparatus to communicate with the second information processing apparatus.