| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method for performing telephone communication and audio/image communication via an IP network and a mobile communications network, and to provide a method for a fixed-telephone service and a mobile-telephone service. <P>SOLUTION: An IP encapsulation technique, a simple encapsulation technique, a method of applying common-channel interoffice signaling to the IP network, a multi-cast function of registering the address of a terminal in a network node apparatus, a method of acquiring an IP address by using the telephone number as a domain name, a method of distinguishing a port number from an IP packet, and the like are combined to apply an inter-end communication connection control, based on the common-channel interoffice signaling to establish a communication channel extending over the mobile communication network, a public telephone switching network, and the IP network, and thereafter, perform inter-end communication between a terminal 1 and a terminal 2. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
