| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a call method for setting up a connection after confirming the authentications of a transmitting terminal and a receiving terminal registered in a server beforehand when performing a VoIP call via a network. <P>SOLUTION: The call method is provided with a step for searching for an IP address on the basis of the telephone number of a receiving terminal A in which the authentication is registered in advance in a transmitting terminal B, and for calling a connection request through a server 3 to the relevant IP address, a step for confirming the authentication registration of the transmitting terminal B on the basis of the telephone number of the relevant transmitting terminal B in the receiving terminal A in which the connection request is received, and a step for setting up the connection of the VoIP call by searching for the IP address of the transmitting terminal B in the receiving terminal A and connecting the relevant IP address. <P>COPYRIGHT: (C)2003,JPO</p> |
