VIDEO TELEPHONY SERVICE LINKING SYSTEM BETWEEN BCN AND INTERNET TELEPHONY NETWORK AND METHOD THEREOF

摘要

invention BcN manganese telephone and Internet video phone service works on that system in, or originating softswitch identifying the originating Internet phone server, the called number called soft switch or internet phone call from the server to translate the transmitted, transmitting the identification of the called soft switch or the call setup message to the called Internet query the contact information of the call server and the called softswitch or the called Internet to receive IP address and codec information of the called terminal from the call server, the routing unit to transmit it to the originating Internet phone calling soft switch or a server; If it is determined that the connection information Found originating Internet phone calling soft switch, or soft switch, or the destination server and the called Internet phone server-to-server protocol, the signals do not match, the signal conversion unit to match the signal to a protocol conversion; And the called soft switch or the destination IP address of the Internet and the codec information of the called terminal from the call server to determine the success of the codec negotiation is performed as the transmission to the calling soft switch, or originating Internet phone server, if unsuccessful, the calling terminal and provided with a codec which converts the media conversion between the destination terminal. By numbering system and signal system, the video codecs such as telephone calls is possible interworking between the BcN telephone and Internet subscribers, unlike each other.