| 摘要 |
A multicast connection management system includes: a registration unit for searching, in response to a request issued from a subscribing multicast service user for registration of connection, an originating user management table for connection information of a circuit carrying the request so as to retrieve a pointer indicating one of target user connection management tables, and for registering a requested target address and circuit information of a target user assigned the requested target address; and a transmission unit for transmitting, when the subscribing multicast service user supplies user data, the user data to the target user assigned the target address registered in the target user connection management table means indicated by the pointer obtained by searching the originating user management table means. With this arrangement, multicast communication with a plurality of registered users assigned respective target addresses and dynamic updating of a multicast connection group are provided.
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