| 主权项 |
1. A communication method of a hub, the method comprising:
receiving, from at least one receiving terminal of a receiving virtual group, a data request message comprising interface information about at least one interface available for use by the at least one receiving terminal; receiving, from at least one transmitting terminal of a transmitting virtual group, a data transmission message comprising interface information about at least one interface available for use by the at least one transmitting terminal and comprising data corresponding to the data message; selecting a transmission route from a hub of the transmitting virtual group to the at least one receiving terminal based on the interface information of the at least one receiving terminal and the interface information of the at least one transmitting terminal; and transmitting the data transmission message via the selected transmission route, wherein the interface information of the at least one transmitting terminal being first registered in the transmitting virtual group, wherein interface information of both the at least one receiving terminal and the at least one transmitting terminal comprises information about the transmission route and a reception route used by the respective terminals, a link capacity of at least one interface available for use by the respective terminals, a bandwidth of the respective terminals, and an interface type available for use by the respective terminals. |
