| 摘要 |
Embodiments of the present invention provide a data transmission method, device and system, and a computer storage medium. A network device receives a service request, the service request carrying a terminal identifier; determining, according to attribute information of the terminal corresponding to the terminal identifier, that a transmission mode for service data corresponding to the service request is a multi-radio access technology (RAT) diversity transmission mode; and sending a service request response message, indicating transmission of the service data in the multi-RAT diversity transmission mode. |
