A radio access network slice generation method, comprising: receiving, by a radio access network , a radio access network slice generation request message sent by a slice manager , wherein the radio access network slice generation request message comprises information about a service type and information about the protocol, stack that corresponds to the service type; and generating, by the radio access network , the radio access network slice, wherein the protocol stack corresponding to the service type is configured for the radio access network slice; wherein before the generating, by the radio access network , the radio access network slice, the method further comprises: sending, by the radio access network , a radio access network slice access request message to a gateway , wherein the radio access network slice access request message comprises the service type; and receiving, by the radio access network , a radio access network slice access response message sent by the gateway , wherein the radio access network slice access response message is used to indicate that the gateway allows access of the radio access network slice; and wherein after the generating, by the radio access network , the radio access network slice, the method further includes: sending, by the radio access network, a radio access network slice generation response message to the slice manager , where the radio access network slice generation response message is used to indicate that the radio access network generates the radio access network slice. receiving, by a radio access network , a radio access network slice generation request message sent by a slice manager , wherein the radio access network slice generation request message comprises information about a service type and information about the protocol, stack that corresponds to the service type; and generating, by the radio access network , the radio access network slice, wherein the protocol stack corresponding to the service type is configured for the radio access network slice; wherein before the generating, by the radio access network , the radio access network slice, the method further comprises: sending, by the radio access network , a radio access network slice access request message to a gateway , wherein the radio access network slice access request message comprises the service type; and receiving, by the radio access network , a radio access network slice access response message sent by the gateway , wherein the radio access network slice access response message is used to indicate that the gateway allows access of the radio access network slice; and wherein after the generating, by the radio access network , the radio access network slice, the method further includes: sending, by the radio access network, a radio access network slice generation response message to the slice manager , where the radio access network slice generation response message is used to indicate that the radio access network generates the radio access network slice. sending, by the radio access network , a radio access network slice access request message to a gateway , wherein the radio access network slice access request message comprises the service type; and receiving, by the radio access network , a radio access network slice access response message sent by the gateway , wherein the radio access network slice access response message is used to indicate that the gateway allows access of the radio access network slice; and wherein after the generating, by the radio access network , the radio access network slice, the method further includes: sending, by the radio access network, a radio access network slice generation response message to the slice manager , where the radio access network slice generation response message is used to indicate that the radio access network generates the radio access network slice. <EOS>