Patent ID: 11968575
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. A data transmission method, comprising:
receiving, by an access network device of a first network, a first RRC message from a terminal device, wherein the first RRC message indicates that the terminal device is to move from the first network to a second network, wherein the first network is a public network and the second network is a non-public network, or the first network is a non-public network and the second network is a public network;
sending, by the access network device of the first network, a first message to a core network control plane network element of the first network, wherein the first message indicates to the core network control plane network element of the first network that the terminal device is to move from the first network to the second network; and
receiving, by the access network device of the first network, a fourth message from the core network control plane network element of the first network, wherein the fourth message carries second time information, and the second time information indicates that a core network user plane network element of the first network to pause transmission of user plane data of the first network of the terminal device after second time indicated by the second time information.