| 摘要 |
<p>Disclosed is a method for a user equipment (UE) to select a visited public land mobile network (VPLMN). A certification server sends to a UE a VPLMN ID of a VPLMN which is selected when the UE performs access certification, and the UE selects a core network element of the VPLMN according to the VPLMN ID, and performs an Internet key exchange version 2 (IKEv2) tunnel establishment flow with the core network element. Also disclosed are a system and device for a user equipment to select a visited public land mobile network. The solution of the present invention can ensure that a core network element of the VPLMN selected by a UE is located in one and the same VPLMN as a third-generation partnership project verification, authorization and accounting proxy.</p> |
