Patent ID: 11882485
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A session management function entity selection method comprising:
sending, to a mobility management function entity by a first session management function entity serving a first session of a user equipment (UE), a first identifier of the first session and a reselection indication associated with the first identifier, wherein the reselection indication indicates reselecting a different session management function entity different from the first session management function entity;
receiving, by the mobility management function entity, the reselection indication and the first identifier;
receiving, by the mobility management function entity from the UE, a session establishment request message for establishing a second session, wherein the session establishment request message comprises the first identifier; and
selecting, by the mobility management function entity according to the reselection indication, a second session management function entity different from the first session management function entity for the second session.