Patent ID: 11910347
Assignee: NOKIA TECHNOLOGIES OY
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 14:
15. A user equipment apparatus of a communication network, the user equipment apparatus comprising at least one processor and at least one memory including computer program code for one or more programs, the at least one memory and the computer program code configured to, with the at least one processor, cause the user equipment apparatus at least to:
provide, to a core network of the communication network, a registration request originated from the user equipment apparatus;
receive a registration accept message from the core network, the registration accept message comprising an access stratum connection establishment network slice selection assistance information (NSSAI) inclusion mode parameter, the access stratum connection establishment NSSAI inclusion mode parameter defining whether NSSAI should be included by the user equipment apparatus in an access stratum connection establishment procedure, wherein the access stratum connection establishment network slice selection assistance information inclusion mode parameter is derived based on a set of policies implemented in one or more radio access nodes in a registration area of the communication network;
generate a connection establishment message according to the access stratum connection establishment network slice selection assistance information inclusion mode parameter; and
cause transmission of the connection establishment message towards the core network.