METHOD FOR HANDOVER

Abstract

An apparatus comprising means for receiving an addition request from a target master node with indication that the request refers to a conditional handover, said request comprising an identifier of a user equipment and an identifier of a source master node; means for using the identifier of the user equipment and the identifier of the source master node to check, if the apparatus has a controlling target primary cell prepared for this user equipment; means for comparing an existing secondary group configuration with a secondary group configuration included in the request; means for verifying, based on the comparison, that a same data radio bearer can be allocated for the addition request; and means for responding to the request with an identifier of a tunnel endpoint for downlink data forwarding, which have already been allocated for a previous addition request.

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