METHOD, USER EQUIPMENT, AND BASE STATION FOR MANAGING L1/L2 TRIGGERED MOBILITY

A method for managing LTM performed by a UE is provided. The method includes transmitting at least one of a first UE capability information message and a second UE capability information message, the first UE capability information message indicating that the UE is capable of intra-frequency-based measurement and generating intra-frequency-based measurement report, and the second UE capability information message indicating that the UE is capable of inter-frequency-based measurement and generating inter-frequency-based measurement report; receiving first RRC signaling and second RRC signaling, the second RRC signaling being used for the LTM and configuring first configurations; transmitting, a measurement report including at least one of the intra-frequency-based measurement report and the inter-frequency-based measurement report; receiving a MAC CE for a cell switching, the MAC CE including an index of one of the first configurations; and performing, based on the index, the cell switching from a first cell to a second cell.