CENTRALIZED UNIT-DISTRIBUTED UNIT COMMUNICATION ASSOCIATED TO RADIO LINK FAILURE REPORT AND BEAM FAILURE RECOVERY ATTEMPTS

摘要

According to certain embodiments, a method is performed by a network node comprising a CU. The method comprises receiving assistance information for mobility robustness optimization and forwarding the assistance information, configuration changes related to mobility robustness optimization, or both to a DU or to a second 5 CU. According to certain embodiments, a method is performed by a network node comprising a DU. The method comprises receiving assistance information for mobility robustness optimization. The assistance information indicates that a failure may have originated in a cell of the DU. The method further comprises performing 10 one or more parameter changes in one or more functions handled by the DU.