| CPC H04B 7/0404 (2013.01) [H04B 7/024 (2013.01); H04B 7/06958 (2023.05); H04B 7/088 (2013.01)] | 7 Claims |

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1. An apparatus, comprising
at least one processor; and
at least one memory storing instructions that, when executed by the at least one processor cause the apparatus to perform:
changing an antenna configuration such that the apparatus is configured to operate as a first node of a radio telecommunication network;
creating an antenna configuration correction index of the first node;
providing the antenna configuration correction index of the first node for use in a beam selection procedure for enabling data communication by the first node;
wherein the first node comprises a user equipment, and
wherein providing the antenna configuration correction index comprises providing the antenna configuration correction index to a serving base station operating as another node of the radio telecommunications network for use by the serving base station in a beam selection procedure for the user equipment.
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