| CPC H04W 72/23 (2023.01) [H04B 7/0691 (2013.01); H04W 72/046 (2013.01); H04W 88/085 (2013.01)] | 16 Claims |

|
1. A method performed by a distributed unit (DU), the method comprising:
generating a control plane (C-plane) message including section information with a section extension field for multiple ports; and
transmitting, to a radio unit (RU), the C-plane message via a representative port of the multiple ports,
wherein the section information includes a beam identifier (ID) for the representative port.
|