Method for an improved operation of a broadband access network of a telecommunications network, the broadband access network comprising a central office point of delivery with a switching fabric, the switching fabric comprising a plurality of spine network nodes (171, 172) and a plurality of leaf network nodes (161, 162), wherein the central office point of delivery comprises a central power management entity and a session management entity, and wherein the plurality of spine network nodes (171, 172) and the plurality of leaf network nodes (161, 162) comprise, respectively, a local power management entity, wherein in order for a more energy efficient operation of the central office point of delivery, and regarding a considered leaf network node of the plurality of leaf network nodes (161, 162), the method comprises the following steps: -- in a first step, a traffic load information message regarding the current load situation of the considered leaf network node is transmitted, by the local power management entity of the considered leaf network node, to the central power management entity, -- in a second step, subsequent to the first step, the central power management entity transmits a session transfer request message to the session management entity, the session transfer request message corresponding to requesting permission to carry over one or a plurality of sessions handled by the considered leaf network node to another leaf network node of the plurality of leaf network nodes (161, 162), -- in a third step, subsequent to the second step, the session management entity transmits a session transfer answer message to the central power management entity, the session transfer answer message corresponding to the session transfer request message, -- in a fourth step, subsequent to the third step, the central power management entity transmits a traffic load execution message to the local power management entity of the considered leaf network node, wherein, dependent on the content of the traffic load execution message, the considered leaf network node is controlled in order for a more energy efficient operation. -- in a first step, a traffic load information message regarding the current load situation of the considered leaf network node is transmitted, by the local power management entity of the considered leaf network node, to the central power management entity, -- in a second step, subsequent to the first step, the central power management entity transmits a session transfer request message to the session management entity, the session transfer request message corresponding to requesting permission to carry over one or a plurality of sessions handled by the considered leaf network node to another leaf network node of the plurality of leaf network nodes (161, 162), -- in a third step, subsequent to the second step, the session management entity transmits a session transfer answer message to the central power management entity, the session transfer answer message corresponding to the session transfer request message, -- in a fourth step, subsequent to the third step, the central power management entity transmits a traffic load execution message to the local power management entity of the considered leaf network node, wherein, dependent on the content of the traffic load execution message, the considered leaf network node is controlled in order for a more energy efficient operation.