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 and a plurality of leaf network nodes , 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 and the plurality of leaf network nodes 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 , 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 , -- 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 , -- 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. <EOS>