Dynamic reshuffling of traffic management scheduler hierarchy

There is provided a network device comprising a physical queue management processor configured to manage attributes of physical queues of data packets. The network device further comprises a scheduling processor which is configured to manage scheduling nodes that establish a scheduling hierarchy among the physical queues in a network, utilizing a bi-directional mapping of the physical queues to logical queues. The network device further comprises a traffic management processor which is configured to modify the bi-directional mapping mentioned above.