A method in a network component for providing radio access network (RAN) coordination of radio nodes in a network , the method comprising: a) determining , by the network component , a congested radio node in a plurality of radio nodes in the network in response to congestion information received from a network device; b1) generating , by the network component , a cluster of radio nodes associated with the congested radio node ; b2) wherein the cluster includes the congested radio node , a load-sharing node a direct interfering node , an interfered node and an indirect interfering node , wherein the load-sharing node is a node that sends data to users served by the congested radio node , the interfered node is a node in which users receive interference from the congested radio node , the direct interfering node is a node that causes interference to users of the congested radio node , and the indirect interfering node is a node that causes interference to users of the load-sharing node or to users of the direct interfering node and wherein a node having no users is not included in the cluster ; c) optimizing , by the network component , radio resources of the radio nodes in the cluster to produce cluster optimization results configured to alleviate congestion of the congested radio node by selecting an optimization technique in accordance with capabilities of the radio nodes , wherein the capabilities of the radio nodes include one or more of backhaul capacity, power control, coordinated spatial beamforming, and carrier selection; and d) transmitting , by the network component, the cluster optimization results to the radio nodes in the cluster to alleviate the congestion. a) determining , by the network component , a congested radio node in a plurality of radio nodes in the network in response to congestion information received from a network device; b1) generating , by the network component , a cluster of radio nodes associated with the congested radio node ; b2) wherein the cluster includes the congested radio node , a load-sharing node a direct interfering node , an interfered node and an indirect interfering node , wherein the load-sharing node is a node that sends data to users served by the congested radio node , the interfered node is a node in which users receive interference from the congested radio node , the direct interfering node is a node that causes interference to users of the congested radio node , and the indirect interfering node is a node that causes interference to users of the load-sharing node or to users of the direct interfering node and wherein a node having no users is not included in the cluster ; c) optimizing , by the network component , radio resources of the radio nodes in the cluster to produce cluster optimization results configured to alleviate congestion of the congested radio node by selecting an optimization technique in accordance with capabilities of the radio nodes , wherein the capabilities of the radio nodes include one or more of backhaul capacity, power control, coordinated spatial beamforming, and carrier selection; and d) transmitting , by the network component, the cluster optimization results to the radio nodes in the cluster to alleviate the congestion. <EOS>