A method of controlling utilization of a plurality of frequency channels in a cellular network, the method comprising: A) a node (100; 200; 600) of the cellular network determining, for each of a plurality of access nodes of the cellular network, a first amount of interference experienced by the access node when utilizing an initial allocation of the frequency channels to the access nodes; B) the node (100; 200; 600) determining a first allocation of frequency channels by a first sequence of allocation processes in the order of decreasing first amount of interference experienced by the access node, characterized in that the first sequence of allocation processes comprising for each of the access nodes: B1) the node (100; 200; 600) determining, for each of the frequency channels, an aggregated amount of interference by summing an amount of interference experienced by the access node when utilizing the frequency channel and amounts of interference experienced by a group of the access nodes to which one of the frequency channels was already allocated in the first sequence of allocation processes when respectively utilizing this allocated frequency channel; B2) the node (100; 200; 600) allocating the frequency channel corresponding to the lowest amount of aggregated interference to the access node; C) the node (100; 200; 600) determining, for each of the access nodes, a second amount of interference experienced by the access node when utilizing the first allocation of the frequency channels to the access nodes; and D) the node (100; 200; 600) determining a second allocation of frequency channels by a second sequence of allocation processes in the order of decreasing second amount of interference experienced by the access node, the second sequence of allocation processes comprising for each of the access nodes: D1) the node (100; 200; 600) determining, for each of the frequency channels, an aggregated amount of interference by summing an amount of interference experienced by the access node when utilizing the frequency channel and amounts of interference experienced by all other access nodes when utilizing their allocated frequency channels; D2) the node (100; 200; 600) allocating the frequency channel corresponding to the lowest amount of aggregated interference to the access node. A) a node (100; 200; 600) of the cellular network determining, for each of a plurality of access nodes of the cellular network, a first amount of interference experienced by the access node when utilizing an initial allocation of the frequency channels to the access nodes; B) the node (100; 200; 600) determining a first allocation of frequency channels by a first sequence of allocation processes in the order of decreasing first amount of interference experienced by the access node, characterized in that the first sequence of allocation processes comprising for each of the access nodes: B1) the node (100; 200; 600) determining, for each of the frequency channels, an aggregated amount of interference by summing an amount of interference experienced by the access node when utilizing the frequency channel and amounts of interference experienced by a group of the access nodes to which one of the frequency channels was already allocated in the first sequence of allocation processes when respectively utilizing this allocated frequency channel; B2) the node (100; 200; 600) allocating the frequency channel corresponding to the lowest amount of aggregated interference to the access node; B1) the node (100; 200; 600) determining, for each of the frequency channels, an aggregated amount of interference by summing an amount of interference experienced by the access node when utilizing the frequency channel and amounts of interference experienced by a group of the access nodes to which one of the frequency channels was already allocated in the first sequence of allocation processes when respectively utilizing this allocated frequency channel; B2) the node (100; 200; 600) allocating the frequency channel corresponding to the lowest amount of aggregated interference to the access node; C) the node (100; 200; 600) determining, for each of the access nodes, a second amount of interference experienced by the access node when utilizing the first allocation of the frequency channels to the access nodes; and D) the node (100; 200; 600) determining a second allocation of frequency channels by a second sequence of allocation processes in the order of decreasing second amount of interference experienced by the access node, the second sequence of allocation processes comprising for each of the access nodes: D1) the node (100; 200; 600) determining, for each of the frequency channels, an aggregated amount of interference by summing an amount of interference experienced by the access node when utilizing the frequency channel and amounts of interference experienced by all other access nodes when utilizing their allocated frequency channels; D2) the node (100; 200; 600) allocating the frequency channel corresponding to the lowest amount of aggregated interference to the access node. D1) the node (100; 200; 600) determining, for each of the frequency channels, an aggregated amount of interference by summing an amount of interference experienced by the access node when utilizing the frequency channel and amounts of interference experienced by all other access nodes when utilizing their allocated frequency channels; D2) the node (100; 200; 600) allocating the frequency channel corresponding to the lowest amount of aggregated interference to the access node.