Method for the operation of a network of lights particularly for controlling said network of lights, wherein the network of lights comprises a plurality of lights, in particular street lights, multiple control modules and at least one server , wherein each of said multiple control modules is allocated to a respective one of said plurality of lights and comprises: - a long-distance communication module, - a short-distance communication module, - preferably a near field communication module, - a geocoordinate module, - a controller and, - a control output for controlling a driver of the respective light, wherein at least one of said control modules comprises at least one sensor (S1, S2) suitable for producing sensor information, wherein the respective long-distance communication module of each control module is adapted to communicate with said at least one server , wherein the method comprises: - said multiple control modules being divided into several groups (A,B) of control modules, characterized in that the division of said multiple control modules into several groups (A,B) of control modules is based on environmental, light and/or control module information provided by the control modules, and in that the method further comprises: - one of the control modules of each of said several groups (A,B) being selected by the at least one server as a group controller , with which all other control modules of the respective group can communicate via their respective short-distance communication modules, - the control modules within each of said several groups (A,B) forming a short-distance network via their corresponding short-distance communication modules, preferably a mesh network, - during normal operation of the network only each group controller transmitting, via the respective long-distance communication module, to the at least one server, its own environmental, light and/or control module specific information and the corresponding information received from other control modules via their respective short-distance communication module, with data based on sensor information of relevance for multiple of said several groups (A,B), as produced by said at least one sensor (S1, S2), either being transmitted directly, via a long-distance network, thus using respective long-distance communication modules, to a group controller of an adjacent group, by-passing the at least one server , and then being transmitted from said group controller of said adjacent group to a control module of said adjacent group, or being transmitted directly via the short-distance network to a control module of an adjacent group. - a long-distance communication module, - a short-distance communication module, - preferably a near field communication module, - a geocoordinate module, - a controller and, - a control output for controlling a driver of the respective light, - said multiple control modules being divided into several groups (A,B) of control modules, - one of the control modules of each of said several groups (A,B) being selected by the at least one server as a group controller , with which all other control modules of the respective group can communicate via their respective short-distance communication modules, - the control modules within each of said several groups (A,B) forming a short-distance network via their corresponding short-distance communication modules, preferably a mesh network, - during normal operation of the network only each group controller transmitting, via the respective long-distance communication module, to the at least one server, its own environmental, light and/or control module specific information and the corresponding information received from other control modules via their respective short-distance communication module, <EOS>