A network communication device arranged to coordinate a determination of a position of a user communication device in a communication network, wherein the network communication device is configured to: select a set of reference user communication devices in the communication network; and instruct a determining of relative distances between each reference user communication device of the selected set of reference user communication devices and the user communication device for the determination of the position of the user communication device ; and characterized in that the network communication device is further configured to: execute said instructing by: transmitting to each reference user communication device of the selected set of reference user communication devices a corresponding instruction instructing a transmission of a corresponding device positioning signal by the corresponding reference user communication device to the user communication device ; and transmitting to the user communication device an instruction instructing a reception of a corresponding device positioning signal from each reference user communication device of the selected set of reference user communication devices by the user communication device , wherein the network communication device is configured to identify reference user communication devices in the communication network, wherein a user communication device of the communication network is identified as a reference user communication device if: position of the user communication device in the communication network is known. select a set of reference user communication devices in the communication network; and instruct a determining of relative distances between each reference user communication device of the selected set of reference user communication devices and the user communication device for the determination of the position of the user communication device ; and characterized in that the network communication device is further configured to: execute said instructing by: transmitting to each reference user communication device of the selected set of reference user communication devices a corresponding instruction instructing a transmission of a corresponding device positioning signal by the corresponding reference user communication device to the user communication device ; and transmitting to the user communication device an instruction instructing a reception of a corresponding device positioning signal from each reference user communication device of the selected set of reference user communication devices by the user communication device , wherein the network communication device is configured to identify reference user communication devices in the communication network, wherein a user communication device of the communication network is identified as a reference user communication device if: position of the user communication device in the communication network is known. transmitting to each reference user communication device of the selected set of reference user communication devices a corresponding instruction instructing a transmission of a corresponding device positioning signal by the corresponding reference user communication device to the user communication device ; and transmitting to the user communication device an instruction instructing a reception of a corresponding device positioning signal from each reference user communication device of the selected set of reference user communication devices by the user communication device , wherein the network communication device is configured to identify reference user communication devices in the communication network, wherein a user communication device of the communication network is identified as a reference user communication device if: position of the user communication device in the communication network is known. <EOS>