The present invention provides for a wireless communications method and related system and wireless terminal devices arranged for communication between first (304, 404) and second (306, 408) wireless terminal devices by way of direct communication, for example by way of a D2D link in a network environment, the method and system and, as appropriate, devices, being arranged to provide for the delivery of link-quality parameter information from at least one of the two terminal devices to the network for communications interaction by the network with communication between for the two terminals in direct communication.