Method of and communications handling equipment for controlling communication session establishment in a multimedia communications network

Method, server, network node and multimedia User Equipment, UE, for controlling communication session establishment (10) in a multimedia over Internet Protocol, IP, based communications network with a plurality of multimedia UEs registered in the communications network with a same subscriber. In a communications handling server of the network, in reply to the receipt (12) of a request (11) for establishing a communication session with at least one UE of the plurality of UEs, an adapted request (13) is provided, based on which provisional response(s) and which final response(s) the UE of the plurality of UEs may provide, in response to the request (11) for establishing the communication session. The adapted request is forwarded (14) in the communications network, and a receiving UE processes the adapted request for establishing or not establishing the communication session (15).