A method for enabling a repeater device to be operated together with a user equipment includes: the repeater device is provided with or receives a piece of network identifier information of a telecommunications network; the repeater device receives, as part of a broadcast control channel transmitted by a base station entity, at least the network identifier information of the telecommunications network; and based on the repeater device determining that the received network identifier information of the telecommunications network corresponds to the piece of network identifier information, the repeater device receives and processes at least repeater-specific configuration information which is a part of control and/or configuration information of the broadcast control channel.