Patent attributes
According to an embodiment of the invention, a method includes receiving a radio resource control message for which a response message is required to be transmitted to a network access node; performing at least one procedure specified by the radio resource control message; and transmitting the response message using network radio resources that are received in a non-solicited manner from the network access node. According to another embodiment of the invention an apparatus includes a controller configured to operate with a radio frequency receiver and a radio frequency transmitter. The controller is further configured to transmit a radio resource control message for which a response message is required to be received from a user equipment, and to specify to the user equipment in an un-solicited manner those network radio resources to be used by the user equipment for transmitting the response message.