A method and apparatus for requesting service delivery of data in a communication network. A mobile device sends, to an interaction device, information relating to a service and requests information relating to a RAN to which the mobile device is attached. It receives the requested information from a remote device and uses the received information to establish a required service delivery parameter relating to delivery of the service from a server to the mobile device. It sends towards the server a request for data, the request including the established service delivery parameter, and receives from the server data sent using the service delivery parameter.