A method for controlling relocation of a session of an application hosted in a first server (220) connected to a radio station (301) configured for communication with wireless devices (303), comprising the steps of running (51) a session of the application between an application host in said server and an application client in a first wireless device; obtaining (53) context data in the server, which context data is related to the first wireless device during said session; providing (55) said context data to a management entity configured to control relocation of said session from the first server to a second server.