A session management function (SMF) receives from a wireless device, a packet data unit (PDU) session establishment request message. The SMF sends to a network node, a request message for subscription information of the wireless device. The SMF receives from the network node, a response message comprising subscription information indicating an identifier of a first local proxy application server for an application location, wherein the application location identifies a user plane access to a data network. The SMF sends to the wireless device, a PDU session establishment accept message comprising the identifier of the first local proxy application server.