The disclosure relates to a mobile device, in particular a vehicle, or an application server, wherein the mobile device or the application server comprise: a processor, configured to: receive a notification from a network entity, in particular a base station, wherein the notification comprises information about available Quality of Service, QoS, and transmit a confirmation message to the network entity informing the network entity about an acceptance of the notified QoS. The disclosure further relates to a network entity, comprising: a network entity controller, configured to: transmit a notification to a mobile device, in particular a vehicle, or an application server, wherein the notification comprises information about available Quality of Service, QoS, and receive a confirmation message from the mobile device or the application server informing about an acceptance of the notified QoS.