A system includes a computer that is programmed to receive one or more media streams, each from a respective one of a one or more media capture devices, and to receive, from a client device, for each of the one or more media streams, state data including at least one of an active and a potential state of the media stream. The computer is further programmed to disconnect from the client device, and then, upon reconnecting to the client device, to provide at least one of the media streams and the state data to the client device.