1. A method of conferencing over a network, the method comprising:outputting, in an imperceptible acoustic beacon in a near-end environment with a second device of a network system, connection information for connecting to a given device of the network system in the network, wherein the connection information comprises a network address of the given device encoded in the acoustic beacon;
connecting a first device in the near-end environment to the given device of the network system by receiving a response in the network system from the first device, the response being based on the first device using the output connection information and requesting connection of the first device to the given device of the network system;
obtaining, at the network system via the network, content from the first device; and
operating the network system using the obtained content.