Patent ID: 8525013

Claim:
A system comprising: a network interface of a first device, the network interface configured to: send an outgoing internet protocol message to a conference bridge, wherein the outgoing internet protocol message includes one or more of an audio signal, a video signal, and a musical instrument digital interface signal, and wherein the conference bridge establishes a voice over internet protocol call between the first device, a second device, and a mix box external to the conference bridge; receive an incoming internet protocol message from the conference bridge, wherein the incoming internet protocol message comprises a mixed audio signal produced by the conference bridge from the outgoing internet protocol message and one or more second outgoing internet protocol messages received by the conference bridge from the second device, wherein the mix box sets a mixing level for each audio signal used to produce the mixed audio signal; a processor to process the incoming internet protocol message to generate an output; and an output port to receive the output produced by the processor.