On: Ask HN: Why isn't there a standard network audio protocol?

[monocasa]

> The good thing about standards is that there are so many to choose from.

― Andrew S. Tanenbaum

But really, RTP is the closest thing. Outside of the consumer space nearly everything is RTP + some out of band signalling protocol. It's low latency, designed to be multicast, has RFCs for evey codec under the sun, etc.