Build one page of a Universe Discovery Packet (E1.31 §8). A compliant source periodically advertises every universe it is currently transmitting, so controllers can enumerate active sources without joining every possible universe's multicast group.
Build one page of a Universe Discovery Packet (E1.31 §8). A compliant source periodically advertises every universe it is currently transmitting, so controllers can enumerate active sources without joining every possible universe's multicast group.