M1 Mac Mini, basic 256GB SSD/8GB RAM, headless running Roonserver, connected to 'A' side of EtherRegen network switch.
Second M1 Mac Mini running Roon GUI(control) and HQPlayer also connected to 'A' side of the EtherRegen switch.
Sonore ultraRendu endpoint connected to the 'B' side of the EtherRegen.
USB output of UltraRendu connected to Benchmark DAC3.