Thanks!, I ended up getting it working, but not sure what I did that made it work. There was a Netgear unmanaged switch plugged into the TP-Link router in with the mixer was plugged into. I removed...

We are trying to communicate between a Mac using TF Editor and a Yamaha TF Rack mixer. Router is not connected to the Internet (this is in a synth/mixer cart for marching band) Scenarios tested...