Hello @dan, and thanks for your report! Are you able to connect your phone to the core via IP? Also, can you share a screenshot of settings>audio? Lastly, it would be helpful to know more about your system and how things are connected.
So we can better assist you, please provide a brief description of your current setup using this link as a guide.
Make sure to describe your network configuration/topology, including any networking hardware currently in use, so we can have a clear understanding of how your devices are communicating.