10-18-2018, 03:27 PM
When connect to USB-DAC and Ethernet with 3B+, that problem will occur. It is also reported on Volumio's blog. I solved that problem with the following settings.
https://volumio.org/raspberry-pi-3-b-plus-audio-review/
ethtool -s eth0 speed 100 duplex full
https://volumio.org/raspberry-pi-3-b-plus-audio-review/
ethtool -s eth0 speed 100 duplex full