...
https://www.tnpi.net/wiki/FreeBSD_iTunes_Server
cd /usr/ports/audio/firefly
make install clean
echo 'firefly_enable="YES"' >> /etc/rc.conf
service mt-daapd start
==>> http://127.0.0.1:3689
Simple SSH forward e.g. thourgh the internet:
ssh -L3689:iMac.Local:3689 MyDomain.TLD
Please also note https://sourceforge.net/projects/mt-daapd/