D-Bus is a simple IPC library based on messages groupadd -f -g 14 messagebus useradd -u 14 -g messagebus -c "D-BUS server" -s /bin/false messagebus ln -svf dbus-broker.service /usr/lib/systemd/system/dbus.service ln -svf dbus-broker.service /usr/lib/systemd/user/dbus.service