Hi, Since Mitaka release [1], a default service plugins list is loaded when Neutron server starts. That list is not editable and was extended with few services [2]. But none of th [1] https://github.com/openstack/neutron/commit/aadf2f30f84dff3d85f380a7ff4e16dbbb0c6bb0#diff-9169a6595980d19b2649d5bedfff05ce [2] https://github.com/openstack/neutron/blob/master/neutron/plugins/common/constants.py#L43