function configure_qos_service_plugin {
    _neutron_service_plugin_class_add "qos"
}


function configure_qos_core_plugin {
    configure_qos_$Q_PLUGIN
}


function configure_qos_l2_agent {
    plugin_agent_add_l2_agent_extension "qos"
}


function configure_qos {
    configure_qos_service_plugin
    configure_qos_core_plugin
    configure_qos_l2_agent
}