'Get DVR serviced ports for given host and subnet.'

def get_ports_on_host_by_subnet(self, context, **kwargs):

    host = kwargs.get('host')
    subnet = kwargs.get('subnet')
    LOG.debug('DVR    Agent    requests    list    of    VM    ports    on    host    %s', host)
    return self.plugin.get_ports_on_host_by_subnet(context, host, subnet)
