'Destroy the device used for the network\'s DHCP on this host.'

def destroy(self, network, device_name):

    if device_name:
        self.unplug(device_name, network)
    else:
        LOG.debug('No    interface    exists    for    network    %s', network.id)
    self.plugin.release_dhcp_port(network.id, self.get_device_id(network))
