'Get the default health monitors available for a network domain
:param network_domain_id: The ID of of a ``DimensionDataNetworkDomain``
:type  network_domain_id: ``str``
:rtype: `list` of :class:`DimensionDataDefaultHealthMonitor`'

def ex_get_default_health_monitors(self, network_domain_id):

    result = self.connection.request_with_orgId_api_2(action='networkDomainVip/defaultHealthMonitor', params={'networkDomainId': network_domain_id}, method='GET').object
    return self._to_health_monitors(result)
