'Returns a list of WWNs associated with the specified Dell server.
:param scserver: The Dell backend server object.
:returns: A list of WWNs associated with this server.'

def _find_initiators(self, scserver):

    initiators = []
    r = self.client.get(('StorageCenter/ScServer/%s/HbaList' % self._get_id(scserver)))
    if self._check_result(r):
        hbas = self._get_json(r)
        for hba in hbas:
            wwn = hba.get('instanceName')
            if ((hba.get('portType') == self.protocol) and (wwn is not None)):
                initiators.append(wwn)
    else:
        LOG.error('Unable    to    find    initiators')
    LOG.debug('_find_initiators:    %s', initiators)
    return initiators
