def _execute_command(self, create_command, tag_info, mode, dic={}):
        """Execute a command on the iLO.

        Common infrastructure used by all APIs to send/get
        response from ILO.
        """
        xml = self._create_dynamic_xml(
            create_command, tag_info, mode, dic)
        d = self._request_ilo(xml)
        data = self._parse_output(d)
        LOG.debug(self._("Received response data: %s"), data)
        return data