docs: def set_iscsi_info(self, target_name, lun, ip_address,
                         port='3260', auth_method=None, username=None,
                         password=None):
          """Set iSCSI details of the system in UEFI boot mode.
  
          The initiator system is set with the target details like
          IQN, LUN, IP, Port etc.
          :param target_name: Target Name for iSCSI.
          :param lun: logical unit number.
          :param ip_address: IP address of the target.
          :param port: port of the target.
          :param auth_method : either None or CHAP.
          :param username: CHAP Username for authentication.
          :param password: CHAP secret.
          :raises: IloCommandNotSupportedInBiosError, if the system is
                   in the bios boot mode.
          """
          if(self._is_boot_mode_uefi()):
              iscsi_info = {}
              iscsi_info['iSCSITargetName'] = target_name
              iscsi_info['iSCSILUN'] = lun
              iscsi_info['iSCSITargetIpAddress'] = ip_address
              iscsi_info['iSCSITargetTcpPort'] = int(port)
              iscsi_info['iSCSITargetInfoViaDHCP'] = False
              iscsi_info['iSCSIConnection'] = 'Enabled'
              if (auth_method == 'CHAP'):
                  iscsi_info['iSCSIAuthenticationMethod'] = 'Chap'
                  iscsi_info['iSCSIChapUsername'] = username
                  iscsi_info['iSCSIChapSecret'] = password
              self._change_iscsi_target_settings(iscsi_info)
          else:
              msg = 'iSCSI boot is not supported in the BIOS boot mode'
              raise exception.IloCommandNotSupportedInBiosError(msg)