def populate_cfg_dcnm(self, cfg, dcnm_obj):
        """This routine stores the DCNM object. """
        if not self.fw_init:
            return
        self.dcnm_obj = dcnm_obj
        self.fabric.store_dcnm(dcnm_obj)
        self.populate_dcnm_obj(dcnm_obj)
This routine stores the DCNM object.