code: def store_net_db(self, tenant_id, net, net_dict, result):
          
          network_dict = {'name': net_dict.get('name'),
                          'config_profile': net_dict.get('config_profile'),
                          'segmentation_id': net_dict.get('segmentation_id'),
                          'tenant_id': tenant_id,
                          'fwd_mode': net_dict.get('fwd_mode'),
                          'vlan': net_dict.get('vlan_id')}
          self.add_network_db(net, network_dict, fw_const.FW_CONST, result)
docs: Store service network in DB.