A Question Item master integration from Fusion to WMS

Summary:

Item Master Integration

Content (please ensure you mask any confidential information):

1. We would like to know the integration name for Item Master integration from Fusion to WMS
2. In the manual item upload file below columns are marked as mandatory.
   std_pack_qty
   std_pack_length
   std_pack_width
   std_pack_height
   std_pack_weight
   std_pack_volume
   std_case_qty
   std_case_length
   std_case_width
   std_case_height
   std_case_weight
   std_case_volume
   dimension1
   dimension2
   dimension3

How to make it non mandatory while integration? if we pass "0" or "1" what will be the impact on the transactions as we do not have the above mandatory data stored in Fusion.