southOrders in
850 purchase orders received, validated against inventory, and acknowledged with an 855.
northShipments out
856 ASN with carton and pallet detail plus GS1-128 labels; 810 invoice once shipped.
syncInventory
846 inventory advice sent on the retailer schedule.
ConnectionX12 over SPS Commerce, Radial, or direct AS2/SFTP
Typical go-live2 to 4 weeks including retailer certification
NotesRetailer testing timelines: Walmart 2 to 3 weeks, Target 3 to 4 weeks, Amazon 3 to 4 weeks, Best Buy 2 to 3 weeks. See Retail EDI & compliance.