In the Update Supplier procedure in the Purchase module you will under the Info tab find the Extra info... button where you can enter EDI settings for shipping, purchase orders and delivery schedules. These are unique for the supplier when it concerns EDI addresses, links etc.
EDI for supplier.
The settings and addresses that you select or enter here will become default for this supplier. The settings that apply to purchase orders and delivery schedules via EDI are:
The other settings only concern shipping and waybills via EDI. Descriptions of these settings can be found in the help function. Click the Help button.
Extra info... with the supplier's EDI settings.