Specify the HR organization. It is set by your Actor Context. You must change your Actor Context in order to change this value. It cannot be changed on the Punchout Setup screens.
Requester
Select a requester for the organization.
Vendor Group
Select a vendor group.
Vendor
Select a vendor from the vendor group.
Punchout Vendor
Select a punchout vendor.
Click Save.
You can setup values for specific fields on the Other Data tab.