You can have the Module for EDI validate interchange control numbers, group control numbers, or both (or any combination of TRADACOMS transmission, batch, and file control numbers). By default, inbound control number validation is turned off.

Because you turn validation on or off using EDITPA variables, you can control whether Module for EDI validates control numbers for all sender/receiver pairs or for specific sender/receiver pairs.

The following sections summarize the EDITPA variables used to turn validation on and off for each type of control number.