To set GLNLoc Extension, go to Settings/Number generation rules/GLNloc Extension.
In the appearing page you can set the content of identifier from Optional items (e.g., RandomNumber, Constant, SequenceNumber etc.) by pressing right mouse button and dragging selected element into the field in right side.
The maximum length of the identifier is constant, fixed (20 characters), but the components and their length can be set within it. You can save the rule (Save button) and test it (Test generation button).
