Follow this procedure to uninstall the AIX driver.
Log onto the system as super-user (root).
Enter this command: smit install_remove
A dialog panel appears.
Choose List if you need to determine the name of the Digi driver to remove.
Alter the field SOFTWARE name to digidm.pci.rte.
Alter the field PREVIEW only to no.
Choose OK.
This prompt appears: Are You Sure?
Choose OK.
The uninstallation should proceed to a successful conclusion.