CA Datacom Server startup with external security implemented via IBM RACF fails with abend S683.
Here is the explanation of the abend:
S683
Explanation: The module calling RACROUTE REQUEST=VERIFY is not authorized
(is not APF-authorized, in system key 0-7, or in supervisor state).
APF authorize all datasets that are in the STEPLIB of this failing Datacom Server startup jcl.