Although Symantec Network Access Control (SNAC) is not supported in Symantec Endpoint Protection (SEP) 14.0 up to version 14.0 RU1 MP2, it is not disabled automatically. As a result, once the SNAC license expires SEP Admins will receive overdeployment notifications.
Windows
This issue is fixed in Symantec Endpoint Protection 14.2. For information on how to obtain the latest build of Symantec Endpoint Protection, see Download the latest version of Symantec Endpoint Protection.