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EM 13c: Save Database Configuration With Parameter SQLNET.ALLOWED_LOGON_VERSION_SERVER=12a set Throws "ORA-28040: No matching authentication protocol" (Doc ID 2461464.1)

Last updated on NOVEMBER 26, 2021

Applies to:

Enterprise Manager for Oracle Database - Version 13.2.1.0.0 and later
Information in this document applies to any platform.

Symptoms

 Enterprise Manager (EM) Cloud Control, Oracle Database is being discovered with the following parameter set in the sqlnet.ora:

   SQLNET.ALLOWED_LOGON_VERSION_SERVER=12a

Performing a test connection during the discovery or when going to Oracle Datatabase --> Target Setup --> Monitoring Configuration and performing a

test connection after setting the above parameter, the following error is encountered:

 

Cause

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In this Document
Symptoms
Cause
Solution
References


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