Last updated on MARCH 13, 2017
Applies to:
Oracle Database - Standard Edition - Version 11.2.0.3 and laterInformation in this document applies to any platform.
Symptoms
In Oracle Database Server 11.2 various errors are being received when connecting via the listener after implementing various legacy ASO features ( Kerberos, Native Encryption, TCPS/SSL, Radius):
ORA-12660: Encryption or crypto-checksumming parameters incompatible
ORA-12657: No algorithms installed
ORA-12649: Unknown encryption or data integrity algorithm
ORA-12637: Packet receive failed
TNS-12557: TNS:protocol adapter not loadable
TNS-12560: TNS:protocol adapter error
TNS-00527: Protocol Adapter not loadable
ORA-12657: No algorithms installed
ORA-12649: Unknown encryption or data integrity algorithm
ORA-12637: Packet receive failed
TNS-12557: TNS:protocol adapter not loadable
TNS-12560: TNS:protocol adapter error
TNS-00527: Protocol Adapter not loadable
The Oracle documentation specifies:
Cause
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