ORA-12561 with SSL connectivity attempt from AWS client
Last updated on APRIL 05, 2018
Applies to:
Advanced Networking Option - Version 11.2.0.4 and laterInformation in this document applies to any platform.
Symptoms
When attempting to connect from a remote (AWS) Client to an Oracle Database using SSL / TLS the connection fails:
[errType=ERROR_RESPONSE, status=1022307, errMessage=ORA-12561: TNS:unknown error OCI error., errDetails=]
Local connections to the same Database using the same SSL configuration works.
Changes
Attempts to configure AWS using:
https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Security.SSL.html
Cause
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