tnsping fails with ORA-12560: TNS:protocol adapter error
Last updated on SEPTEMBER 28, 2015
Applies to:Advanced Networking Option - Version 188.8.131.52 and later
Information in this document applies to any platform.
tnsping and sqlplus both fail with ORA-12560 when connecting remotely to a DB using a TCPS listener.
In addition, adding sqlnet tracing parameters on the client side had no visible effect whatsoever, even when properly configured for 11g.
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