Not Able To Establish JDBC Connection To Oracle DB From A Remote Host

(Doc ID 2403524.1)

Last updated on MAY 25, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.

Symptoms

On : 12.1.0.2 version, JDBC XFR

Not able to establish JDBC connection to oracle DB from a WLS installation.
While testing the JDBC data-source the next error is reported:

ERROR
-----------------------

BUSINESS IMPACT
-----------------------
The issue has the following business impact:
Due to this issue, the connection from the WLS datasource to the database cannot be done.

Cause

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