Failover Failure and The Network Adapter Could Not Establish The Connection Error When Using DESCRIPTION_LIST with JDBC

(Doc ID 2108614.1)

Last updated on AUGUST 10, 2017

Applies to:

JDBC - Version and later
Information in this document applies to any platform.


Standalone test shows a connection attempt using the JDBC/thin (ojdbc7.jar) fails with "The Network Adapter could not establish the connection".
The same test succeeds with JDBC (ojdbc6.jar) or JDBC (ojdbc7.jar).

The connect string is:


If the service1 is available on host1 the connection will be made successfully. If, however, the service1 is not available on host1, but service2 is available on  host2 the connection will still fail




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