ORA-28547: Connection To Server Failed In Oracle Database Gateway Connection Attempt (Doc ID 2257768.1)

Last updated on APRIL 25, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 to 12.1.0.1 [Release 11.2 to 12.1]
Information in this document applies to any platform.

Symptoms

Attempting to make a connection to a non-Oracle database using a Database Gateway, you receive the following error:

SQL*Plus: Release 12.2.0.1.0 Production on Fri Apr 7 15:16:04 2017

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Enter password:
ERROR:
ORA-28547: connection to server failed, probable Oracle Net admin error


Cause

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