Remote Connections via the Listener Fail with: 'ORA-28547: connection to server failed, probable Oracle Net admin error' (Doc ID 1645680.1)

Last updated on JUNE 21, 2017

Applies to:

Oracle Net Services - Version 11.2.0.1 to 11.2.0.4 [Release 11.2]
Information in this document applies to any platform.

Symptoms

When connecting through the Listener to a Database, an error is thrown:
ORA-28547: connection to server failed, probable Oracle Net admin error

However, local or BEQUEATH connections to the database are successful.

Changes

 New installation or changes to an existing listener.ora file

Cause

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