Intermittent ORA-3135 Errors at Application Client (Doc ID 2237258.1)

Last updated on MARCH 15, 2017

Applies to:

Oracle Net Services - Version 11.2.0.1 to 12.1.0.2 [Release 11.2 to 12.1]
Information in this document applies to any platform.

Symptoms

A 3rd party client application (this case COGNOS) using a version 11gR2 Oracle client.   The application is multi threaded.  The driver is OCI.

 The application is failing with intermittent ORA-3135 errors.  A client trace can show either a 12569 or 12592 error that indicates a 'bad packet' message. 

Changes

This may be a new implementation or a change has occurred on this network.

Cause

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