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CMAN 11gR2: Clients Fail with ORA-12637: Packet Receive Failed (Doc ID 1449046.1)

Last updated on MARCH 31, 2022

Applies to:

Oracle Net Services - Version to [Release 11.2]
Information in this document applies to any platform.
This document applies only to installations using CMAN versions higher than


When using Connection Manager Version or higher, clients intermittently encounter the following error:

Connections via CMAN 11gR2 to 10g instances in the same environment may not exhibit this problem.


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