Windows: Connections Delayed on Windows 2008 R2 or Windows 7 (Doc ID 1457167.1)

Last updated on SEPTEMBER 06, 2017

Applies to:

Oracle Net Services - Version 10.2.0.5 to 12.1.0.1 [Release 10.2 to 12.1]
Microsoft Windows x64 (64-bit) - OS Version: 7
Microsoft Windows x64 (64-bit) - Version: 2008 R2

Symptoms

We see delays in client-server Oracle Net connection. In this case on the client but this issue can arise on the server as well. The delays are seen when the client is waiting a response from server:

 

Cause

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