Oracle Database Client for Windows x64 is supported on the following operating systems:> Windows Server 2003 - all x64 editions
> Windows Server 2003 R2 - all x64 editions
> Windows XP Professional x64 Edition
> Windows Vista x64 - Business, Enterprise, and Ultimate editions
Windows Multilingual User Interface Pack is supported on Windows Server 2003, Windows Server 2003 R2, Windows XP, and Windows Vista.For More details
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Installing Oracle Database Client link to page
3.1.1 Installation Consideration on Windows Vista and Later
On Windows Vista, Windows Server 2008, Windows Server 2008 R2, and Windows 7, command prompts should be opened with Administrator privileges.
We have created new installs of Windows Server 2008 64-bit and spent endless hours attempting to get it installed.
The Windows 7 Enterprise 32-Bit didn't install easily either. The Oracle 64-bit will show "successful" but doesn't really check anything. It becomes a manual process.
The Internet is full of people having problems with this. Little hints here and there.
Found this article has the best collection of all those pitfalls for installing the client.
However, it still had an error with the TNSPing
Please share anything that you find.
Using the Windows 7 32 bit as a guide to test the Windows Server 2008 64-bit
The TNSPing will not work with a service name for Windows Server 2008 64-bit
While I don't have an answer yet, this might be useful for someone with the same question.