Download the Oracle11g Client Release 2 for the 64 bit version from http://www.oracle.com to the IRC application server.
Double-click setup.exe. You will see the following screen:
Select Custom as the installation type.
Click Next.
Select the required language.
Click Next.
Specify the path at which the application should be installed.
Click Next.
Click Select All.
Click Next.
Provide the name of the server on which Oracle 11g Client Release 2 will be installed.
Provide the scheduler agent port number. If the number is already in use, you will be alerted and prompted to change it.
Specify the port number for the Oracle MTS recovery service. If the port number is already in use, the system will alert you and prompt you to provide a different port number.
Click Next. The Prerequisite Checks screen is displayed.
The wizard verifies that your environment meets the prerequisites for installing Oracle 11g Client. Click Next. The Summary screen is displayed.
This screen is a summary of the settings selected. Click Finish to proceed with the installation.
Click the check box for Perform typical configuration.
Click Close to exit the wizard.
Note: Restart the IRC application server after Oracle 11g Client Release 2 is installed.