The WebSphere 5.1 plug-in is contained in the sun-spswas-3.0-1.noarch.rpm file.
In a terminal window, become superuser.
Move to the directory containing the sun-spswas-3.0-1.noarch.rpm file.
Type the following command and press Return.
# rpm –i sun-spswas-3.0-1.noarch.rpm
The standalone JAR file is in the /opt/sun/N1_Service_Provisioning_System/plugins/com.sun.was/ directory. The upgrade JAR file is in the /opt/sun/N1_Service_Provisioning_System/plugins/com.sun.was/Upgrade directory.