The Linux plug-in is contained in the SUNWspslnxpackage.
In a terminal window, become superuser.
Move to the directory containing the plug-in package.
Type the following command and press Return.
# pkgadd -d package_directory SUNWspslnx
The standalone JAR file is in the /opt/SUNWn1sps/plugins/com.sun.linux/ directory. The upgrade JAR file is in the /opt/SUNWn1sps/plugins/com.sun.linux/Upgradedirectory.