The following are important terms related to the upgrade process.
The directory of the server domain from which you are upgrading to the new version (for example, c:\glassfish\domains\domain1).
The directory where domains are created on the server to which you are upgrading (for example, c:\glassfishv3\glassfish\domains).
The SSL certificate database password used in operations such as Enterprise Server startup. This term refers to the master password of the installation from which you want to upgrade. You need to specify this password if you have changed it from the default value of changeit.