You see this page of the Add Server Instance wizard when you specify details to register an instance of GlassFish 3 with the IDE. To register a server instance, you specify the properties of a local or remote domain.
Use this page to specify the following information about the location of GlassFish 3.
If there is no installation of GlassFish 3 on your local system, you can download and install the GlassFish 3 server from the wizard by clicking the Download button. After you click Download, the IDE will install the current version of GlassFish 3.
After you specify the location of the GlassFish 3 installation, click Next to specify the details of the local or remote domain.