I have just setup my glassfish-as behind a HAProxy.
I found the glassfish-jvm-option "java.http.proxyHost"¹ and "java.http.proxyPort"¹. I have not set this value in my glassfish, so I am asking myself: What do I need this value(s) for, when should I set them?
¹ http://docs.oracle.com/cd/E19957-01/820-7203/gigbs/index.html