Java 7 prevents FTP transfers on Windows Vista and 7 if firewall is on. Any ideas?

Question

Java 7 prevents FTP transfers on Windows Vista and 7.

In FTP, before a file is transferred a PORT or a PASV command must be sent. As soon as one of the commands is

Answer 1

The same bug was reported here with a test case: Java 7 Socket Exception Bug forum. Its an issue with Java 7