Don't forget you may need to opt in to get mapping to work. It's not available by default on all platforms.
If you're unlucky you'll also have to sacrifice a goat to appease the JVM gods. JVM behaviours vary hugely across implementation, version and underlying platform. Not to mention the short sighted decision made by many sysadmins to disable IPv6 completely...
If you're unlucky you'll also have to sacrifice a goat to appease the JVM gods. JVM behaviours vary hugely across implementation, version and underlying platform. Not to mention the short sighted decision made by many sysadmins to disable IPv6 completely...