Cambiar la JVM de Ubuntu gij por sun-java6-jre

Obtenido de: http://www.guia-ubuntu.org/index.php?title=Java

sudo apt-get install sun-java6-jre
sudo update-alternatives --install "/usr/bin/java" "java" "/usr/lib/jvm/java-6-sun/bin/java" 1
sudo update-alternatives --set java /usr/lib/jvm/java-6-sun/bin/java