# Ubuntu Precise "Docker in Docker" enabled base box To turn this into a box: ``` docker build -t myuser/vagrant-ubuntu:precise-dind . docker push myuser/vagrant-ubuntu:precise-dind sed 's/IMAGE/myuser\/vagrant-ubuntu:precise-dind/' Vagrantfile.sample > Vagrantfile tar cvzf precise-dind.box ./metadata.json ./Vagrantfile ```