Démarrer une machine Docker :
docker-machine start machine
$ docker-machine start manager Starting "manager"... (manager) Check network to re-create if needed... (manager) Windows might ask for the permission to configure a dhcp server. Sometimes, such confirmation window is minimized in the taskbar. (manager) Waiting for an IP... Machine "manager" was started. Waiting for SSH to be available... Detecting the provisioner... Started machines may have new IP addresses. You may need to re-run the `docker-machine env` command.