Same discussion here: https://laracasts.com/discuss/channels/general-discussion/l5-homestead-and-elixir-notifications
If you want to get notifications on your host machine try this: http://www.stepquick.net/blog/2014/09/08/use-gulp-notify-with-terminal-notifier
otherwise if you fire the gulp task on your host machine you should get this messages if you installed gulp and the dependencies on your host machine.